{"id":15085,"date":"2025-04-02T16:59:46","date_gmt":"2025-04-02T08:59:46","guid":{"rendered":"https:\/\/viox.com\/?p=15085"},"modified":"2026-04-03T14:08:57","modified_gmt":"2026-04-03T06:08:57","slug":"what-is-a-dc-isolator-switch","status":"publish","type":"post","link":"https:\/\/test.viox.com\/my\/what-is-a-dc-isolator-switch\/","title":{"rendered":"DC Isolator Switch \u1006\u102d\u102f\u1010\u102c\u1018\u102c\u101c\u1032"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\u1010\u1032\u1037 <a href=\"https:\/\/test.viox.com\/my\/dc-isolator-switch\/\"><strong>DC isolator switch<\/strong><\/a> \u104e\u1004\u103a\u1038\u101e\u100a\u103a photovoltaic (PV) \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u104a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1015\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u104a \u1021\u101b\u1031\u1038\u1015\u1031\u102b\u103a\u1010\u102f\u1036\u1037\u1015\u103c\u1014\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1005\u1009\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u104f DC \u1018\u1000\u103a\u1000\u102d\u102f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1005\u103d\u102c \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u1037\u103a \u1016\u103c\u102f\u1010\u103a\u1010\u1015\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1006\u102d\u102f\u101c\u102c\u1015\u103c\u102c\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u101e\u1031\u1010\u1039\u1010\u102c\u1019\u103b\u102c\u1038\u104a \u1021\u102c\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1019\u103b\u102c\u1038\u1000\u1032\u1037\u101e\u102d\u102f\u1037\u101e\u1031\u102c \u1014\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u103c\u102c\u1038\u1010\u103d\u1004\u103a \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u101b\u103e\u102d\u101b\u103e\u102d\u104a \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u103d\u102c\u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u1031\u102c \u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1021\u1019\u103e\u1010\u103a\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p>\u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1021\u101e\u102f\u1036\u1038\u1001\u103b\u101b\u102c\u1010\u103d\u1004\u103a DC isolator switch \u101e\u100a\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1010\u1005\u103a\u1026\u1038\u1021\u102c\u1038 \u1005\u1014\u1005\u103a\u1019\u103e\u1010\u1006\u1004\u1037\u103a DC \u1015\u102b\u101d\u102b\u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u101b\u103e\u102d\u101b\u103e\u102d \u101b\u1015\u103a\u1010\u1014\u1037\u103a\u1005\u1031\u101e\u100a\u1037\u103a \u1000\u102d\u101b\u102d\u101a\u102c\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a <strong>\u1019<\/strong> overcurrent \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1000\u102d\u101b\u102d\u101a\u102c\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038\u104a \u104e\u1004\u103a\u1038\u101e\u100a\u103a <strong>\u1019<\/strong> \u101e\u102c\u1019\u1014\u103a\u1016\u103d\u1004\u1037\u103a\/\u1015\u102d\u1010\u103a \u1006\u1000\u103a\u1005\u1015\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1010\u1005\u103a\u1001\u102f\u101e\u102c\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u104f\u1021\u1013\u102d\u1000\u1021\u101c\u102f\u1015\u103a\u1019\u103e\u102c \u1014\u1031\u101b\u1031\u102c\u1004\u103a\u101b\u103e\u102d\u1014\u1031\u101e\u1019\u103b\u103e \u1021\u102c\u1038\u1016\u103c\u100a\u1037\u103a\u1011\u102c\u1038\u101b\u103e\u102d\u101e\u100a\u1037\u103a \u1006\u102c\u1038\u1000\u1005\u103a\u1010\u1005\u103a\u1001\u102f\u1010\u103d\u1004\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1015\u103c\u102e\u1038 \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u101b\u103e\u102d\u101b\u103e\u102d \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u101e\u100a\u1037\u103a\u1021\u1019\u103e\u1010\u103a\u1000\u102d\u102f \u1015\u1031\u1038\u101b\u1014\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1011\u102d\u102f\u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1001\u103b\u1000\u103a\u101e\u100a\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u100a\u103a\u104a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1006\u102d\u102f\u101e\u1031\u102c\u103a \u1006\u102d\u102f\u101c\u102c\u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u104f DC \u1018\u1000\u103a\u101e\u100a\u103a \u101e\u1019\u102c\u1038\u101b\u102d\u102f\u1038\u1000\u103b AC \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1019\u1010\u1030\u100a\u102e\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1006\u102d\u102f\u101c\u102c\u1019\u1031\u102c\u103a\u1002\u103b\u1030\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1014\u1031\u1037\u1021\u101c\u1004\u103a\u1038\u101b\u1031\u102c\u1004\u103a\u1010\u103d\u1004\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1000\u102d\u102f \u1006\u1000\u103a\u101c\u1000\u103a\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u1014\u1031\u1015\u103c\u102e\u1038 DC arc \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101e\u1018\u102c\u101d\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u102f\u100a\u1016\u103c\u1010\u103a\u1000\u103b\u1031\u102c\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u103e \u1021\u1000\u103b\u102d\u102f\u1038\u1019\u1001\u1036\u1005\u102c\u1038\u101b\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a AC arc \u1019\u103b\u102c\u1038\u1011\u1000\u103a \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101b\u1014\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1001\u1000\u103a\u1001\u1032\u101e\u100a\u103a\u104b \u1011\u102d\u102f\u1037\u1000\u103c\u1031\u102c\u1004\u1037\u103a isolator \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u104a \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a PV \u1005\u1014\u1005\u103a\u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u1021\u101c\u103d\u1014\u103a\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/DC-solar-isolator-switch-installed-near-a-photovoltaic-inverter-for-safe-maintenance-isolation.webp\" alt=\"DC solar isolator switch installed near a photovoltaic inverter for safe maintenance isolation\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px; font-size: 0.9em;\">\u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u101e\u1031\u102c DC \u1006\u102d\u102f\u101c\u102c isolator switch \u1000\u102d\u102f photovoltaic inverter \u1021\u1014\u102e\u1038\u1010\u103d\u1004\u103a \u101c\u102f\u1036\u1001\u103c\u102f\u1036\u1005\u103d\u102c\u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101e\u1031\u102c \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1005\u1014\u1005\u103a\u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u101b\u1031\u1038\u1015\u102b\u101e\u1031\u102c \u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1021\u1019\u103e\u1010\u103a\u1021\u1016\u103c\u1005\u103a \u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u101e\u100a\u103a\u104b.<\/figcaption><\/figure>\n<h2>\u101e\u1031\u102c\u1037\u1011\u102f\u1010\u103a\u101a\u1030\u1019\u103e\u102f\u1019\u103b\u102c\u1038<\/h2>\n<ul>\n<li>DC isolator switch \u1000\u102d\u102f \u1021\u1013\u102d\u1000\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a <strong>\u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038<\/strong>, \u1021\u1010\u103d\u1000\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104a \u1021\u101c\u102d\u102f\u1021\u101c\u103b\u1031\u102c\u1000\u103a \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1021\u1010\u103d\u1000\u103a \u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b.<\/li>\n<li>\u104e\u1004\u103a\u1038\u104f\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1006\u102f\u1036\u1038\u1021\u1001\u1014\u103a\u1038\u1000\u100f\u1039\u100d\u1019\u103e\u102c PV array \u1014\u103e\u1004\u1037\u103a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u101e\u1031\u1010\u1039\u1010\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1019\u103b\u102c\u1038\u1000\u1032\u1037\u101e\u102d\u102f\u1037\u101e\u1031\u102c \u1014\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u103c\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u1031\u102c \u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1021\u1019\u103e\u1010\u103a\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/li>\n<li>\u1006\u102d\u102f\u101c\u102c PV \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u101e\u100a\u103a \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u1000\u1032\u1037\u101e\u102d\u102f\u1037\u1015\u1004\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1015\u102b\u101e\u100a\u103a\u104b isolator \u1000\u102d\u102f \u101e\u1004\u103a\u1010\u1015\u103a\u1006\u1004\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u101e\u100a\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038\u1014\u103e\u1004\u1037\u103a \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u101c\u102d\u102f\u1000\u103a\u1014\u102c\u1019\u103e\u102f\u1000\u102d\u102f \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u101e\u1000\u103a\u101b\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u101b\u103e\u102d\u101e\u100a\u103a\u104b.<\/li>\n<li>DC isolator switch \u1000\u102d\u102f \u1021\u1019\u103e\u1014\u103a\u1010\u1000\u101a\u103a <strong>PV DC \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u104a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u1010\u102c\u101d\u1014\u103a<\/strong>, \u1021\u1010\u103d\u1000\u103a \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u101b\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 AC \u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1015\u1031\u102b\u103a\u101a\u1036\u1010\u1030\u100a\u102e\u1019\u103e\u102f\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b.<\/li>\n<li>multi-string \u1006\u102d\u102f\u101c\u102c\u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1021\u1019\u103b\u102c\u1038\u1005\u102f\u1010\u103d\u1004\u103a DC isolator switch \u101e\u100a\u103a \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1019\u100a\u1037\u103a\u1021\u1005\u102c\u1038 breakers \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a fuses \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u1021\u1010\u1030 \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u103a\u104b.<\/li>\n<\/ul>\n<h2>DC Isolator Switch \u101e\u100a\u103a \u1018\u102c\u101c\u102f\u1015\u103a\u101e\u1014\u100a\u103a\u1038\u104b \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1021\u1016\u103c\u1031<\/h2>\n<p>DC isolator switch \u101e\u100a\u103a \u1006\u102d\u102f\u101c\u102c PV \u1005\u1014\u1005\u103a\u1010\u103d\u1004\u103a \u1021\u1013\u102d\u1000\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103b\u1000\u103a\u101e\u102f\u1036\u1038\u1001\u102f\u1000\u102d\u102f \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u103a-<\/p>\n<ol>\n<li><strong>PV DC \u1018\u1000\u103a\u1010\u103d\u1004\u103a \u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038\u1000\u102d\u102f \u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/strong> \u1011\u102d\u102f\u1037\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u104e\u1004\u103a\u1038\u1000\u102d\u102f\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u1015\u103c\u102f\u1019\u102e \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1000\u102d\u102f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1005\u103d\u102c \u1015\u102b\u101d\u102b\u1016\u103c\u102f\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/li>\n<li><strong>\u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101e\u1031\u102c \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1015\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1005\u1009\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u1036\u1037\u1015\u102d\u102f\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/strong> \u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102d\u102f \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u101b\u103e\u102d\u101b\u103e\u102d \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1011\u102c\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u1000\u103a\u101e\u1031\u1015\u103c\u101e\u100a\u1037\u103a \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u103d\u102c\u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u1031\u102c \u1015\u103d\u1004\u1037\u103a\u101c\u1004\u103a\u1038\u101e\u1031\u102c\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a\u104b.<\/li>\n<li><strong>PV array \u1000\u102d\u102f \u1014\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1019\u103e \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/strong> \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u104a \u1005\u1005\u103a\u1006\u1031\u1038\u1001\u103c\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u101b\u1031\u1038\u1015\u1031\u102b\u103a\u1010\u102f\u1036\u1037\u1015\u103c\u1014\u103a\u1019\u103e\u102f\u1021\u1010\u103d\u1004\u103a\u1038 \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u101e\u1031\u1010\u1039\u1010\u102c\u1019\u103b\u102c\u1038\u104a \u1021\u102c\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1019\u103b\u102c\u1038\u1000\u1032\u1037\u101e\u102d\u102f\u1037\u101e\u1031\u102c\u104b.<\/li>\n<\/ol>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Technical-infographic-showing-the-main-functions-of-a-DC-solar-isolator-switch.webp\" alt=\"Technical infographic showing the main functions of a DC solar isolator switch\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px; font-size: 0.9em;\">DC \u1006\u102d\u102f\u101c\u102c isolator switch \u104f \u1021\u1013\u102d\u1000\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101e\u101b\u102f\u1015\u103a\u1016\u1031\u102c\u103a\u1011\u102c\u1038\u101e\u100a\u1037\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1006\u102d\u102f\u1004\u103a\u101b\u102c infographic \u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u104a \u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101e\u1031\u102c \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a PV array \u1000\u102d\u102f \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1010\u103d\u1004\u103a \u104e\u1004\u103a\u1038\u104f\u1021\u1001\u1014\u103a\u1038\u1000\u100f\u1039\u100d\u1000\u102d\u102f \u1021\u101c\u1031\u1038\u1015\u1031\u1038\u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u100a\u103a\u104b.<\/figcaption><\/figure>\n<p>\u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1005\u100a\u103a\u1038\u1000\u1019\u103a\u1038\u1021\u101b \u104e\u1004\u103a\u1038\u101e\u100a\u103a <strong>disconnecting means<\/strong> photovoltaic \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1000\u103b\u101a\u103a\u1015\u103c\u1014\u1037\u103a\u101e\u1031\u102c\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u1000\u103b\u101b\u1031\u102c\u1000\u103a\u101e\u100a\u103a\u104b NEC-based \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1024\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a <strong>NEC Article 690.13 \u2014 Photovoltaic System Disconnecting Means<\/strong>. \u1010\u103d\u1004\u103a \u1010\u100a\u103a\u101b\u103e\u102d\u101e\u100a\u103a\u104b IEC- \u1014\u103e\u1004\u1037\u103a AS\/NZS-based \u1021\u101c\u1031\u1037\u1021\u1000\u103b\u1004\u1037\u103a\u1010\u103d\u1004\u103a \u1010\u1030\u100a\u102e\u101e\u1031\u102c\u1021\u101a\u1030\u1021\u1006\u101e\u100a\u103a array-side \u1014\u103e\u1004\u1037\u103a inverter-side \u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u102f\u1015\u103a\u1001\u103b\u102f\u1015\u103a\u101e\u100a\u1037\u103a PV \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1015\u102b\u101b\u103e\u102d\u101e\u100a\u103a\u104b <strong>IEC 60364-7-712<\/strong> \u1014\u103e\u1004\u1037\u103a <strong>AS\/NZS 5033<\/strong>.<\/p>\n<p>\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c \u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1001\u103b\u1000\u103a\u1019\u103e\u102c DC isolator switch \u101e\u100a\u103a <strong>\u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1010\u102c\u101d\u1014\u103a<\/strong>, \u1021\u1010\u103d\u1000\u103a \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1000\u102d\u101b\u102d\u101a\u102c\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 overcurrent \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1021\u1010\u103d\u1000\u103a \u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u104f\u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101e\u1031\u102c\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u101e\u100a\u103a \u1021\u1019\u103e\u1014\u103a\u1010\u1000\u101a\u103a switch-disconnector \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u104a DC \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1005\u1009\u103a\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1019\u1030\u1010\u100a\u103a\u1014\u1031\u1006\u1032\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h2>DC Isolator Switch \u101e\u100a\u103a AC Switch \u1014\u103e\u1004\u1037\u103a \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1000\u103d\u102c\u1001\u103c\u102c\u1038\u101e\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>PV DC isolator switch \u101e\u100a\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1015\u102d\u102f\u1019\u103c\u1004\u1037\u103a\u101e\u1031\u102c \u1021\u102d\u1019\u103a\u101e\u102f\u1036\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1005\u1000\u103a\u1019\u103e\u102f AC switch \u1010\u1005\u103a\u1001\u102f\u1019\u103b\u103e\u101e\u102c\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a AC \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103c\u1031\u1001\u1036\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1000\u103d\u1032\u1015\u103c\u102c\u1038\u1001\u103c\u102c\u1038\u1014\u102c\u1038\u101e\u1031\u102c \u1006\u102d\u102f\u101c\u102c\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a DC \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u104f \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1021\u1016\u103c\u1005\u103a\u1019\u103e\u1014\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u101b\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u101e\u102f\u100a\u1016\u103c\u1010\u103a\u1000\u103b\u1031\u102c\u103a\u1001\u103c\u1004\u103a\u1038\u1015\u103c\u103f\u1014\u102c<\/h3>\n<p>AC \u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u103a \u1010\u1005\u103a\u1005\u1000\u1039\u1000\u1014\u1037\u103a\u101c\u103b\u103e\u1004\u103a \u1041\u1040\u1040 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1041\u1042\u1040 \u1000\u103c\u102d\u1019\u103a \u101e\u102f\u100a\u1000\u102d\u102f \u101e\u1018\u102c\u101d\u1021\u1010\u102d\u102f\u1004\u103a\u1038 \u1016\u103c\u1010\u103a\u101e\u1014\u103a\u1038\u101e\u103d\u102c\u1038\u101e\u100a\u103a\u104a \u1011\u1031\u102c\u1000\u103a\u1015\u1036\u1037\u1019\u103e\u102f\u101e\u100a\u103a 50 Hz \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a 60 Hz \u1016\u103c\u1005\u103a\u1019\u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u1019\u1030\u1010\u100a\u103a\u101e\u100a\u103a\u104b switch contacts \u1019\u103b\u102c\u1038\u1015\u103d\u1004\u1037\u103a\u101c\u102c\u101e\u1031\u102c\u1021\u1001\u102b \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u101c\u102c\u101e\u1031\u102c arc \u1010\u1005\u103a\u1001\u102f\u1000\u102d\u102f \u1014\u1031\u102c\u1000\u103a\u101e\u102f\u100a\u1016\u103c\u1010\u103a\u1000\u103b\u1031\u102c\u103a\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1021\u1000\u1030\u1021\u100a\u102e\u1015\u1031\u1038\u101e\u100a\u103a\u104a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1019\u102e\u101c\u102e\u1005\u1000\u1039\u1000\u1014\u1037\u103a\u1021\u1014\u100a\u103a\u1038\u1004\u101a\u103a\u1021\u1010\u103d\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>DC \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u101e\u102f\u100a\u1016\u103c\u1010\u103a\u1000\u103b\u1031\u102c\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u101b\u103e\u102d\u1015\u102b\u104b DC \u1006\u102c\u1038\u1000\u1005\u103a\u1010\u1005\u103a\u1001\u102f\u1010\u103d\u1004\u103a contacts \u1019\u103b\u102c\u1038\u1015\u103d\u1004\u1037\u103a\u101c\u102c\u101e\u1031\u102c\u1021\u1001\u102b arc \u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u1015\u103c\u102e\u1038\u101e\u100a\u103a\u1014\u103e\u1004\u1037\u103a \u101b\u1004\u103a\u1038\u1019\u103c\u1005\u103a\u1000 \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102d\u102f \u1006\u1000\u103a\u101c\u1000\u103a\u1019\u1031\u102c\u1004\u103a\u1038\u1014\u103e\u1004\u103a\u1014\u1031\u101e\u1019\u103b\u103e \u1000\u102c\u101c\u1015\u1010\u103a\u101c\u102f\u1036\u1038 \u104e\u1004\u103a\u1038\u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u1000\u102d\u102f \u1011\u102d\u1014\u103a\u1038\u1011\u102c\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u1006\u102d\u102f\u101c\u102d\u102f\u101e\u100a\u103a\u1019\u103e\u102c DC isolator switch \u101e\u100a\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1001\u102d\u102f\u1004\u103a\u1001\u1036\u1037\u101e\u1031\u102c contact \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u104a \u1015\u102d\u102f\u1019\u102d\u102f\u1000\u103b\u101a\u103a\u1015\u103c\u1014\u1037\u103a\u101e\u1031\u102c contact \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1019\u1000\u103c\u102c\u1001\u100f\u1006\u102d\u102f\u101e\u101c\u102d\u102f \u1021\u1019\u103e\u1014\u103a\u1010\u1000\u101a\u103a DC \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u1010\u102c\u101d\u1014\u103a\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c arc-\u1005\u102e\u1019\u1036\u1001\u1014\u1037\u103a\u1001\u103d\u1032\u1019\u103e\u102f\u1021\u1004\u103a\u1039\u1002\u102b\u101b\u1015\u103a\u1019\u103b\u102c\u1038 \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1021\u1001\u103c\u102c\u1038 DC-\u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1005\u102d\u1014\u103a\u1001\u1031\u102b\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038<\/h3>\n<p>arc \u1021\u1015\u103c\u102f\u1021\u1019\u1030\u1021\u1015\u103c\u1004\u103a PV \u1005\u1014\u1005\u103a\u101b\u103e\u102d DC isolator switch \u101e\u100a\u103a-<\/p>\n<ul>\n<li><strong>\u1014\u1031\u1037\u1021\u101c\u1004\u103a\u1038\u101b\u1031\u102c\u1004\u103a\u1021\u1010\u103d\u1004\u103a\u1038 \u1006\u1000\u103a\u1010\u102d\u102f\u1000\u103a DC \u1017\u102d\u102f\u1037\u1021\u102c\u1038<\/strong>, \u1000\u102d\u102f\u101c\u100a\u103a\u1038 \u101b\u1004\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1006\u102d\u102f\u101e\u1031\u102c\u103a array \u1000\u102d\u102f AC \u1011\u1031\u102c\u1000\u103a\u1015\u1036\u1037\u1019\u103e\u102f\u1000\u1032\u1037\u101e\u102d\u102f\u1037 \u1010\u1030\u100a\u102e\u101e\u1031\u102c\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1015\u102d\u1010\u103a\u104d\u1019\u101b\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103e \u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u1001\u103b\u1031\u101b\u103e\u102d\u101e\u1031\u102c backfeed<\/strong>, \u101e\u100a\u103a inverter\u104a \u101e\u102d\u102f\u101c\u103e\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1017\u102d\u101e\u102f\u1000\u102c\u1014\u103e\u1004\u1037\u103a \u1021\u1015\u103c\u102d\u102f\u1004\u103a\u101c\u1019\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1019\u1030\u1010\u100a\u103a\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u1015\u103c\u1004\u103a\u1015\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1016\u102d\u1005\u102e\u1038\u1019\u103e\u102f<\/strong>, \u1010\u103d\u1004\u103a UV \u1013\u102b\u1010\u103a\u101b\u1031\u102c\u1004\u103a\u1001\u103c\u100a\u103a\u104a \u1019\u102d\u102f\u1038\u104a \u1016\u102f\u1014\u103a\u1019\u103e\u102f\u1014\u1037\u103a\u104a \u1021\u1015\u1030\u1001\u103b\u102d\u1014\u103a\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103b\u102d\u102f\u1037\u1012\u1031\u101e\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1006\u102c\u1038\u1019\u103e\u102f\u1014\u103a\u1019\u103b\u102c\u1038\u1015\u102b\u101d\u1004\u103a\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101e\u1000\u103a\u1010\u1019\u103a\u1038\u101b\u103e\u100a\u103a\u1000\u103c\u102c\u101b\u1014\u103a \u1019\u103b\u103e\u1031\u102c\u103a\u101c\u1004\u1037\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/strong>, \u101e\u100a\u103a PV \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1006\u101a\u103a\u1005\u102f\u1014\u103e\u1005\u103a\u1019\u103b\u102c\u1038\u1005\u103d\u102c \u101c\u100a\u103a\u1015\u1010\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b<\/li>\n<\/ul>\n<h3>DC Isolator Switches \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1014\u100a\u103a\u1038\u104b<\/h3>\n<p>\u1024\u1005\u102d\u1014\u103a\u1001\u1031\u102b\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u103c\u1031\u102c\u1004\u1037\u103a PV DC isolator switches \u1019\u103b\u102c\u1038\u1000\u102d\u102f AC switch \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u1011\u1000\u103a \u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u101e\u103d\u102c\u1038\u101e\u1031\u102c \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/p>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left; margin: 20px 0;\" border=\"1\">\n<thead>\n<tr>\n<th style=\"padding: 10px; background-color: #f2f2f2;\">\u1007\u102c\u1010\u102d<\/th>\n<th style=\"padding: 10px; background-color: #f2f2f2;\">DC \u1021\u1010\u103d\u1000\u103a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1014\u100a\u103a\u1038\u104b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px;\"><strong>Rated DC \u1017\u102d\u102f\u1037\u1021\u102c\u1038 (Ue)<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1021\u1021\u1031\u1038\u1001\u103b\u102d\u1014\u103a\u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1001\u103c\u1004\u103a\u1038\u1021\u1015\u102b\u1021\u101d\u1004\u103a \u1021\u1019\u103c\u1004\u1037\u103a\u1006\u102f\u1036\u1038\u1005\u1014\u1005\u103a Voc \u1011\u1000\u103a \u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u101b\u1019\u100a\u103a\u104b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Rated \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 (Ie)<\/strong><\/td>\n<td style=\"padding: 10px;\">\u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u1031\u102c derating \u1016\u103c\u1004\u1037\u103a \u1006\u1000\u103a\u1010\u102d\u102f\u1000\u103a PV \u101c\u100a\u103a\u1015\u1010\u103a\u1014\u1031\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u101b\u1019\u100a\u103a\u104b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u101d\u1004\u103a\u101b\u102d\u102f\u1038\u1021\u101b\u1031\u1021\u1010\u103d\u1000\u103a<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1010\u1005\u103a\u1015\u103c\u102d\u102f\u1004\u103a\u1014\u1000\u103a\u1010\u100a\u103a\u1038 \u1016\u103c\u102f\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1011\u102c\u1038\u101e\u1031\u102c conductors \u1021\u101b\u1031\u1021\u1010\u103d\u1000\u103a\u1000\u102d\u102f \u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u101e\u100a\u103a\u104b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038<\/strong><\/td>\n<td style=\"padding: 10px;\">IEC 60947-3 \u1021\u101b DC-21B \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a DC-22B \u101e\u100a\u103a \u1021\u1019\u103e\u1014\u103a\u1010\u1000\u101a\u103a DC \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038\u1000\u102d\u102f \u100a\u103d\u103e\u1014\u103a\u1015\u103c\u101e\u100a\u103a\u104b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Enclosure \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a (IP)<\/strong><\/td>\n<td style=\"padding: 10px;\">\u101b\u102c\u101e\u102e\u1025\u1010\u102f\u1012\u100f\u103a\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1015\u103c\u1004\u103a\u1015 PV \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a IP65 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1011\u1000\u103a\u104b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101b\u100a\u103a<\/strong><\/td>\n<td style=\"padding: 10px;\">contact \u101a\u102d\u102f\u101a\u103d\u1004\u103a\u1038\u1015\u103b\u1000\u103a\u1005\u102e\u1038\u1001\u103c\u1004\u103a\u1038\u1019\u1016\u103c\u1005\u103a\u1019\u102e rated \u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1005\u1000\u103a\u101d\u1014\u103a\u1038\u1021\u101b\u1031\u1021\u1010\u103d\u1000\u103a\u104b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u1019\u103c\u1031\u102c\u1000\u103a\u1021\u1019\u1031\u101b\u102d\u1000\u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a <strong>UL 98B<\/strong> \u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u1021\u1000\u1032\u1016\u103c\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u100a\u102e\u1019\u103b\u103e\u101e\u1031\u102c \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u101b\u103e\u102c\u1016\u103d\u1031\u101e\u1004\u1037\u103a\u101e\u100a\u103a\u104b \u101e\u103c\u1005\u1010\u103c\u1031\u1038\u101c\u103b\u1014\u103e\u1004\u1037\u103a \u1014\u101a\u1030\u1038\u1007\u102e\u101c\u1014\u103a\u1010\u103d\u1004\u103a, <strong>Energy Safe Victoria<\/strong> \u1014\u103e\u1004\u1037\u103a <strong>AS\/NZS 5033<\/strong> \u101e\u100a\u103a \u101e\u1019\u102d\u102f\u1004\u103a\u1038\u101d\u1004\u103a isolator \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u1019\u102d\u102f\u1038\u1015\u1031\u102b\u103a\u101b\u103e\u102d PV \u1019\u102e\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1006\u1000\u103a\u1005\u1015\u103a\u1014\u1031\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a DC isolator switch \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038\u1000\u102d\u102f \u1021\u1011\u1030\u1038\u1021\u101c\u1031\u1038\u1015\u1031\u1038\u1011\u102c\u1038\u101e\u100a\u103a\u104b.<\/p>\n<h2>\u1006\u102d\u102f\u101c\u102c PV \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a DC Isolation \u101e\u100a\u103a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>\u1006\u102d\u102f\u101c\u102c\u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u104f DC \u1018\u1000\u103a\u101e\u100a\u103a \u101e\u1019\u102c\u1038\u101b\u102d\u102f\u1038\u1000\u103b \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026 \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1019\u101b\u103e\u102d\u101e\u1031\u102c \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038 \u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a- <strong>\u101b\u1004\u103a\u1038\u1019\u103c\u1005\u103a\u1000\u102d\u102f \u1015\u102d\u1010\u103a\u104d\u1019\u101b\u1015\u102b\u104b<\/strong>.<\/p>\n<p>\u1014\u1031\u101b\u1031\u102c\u1004\u103a\u1001\u103c\u100a\u103a\u101b\u101b\u103e\u102d\u1014\u1031\u101e\u101b\u103d\u1031\u1037 PV \u1019\u1031\u102c\u103a\u1002\u103b\u1030\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1000\u102d\u102f \u1006\u1000\u103a\u101c\u1000\u103a\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u1014\u1031\u1015\u102b\u101e\u100a\u103a\u104b \u1006\u102d\u102f\u101c\u102d\u102f\u101e\u100a\u103a\u1019\u103e\u102c-<\/p>\n<ul>\n<li>\u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1015\u102d\u1010\u103a\u1011\u102c\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a<\/li>\n<li>AC \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u1016\u103d\u1004\u1037\u103a\u1011\u102c\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a<\/li>\n<li>\u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u1011\u1031\u102c\u1000\u103a\u1015\u1036\u1037\u1019\u103e\u102f\u1000\u102d\u102f \u101c\u102f\u1036\u1038\u101d\u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1011\u102c\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a<\/li>\n<\/ul>\n<p>\u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 \u1021\u1001\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1000\u103c\u102c\u1038\u101b\u103e\u102d PV \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1014\u1031\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1024\u1005\u1009\u103a\u1006\u1000\u103a\u1019\u1015\u103c\u1010\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1014\u1031\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a PV \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a DC isolator \u1001\u101c\u102f\u1010\u103a\u1019\u103b\u102c\u1038 \u101b\u103e\u102d\u1014\u1031\u101b\u101e\u100a\u1037\u103a \u1021\u1013\u102d\u1000\u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u104a \u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1019\u101b\u103e\u102d\u101c\u103b\u103e\u1004\u103a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1021\u1010\u103d\u1000\u103a DC \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u101b\u1014\u103a \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u101e\u1031\u102c\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038\u1019\u101b\u103e\u102d\u1015\u102b\u104b.<\/p>\n<h3>DC Isolator \u1001\u101c\u102f\u1010\u103a\u104f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1001\u1014\u103a\u1038\u1000\u100f\u1039\u100d\u1019\u103b\u102c\u1038<\/h3>\n<p><strong>\u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u104b.<\/strong> \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1000\u102d\u102f \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u104a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1018\u1031\u102c\u1000\u103a\u1005\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u1010\u1004\u103a\u1038\u1000\u103b\u1015\u103a\u1001\u103c\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u101e\u100a\u1037\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1000\u102d\u102f \u101c\u1032\u101c\u103e\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u1015\u103c\u102f\u1019\u102e \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1010\u1005\u103a\u1026\u1038\u101e\u100a\u103a DC \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038 \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1019\u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u101b\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b DC isolator \u1001\u101c\u102f\u1010\u103a\u101e\u100a\u103a \u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u104f \u101c\u1000\u103a\u1000\u102d\u102f\u1004\u103a\u1021\u1014\u1031\u1021\u1011\u102c\u1038\u1000\u102d\u102f\u101e\u102c \u1021\u102c\u1038\u1000\u102d\u102f\u1038\u1019\u100a\u1037\u103a\u1021\u1005\u102c\u1038 \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1015\u103c\u1010\u103a\u101e\u102c\u1038\u101e\u1031\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1000\u102d\u102f \u1015\u1036\u1037\u1015\u102d\u102f\u1038\u1015\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1011\u102d\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1005\u1009\u103a\u1000\u102d\u102f \u1021\u1011\u1031\u102c\u1000\u103a\u1021\u1000\u1030\u1015\u103c\u102f\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1021\u101b\u1031\u1038\u1015\u1031\u102b\u103a\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u104b.<\/strong> \u1019\u102e\u1038\u101c\u1031\u102c\u1004\u103a\u1019\u103e\u102f \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u101b\u1031\u1038\u1015\u1031\u102b\u103a\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u101b\u103e\u1031\u1038\u1026\u1038\u101e\u1030\u1014\u102c\u1015\u103c\u102f\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u103d\u102c\u1019\u103e\u1010\u103a\u101e\u102c\u1038\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u101c\u100a\u103a\u1015\u1010\u103a\u101b\u101c\u103d\u101a\u103a\u1000\u1030\u101e\u1031\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u1005\u103a\u1001\u102f \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b \u1021\u1014\u102e\u101b\u1031\u102c\u1004\u103a\u101c\u1000\u103a\u1000\u102d\u102f\u1004\u103a\u1015\u102b\u101e\u1031\u102c DC isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u103d\u102c \u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038\u1015\u103c\u102f\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1001\u103b\u1000\u103a\u1001\u103b\u1004\u103a\u1038\u1019\u103e\u1010\u103a\u1019\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u1010\u1036\u1006\u102d\u1015\u103a\u1001\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u1000\u102c\u1021\u101b\u1036\u1021\u1010\u103d\u1004\u103a\u1038\u101b\u103e\u102d \u101e\u1031\u1038\u1004\u101a\u103a\u101e\u1031\u102c \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u104f \u1021\u1010\u1014\u103a\u1038\u101e\u100a\u103a \u1011\u102d\u102f\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b.<\/p>\n<p><strong>Lockout\/tagout \u1021\u1011\u1031\u102c\u1000\u103a\u1021\u1015\u1036\u1037\u104b.<\/strong> DC isolator \u1001\u101c\u102f\u1010\u103a\u1021\u1019\u103b\u102c\u1038\u1021\u1015\u103c\u102c\u1038\u1000\u102d\u102f \u1016\u103d\u1004\u1037\u103a\u1011\u102c\u1038\u101e\u100a\u1037\u103a\u1021\u1014\u1031\u1021\u1011\u102c\u1038\u1010\u103d\u1004\u103a \u101e\u1031\u102c\u1037\u1001\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u101c\u1000\u103a\u1000\u102d\u102f\u1004\u103a\u1019\u103b\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1012\u1031\u101e\u1014\u1039\u1010\u101b \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038 \u101c\u102f\u1015\u103a\u1011\u102f\u1036\u1038\u101c\u102f\u1015\u103a\u1014\u100a\u103a\u1038\u1021\u101b \u1005\u1014\u1005\u103a\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1021\u101c\u102f\u1015\u103a\u101c\u102f\u1015\u103a\u1014\u1031\u1005\u1009\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1010\u1005\u103a\u1026\u1038\u1021\u102c\u1038 \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1015\u103c\u1014\u103a\u101c\u100a\u103a\u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u101b\u102f\u1015\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1021\u101b \u1010\u102c\u1038\u1006\u102e\u1038\u1014\u102d\u102f\u1004\u103a\u1005\u1031\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1019\u102e\u1038\u101e\u1010\u103a\u101e\u1019\u102c\u1038\u1019\u103b\u102c\u1038\u104f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038\u104b.<\/strong> Energy Safe Victoria \u101e\u100a\u103a DC isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f PV \u1005\u1014\u1005\u103a\u1019\u103e\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1013\u102c\u1010\u103a\u1021\u102c\u1038\u1000\u102d\u102f \u1021\u101b\u1031\u1038\u1015\u1031\u102b\u103a\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1015\u1031\u1038\u101b\u102c\u1010\u103d\u1004\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u1005\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1005\u1014\u1005\u103a\u1019\u103e\u1010\u1006\u1004\u1037\u103a \u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u101b\u1015\u103a\u1010\u1014\u1037\u103a\u1005\u1031\u101e\u100a\u1037\u103a \u1000\u102d\u102f\u101a\u103a\u1010\u102d\u102f\u1004\u103a\u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a \u1001\u101c\u102f\u1010\u103a\u1021\u1016\u103c\u1005\u103a \u1021\u1010\u102d\u1021\u101c\u1004\u103a\u1038\u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u1011\u102d\u102f\u1018\u102c\u101e\u102c\u1005\u1000\u102c\u1038\u101e\u100a\u103a \u1021\u1001\u1014\u103a\u1038\u1000\u100f\u1039\u100d\u1000\u102d\u102f \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u1031\u101e\u100a\u103a- <strong>\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u1000\u102d\u102f \u1005\u1031\u102c\u1004\u1037\u103a\u1006\u102d\u102f\u1004\u103a\u1038\u1015\u103c\u102e\u1038 \u1021\u101c\u102d\u102f\u1021\u101c\u103b\u1031\u102c\u1000\u103a \u1001\u101b\u102e\u1038\u1011\u103d\u1000\u103a\u101b\u1014\u103a\u1019\u101f\u102f\u1010\u103a\u1018\u1032 \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u101b\u103e\u102d\u101b\u103e\u102d \u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u101b\u1015\u103a\u1010\u1014\u1037\u103a\u101b\u1014\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b<\/strong>.<\/p>\n<p><strong>\u1011\u102f\u1010\u103a\u101d\u1031\u1011\u102c\u1038\u101e\u1031\u102c \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038 \u1005\u102f\u1036\u1005\u1019\u103a\u1038\u1005\u1005\u103a\u1006\u1031\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1019\u103e \u1000\u103d\u1004\u103a\u1038\u1006\u1004\u103a\u1038\u1019\u103e\u1010\u103a\u1005\u102f-<\/strong> Energy Safe Victoria \u101e\u100a\u103a \u1021\u1005\u102d\u102f\u1013\u102c\u1010\u103a\u1011\u102d\u1001\u102d\u102f\u1000\u103a\u101e\u1031\u102c \u1021\u1019\u102d\u102f\u1038\u1015\u1031\u102b\u103a\u101b\u103e\u102d DC isolator \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101e\u1000\u103a\u1010\u1019\u103a\u1038\u101b\u1004\u1037\u103a PV \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1019\u102e\u1038\u101c\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1016\u103c\u1005\u103a\u1005\u1031\u101e\u100a\u1037\u103a \u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1004\u103a\u1038\u1021\u1016\u103c\u1005\u103a \u1011\u1015\u103a\u1001\u102b\u1010\u101c\u1032\u101c\u1032 \u1019\u102e\u1038\u1019\u1031\u102c\u1004\u103a\u1038\u1011\u102d\u102f\u1038\u1015\u103c\u1001\u1032\u1037\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a isolator \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u104f \u1010\u1005\u103a\u101d\u1000\u103a\u101e\u102c\u1016\u103c\u1005\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1021\u101e\u102f\u1036\u1038\u101d\u1004\u103a\u101e\u1031\u102c \u101e\u1010\u102d\u1015\u1031\u1038\u1001\u103b\u1000\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u104a \u1010\u1036\u1006\u102d\u1015\u103a\u1001\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u104a \u1002\u101c\u1004\u103a\u1038\u101d\u1004\u103a\u1015\u1031\u102b\u1000\u103a\u1014\u103e\u1004\u1037\u103a \u101b\u1031\u101b\u103e\u100a\u103a\u1021\u1015\u103c\u1004\u103a\u1018\u1000\u103a\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101b\u100a\u103a\u1010\u102d\u102f\u1037\u101e\u100a\u103a \u1012\u1031\u1010\u102c\u1005\u102c\u101b\u103d\u1000\u103a\u1015\u1031\u102b\u103a\u101b\u103e\u102d \u1001\u101c\u102f\u1010\u103a\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1000\u1032\u1037\u101e\u102d\u102f\u1037\u1015\u1004\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n<h2>Rapid Shutdown \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1021\u1036\u101d\u1004\u103a\u1001\u103d\u1004\u103a\u1000\u103b\u1016\u103c\u1005\u103a\u101e\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>\u1019\u103c\u1031\u102c\u1000\u103a\u1021\u1019\u1031\u101b\u102d\u1000 \u1021\u1019\u102d\u102f\u1038\u1015\u1031\u102b\u103a PV \u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1010\u103d\u1004\u103a\u104a, <strong>NEC 690.12 Rapid Shutdown<\/strong> \u101a\u1001\u102f\u1021\u1001\u102b \u101e\u1019\u102c\u1038\u101b\u102d\u102f\u1038\u1000\u103b \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1006\u103d\u1031\u1038\u1014\u103d\u1031\u1038\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a\u1021\u1010\u1030 \u1010\u100a\u103a\u101b\u103e\u102d\u1014\u1031\u1015\u102b\u101e\u100a\u103a\u104b \u1021\u1001\u103b\u102d\u102f\u1037\u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1014\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u1019\u103c\u1014\u103a\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a DC isolator \u1000\u102d\u102f \u1019\u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u1010\u1031\u102c\u1037\u101f\u102f \u101a\u1030\u1006\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1015\u102b\u101e\u100a\u103a\u104b \u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b.<\/p>\n<p>\u1021\u1019\u103c\u1014\u103a\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a DC isolation \u101e\u100a\u103a \u1006\u1000\u103a\u1005\u1015\u103a\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 \u1019\u1010\u1030\u100a\u102e\u101e\u1031\u102c \u1015\u103c\u103f\u1014\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u101e\u100a\u103a-<\/p>\n<ul>\n<li><strong>\u1021\u1019\u103c\u1014\u103a\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038<\/strong> \u1015\u102d\u1010\u103a\u1015\u103c\u102e\u1038\u1014\u1031\u102c\u1000\u103a \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u101b\u103e\u102d \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u101b\u103e\u1031\u102c\u1037\u1001\u103a\u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u1001\u103c\u1031\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/li>\n<li><strong>DC isolator \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038<\/strong> \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u101b\u103e\u102d\u101b\u103e\u102d \u1012\u1031\u101e\u1010\u103d\u1004\u103a\u1038\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1000\u102d\u102f \u1015\u1036\u1037\u1015\u102d\u102f\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/li>\n<\/ul>\n<p>690.12 \u1015\u102b NFPA \u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101e\u100a\u103a\u101c\u100a\u103a\u1038 \u1024\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u101d\u1004\u103a\u101e\u100a\u103a\u104a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1006\u102d\u102f\u101e\u1031\u102c\u103a NEC \u101e\u100a\u103a \u1021\u1019\u103c\u1014\u103a\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1010\u1005\u103a\u1001\u102f\u1010\u100a\u103a\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1000\u102d\u102f \u1019\u101c\u102d\u102f\u1021\u1015\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u1031\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1005\u1014\u1005\u103a\u1015\u1031\u102b\u103a\u1019\u1030\u1010\u100a\u103a\u104d \u1011\u102d\u102f\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1019\u1031\u102c\u103a\u1002\u103b\u1030\u1038\u1021\u1006\u1004\u1037\u103a\u104a \u1021\u1001\u1004\u103a\u1038\u1021\u1006\u1004\u1037\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1001\u103c\u102c\u1038\u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1019\u103e\u1010\u1005\u103a\u1006\u1004\u1037\u103a \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1010\u103d\u1004\u103a \u1006\u102d\u102f\u101c\u102d\u102f\u101e\u100a\u103a\u1019\u103e\u102c \u1021\u1019\u103c\u1014\u103a\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u101e\u1031\u102c \u1012\u1031\u101e\u1010\u103d\u1004\u103a\u1038 DC \u1018\u1000\u103a\u1001\u103c\u1019\u103a\u1038 \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1021\u101c\u102d\u102f\u1021\u101c\u103b\u1031\u102c\u1000\u103a \u1016\u101a\u103a\u101b\u103e\u102c\u1038\u1015\u1031\u1038\u1019\u100a\u103a\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b.<\/p>\n<h2>\u1006\u102d\u102f\u101c\u102c PV \u1005\u1014\u1005\u103a\u1010\u103d\u1004\u103a DC Isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>\u1010\u1015\u103a\u1006\u1004\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1021\u1010\u102d\u1021\u1000\u103b\u101e\u100a\u103a \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u104a \u1005\u1000\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1017\u102d\u101e\u102f\u1000\u102c\u104a \u1005\u1014\u1005\u103a\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1010\u101b\u102c\u1038\u1005\u102e\u101b\u1004\u103a\u1015\u102d\u102f\u1004\u103a\u1001\u103d\u1004\u1037\u103a\u1021\u1015\u1031\u102b\u103a \u1019\u1030\u1010\u100a\u103a\u1015\u102b\u101e\u100a\u103a\u104b \u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u101a\u102f\u1010\u1039\u1010\u102d\u1017\u1031\u1012\u101e\u100a\u103a \u1010\u101e\u1019\u1010\u103a\u1010\u100a\u103a\u1038\u101b\u103e\u102d\u101e\u1031\u102c \u1021\u1001\u103c\u1031\u1001\u1036\u1019\u1030\u1000\u102d\u102f \u101c\u102d\u102f\u1000\u103a\u1014\u102c\u101e\u100a\u103a-<\/p>\n<p><strong>DC isolator \u1001\u101c\u102f\u1010\u103a\u101e\u100a\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1019\u103b\u102c\u1038 \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u1015\u103c\u102e\u1038 \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u101c\u103d\u101a\u103a\u1000\u1030\u101e\u1031\u102c\u104a \u1000\u102f\u1012\u103a\u1014\u103e\u1004\u1037\u103a\u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u101e\u102d\u102f\u1037 \u101b\u1031\u102c\u1000\u103a\u101e\u103d\u102c\u1038\u101e\u100a\u103a\u104b.<\/strong><\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Technical-diagram-showing-where-a-DC-solar-isolator-switch-is-installed-in-a-photovoltaic-system.webp\" alt=\"Technical diagram showing where a DC solar isolator switch is typically installed in a photovoltaic system\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px; font-size: 0.9em;\">\u1013\u102c\u1010\u103a\u1015\u102f\u1036\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1017\u102d\u101e\u102f\u1000\u102c\u1021\u1010\u103d\u1004\u103a\u1038\u101b\u103e\u102d \u1005\u1036 DC \u1006\u102d\u102f\u101c\u102c isolator \u1001\u101c\u102f\u1010\u103a\u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u101e\u1031\u1038\u1005\u102d\u1010\u103a\u1016\u1031\u102c\u103a\u1015\u103c\u101e\u100a\u1037\u103a \u1015\u103c\u100a\u1037\u103a\u1005\u102f\u1036\u101e\u1031\u102c \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1015\u102f\u1036\u1000\u103c\u1019\u103a\u1038\u104a \u1021\u1001\u1004\u103a\u1038\u1018\u1000\u103a\u1014\u103e\u1004\u1037\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1018\u1000\u103a\u1014\u103e\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u104f isolation \u1014\u100a\u103a\u1038\u1017\u103b\u1030\u101f\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101e\u101b\u102f\u1015\u103a\u1015\u103c\u101e\u100a\u103a\u104b.<\/figcaption><\/figure>\n<h3>\u1010\u100a\u103a\u1014\u1031\u101b\u102c 1- \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1014\u103e\u1004\u1037\u103a \u1000\u1015\u103a\u101c\u103b\u1000\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/h3>\n<p>\u1021\u101e\u102f\u1036\u1038\u1021\u1019\u103b\u102c\u1038\u1006\u102f\u1036\u1038 DC isolator \u1001\u101c\u102f\u1010\u103a\u1010\u100a\u103a\u1014\u1031\u101b\u102c\u101e\u100a\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1011\u100a\u1037\u103a\u101e\u103d\u1004\u103a\u1038\u1019\u103e\u102f\u1021\u1014\u102e\u1038\u1010\u103d\u1004\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1024\u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u101e\u100a\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1019\u103b\u102c\u1038\u1021\u102c\u1038 \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1019\u1005\u1010\u1004\u103a\u1019\u102e \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u104f DC terminals \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u102d\u102f\u1019\u102d\u102f\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u1005\u103d\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1019\u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1005\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u101b\u103e\u1031\u1037\u1010\u103d\u1004\u103a \u1012\u1031\u101e\u1010\u103d\u1004\u103a\u1038 DC \u1018\u1000\u103a\u1001\u103c\u1019\u103a\u1038 \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1001\u103b\u1000\u103a\u1001\u103b\u1004\u103a\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1001\u1031\u1010\u103a\u1019\u102e\u1000\u103c\u102d\u102f\u1038\u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1021\u1019\u103b\u102c\u1038\u1021\u1015\u103c\u102c\u1038\u101e\u100a\u103a DC isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1021\u102d\u1019\u103a\u101b\u102c\u1011\u1032\u101e\u102d\u102f\u1037 \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u100a\u1037\u103a\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u1024\u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1001\u103b\u1009\u103a\u1038\u1000\u1015\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u1001\u103b\u102d\u102f\u1037\u101e\u1031\u102c\u1005\u103b\u1031\u1038\u1000\u103d\u1000\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1014\u103e\u1005\u103a\u101e\u1000\u103a\u101c\u102c\u1000\u103c\u101e\u100a\u103a\u104a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1006\u102d\u102f\u101e\u1031\u102c\u103a \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1011\u102d\u1010\u103d\u1031\u1037\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1015\u103c\u1004\u103a\u1015\u1021\u1006\u102f\u1036\u1038\u101e\u1010\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1015\u1031\u1038\u1015\u103c\u102e\u1038 \u1021\u1015\u102d\u102f\u1021\u1000\u102c\u1021\u101b\u1036\u1011\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u101d\u1004\u103a\u101b\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u101a\u103a\u101b\u103e\u102c\u1038\u1015\u1031\u1038\u1000\u102c \u1021\u1015\u103c\u1004\u103a\u1018\u1000\u103a\u1010\u103d\u1004\u103a \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1019\u103e\u102f\u1021\u1019\u103b\u102c\u1038\u1006\u102f\u1036\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1000\u102d\u102f \u1016\u101a\u103a\u101b\u103e\u102c\u1038\u1015\u1031\u1038\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>Energy Safe Victoria \u101e\u100a\u103a \u104e\u1004\u103a\u1038\u104f DC isolator \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101b\u1031\u1038 \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u1010\u103d\u1004\u103a \u1024\u1026\u1038\u1010\u100a\u103a\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1021\u1010\u102d\u1021\u101c\u1004\u103a\u1038 \u1006\u103d\u1031\u1038\u1014\u103d\u1031\u1038\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c isolator \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101b\u102c\u101e\u102e\u1025\u1010\u102f\u1014\u103e\u1004\u1037\u103a\u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u101a\u102d\u102f\u101a\u103d\u1004\u103a\u1038\u1015\u103b\u1000\u103a\u1005\u102e\u1038\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1011\u102d\u1010\u103d\u1031\u1037\u101b\u101e\u100a\u1037\u103a \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u101b\u1031\u1021\u1010\u103d\u1000\u103a\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1014\u102d\u102f\u1004\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1019\u103e\u1010\u103a\u101e\u102c\u1038\u1011\u102c\u1038\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1010\u100a\u103a\u1014\u1031\u101b\u102c 2- Combiner Box Output \u1010\u103d\u1004\u103a<\/h3>\n<p>combiner box \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u1037\u103a \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a combiner box \u104f output \u1018\u1000\u103a\u101e\u100a\u103a DC isolator \u1001\u101c\u102f\u1010\u103a\u1021\u1010\u103d\u1000\u103a \u101e\u1018\u102c\u101d\u1000\u103b\u101e\u1031\u102c \u1010\u100a\u103a\u1014\u1031\u101b\u102c\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a PV \u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1021\u102c\u1038\u101c\u102f\u1036\u1038\u104f \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c output \u1000\u102d\u102f \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u101e\u102d\u102f\u1037 downstream cable run \u1019\u103e \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103d\u1004\u1037\u103a\u1015\u103c\u102f\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1024\u1016\u103d\u1032\u1037\u1005\u100a\u103a\u1038\u1015\u102f\u1036\u1010\u103d\u1004\u103a combiner output \u101b\u103e\u102d DC isolator \u1001\u101c\u102f\u1010\u103a\u101e\u100a\u103a combiner box \u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u1021\u1010\u103d\u1000\u103a \u1010\u1005\u103a\u1001\u102f\u1010\u100a\u103a\u1038\u101e\u1031\u102c \u1012\u1031\u101e\u1010\u103d\u1004\u103a\u1038 \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1021\u1016\u103c\u1005\u103a \u1019\u1000\u103c\u102c\u1001\u100f \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u103a\u104b \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1010\u1005\u103a\u1026\u1038\u101e\u100a\u103a downstream \u101c\u1019\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102d\u102f \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a isolator \u1010\u1005\u103a\u1001\u102f\u1000\u102d\u102f\u1016\u103d\u1004\u1037\u103a\u1015\u103c\u102e\u1038 \u101e\u1031\u102c\u1037\u1001\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104a \u1018\u1031\u102c\u1000\u103a\u1005\u103a\u1021\u1010\u103d\u1004\u103a\u1038\u101b\u103e\u102d \u1000\u103c\u102d\u102f\u1038\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1010\u1005\u103a\u1001\u102f\u1005\u102e\u1000\u102d\u102f \u1010\u1005\u103a\u1026\u1038\u1001\u103b\u1004\u103a\u1038\u1016\u103d\u1004\u1037\u103a\u1001\u103c\u1004\u103a\u1038\u1021\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a\u101e\u102c \u1021\u102c\u1038\u1000\u102d\u102f\u1038\u1019\u100a\u1037\u103a\u1021\u1005\u102c\u1038\u104b.<\/p>\n<p>combiner box \u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1014\u1031\u102c\u1000\u103a\u1011\u1015\u103a\u1021\u1001\u103b\u1000\u103a\u1021\u101c\u1000\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a\u104a <a href=\"https:\/\/test.viox.com\/my\/what-does-a-solar-combiner-box-do\/\">\u1006\u102d\u102f\u101c\u102c combiner box \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1001\u103b\u1000\u103a<\/a> \u1014\u103e\u1004\u1037\u103a <a href=\"https:\/\/test.viox.com\/my\/combiner-box\/\">\u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u101e\u1031\u1010\u1039\u1010\u102c\u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1005\u102c\u1019\u103b\u1000\u103a\u1014\u103e\u102c<\/a> \u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1005\u1000\u103a\u1000\u102d\u101b\u102d\u101a\u102c \u1014\u1031\u102c\u1000\u103a\u1001\u1036\u1000\u102d\u102f \u1015\u1036\u1037\u1015\u102d\u102f\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1010\u100a\u103a\u1014\u1031\u101b\u102c 3- \u1021\u1001\u1004\u103a\u1038\u1018\u1000\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1019\u102d\u102f\u1038\u1015\u1031\u102b\u103a\u101b\u103e\u102d Isolation Point<\/h3>\n<p>\u1021\u1001\u103b\u102d\u102f\u1037\u101e\u1031\u102c \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1012\u1031\u101e\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1000\u102f\u1012\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1018\u1000\u103a\u1001\u103c\u1019\u103a\u1038 \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1021\u1015\u103c\u1004\u103a \u1021\u1001\u1004\u103a\u1038\u1018\u1000\u103a\u1001\u103c\u1019\u103a\u1038 DC isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u102c\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u1001\u1004\u103a\u1038\u1019\u103e \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u101e\u102d\u102f\u1037 \u1000\u1031\u1018\u101a\u103a\u1000\u103c\u102d\u102f\u1038\u101e\u100a\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c\u1014\u1031\u101b\u102c\u1019\u103b\u102c\u1038\u1019\u103e \u1016\u103c\u1010\u103a\u101e\u1014\u103a\u1038\u101e\u103d\u102c\u1038\u101e\u100a\u1037\u103a \u1021\u1019\u102d\u102f\u1038\u1015\u1031\u102b\u103a PV \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u1011\u1030\u1038\u1021\u1016\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1021\u1001\u1004\u103a\u1038\u1018\u1000\u103a\u1001\u103c\u1019\u103a\u1038 isolator \u104f \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u1019\u103e\u102c \u101b\u1004\u103a\u1038\u1019\u103c\u1005\u103a\u1014\u103e\u1004\u1037\u103a\u1015\u102d\u102f\u1019\u102d\u102f\u1014\u102e\u1038\u1000\u1015\u103a\u1005\u103d\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101b\u1014\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a \u1010\u102d\u1000\u103b\u101e\u1031\u102c\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a \u1010\u101b\u102c\u1038\u1005\u102e\u101b\u1004\u103a\u1015\u102d\u102f\u1004\u103a\u1001\u103d\u1004\u1037\u103a\u1021\u101c\u102d\u102f\u1000\u103a \u1000\u103d\u1032\u1015\u103c\u102c\u1038\u1015\u103c\u102e\u1038 \u1021\u1019\u102d\u102f\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c isolator \u1001\u101c\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u1001\u103b\u102d\u102f\u1037\u101e\u1031\u102c\u1005\u103b\u1031\u1038\u1000\u103d\u1000\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1005\u102d\u102f\u1038\u101b\u102d\u1019\u103a\u1019\u103e\u102f\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101c\u102c\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1014\u103e\u1005\u103a\u101e\u1000\u103a\u1016\u103d\u101a\u103a\u1001\u103b\u1009\u103a\u1038\u1000\u1015\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u1021\u1001\u103b\u102d\u1014\u103a\u1000\u103c\u102c\u101c\u102c\u101e\u100a\u103a\u1014\u103e\u1004\u1037\u103a\u1021\u1019\u103b\u103e \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u101c\u102c\u1001\u1032\u1037\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1006\u102f\u1036\u1038 \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1001\u103c\u1031\u1001\u1036\u1019\u1030<\/h3>\n<p>\u201c\u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u1018\u101a\u103a\u1019\u103e\u102c\u1010\u1015\u103a\u1006\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u1019\u101c\u1032\u201d \u101f\u102f\u1019\u1031\u1038\u1019\u100a\u1037\u103a\u1021\u1005\u102c\u1038 \u1015\u102d\u102f\u1000\u1031\u102c\u1004\u103a\u1038\u101e\u1031\u102c \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1019\u1031\u1038\u1001\u103d\u1014\u103a\u1038\u1019\u103e\u102c-<\/p>\n<p><strong>\u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u101e\u100a\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u1015\u103c\u102e\u1038 \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u101c\u103d\u101a\u103a\u1000\u1030\u101e\u1031\u102c\u104a \u1000\u102f\u1012\u103a\u1014\u103e\u1004\u1037\u103a\u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c DC \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038\u1000\u102d\u102f \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1014\u100a\u103a\u1038\u104b<\/strong><\/p>\n<p>\u1011\u102d\u102f\u1021\u1016\u103c\u1031\u101e\u100a\u103a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u104a \u1005\u1005\u103a\u1006\u1031\u1038\u101b\u1031\u1038\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u104a combiner box \u1017\u102d\u101e\u102f\u1000\u102c\u104a \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1021\u1005\u102e\u1021\u1005\u1009\u103a\u104a \u1000\u1031\u1018\u101a\u103a\u1000\u103c\u102d\u102f\u1038\u101c\u1019\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u102f\u1015\u103a\u1001\u103b\u102f\u1015\u103a\u101e\u100a\u1037\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1000\u102f\u1012\u103a\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1019\u1030\u1010\u100a\u103a\u1015\u102b\u101e\u100a\u103a\u104b \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1021\u1019\u103b\u102c\u1038\u1021\u1015\u103c\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u1016\u103c\u1031\u101e\u100a\u103a \u1010\u1005\u103a\u1014\u1031\u101b\u102c\u1011\u1000\u103a\u1015\u102d\u102f\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n<h2>DC Isolator \u1001\u101c\u102f\u1010\u103a\u101e\u100a\u103a \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1021\u101b\u102c\u1000\u102d\u102f \u1019\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>\u1024\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a \u101b\u103e\u102f\u1015\u103a\u1011\u103d\u1031\u1038\u1019\u103e\u102f\u101e\u100a\u103a \u1021\u1019\u103e\u1014\u103a\u1010\u1000\u101a\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1019\u103e\u102c\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1005\u1031\u101e\u100a\u103a\u104b.<\/p>\n<p>DC isolator \u1001\u101c\u102f\u1010\u103a\u101e\u100a\u103a <strong>\u1019<\/strong> DC \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1016\u103b\u1030\u1038\u1005\u103a\u104f \u1021\u101c\u102f\u1015\u103a\u1000\u102d\u102f \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1015\u102b\u104b \u1021\u1011\u1030\u1038\u101e\u1016\u103c\u1004\u1037\u103a-<\/p>\n<ul>\n<li>\u104e\u1004\u103a\u1038\u101e\u100a\u103a <strong>\u1019<\/strong> overcurrent \u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101c\u102d\u102f\u1021\u101c\u103b\u1031\u102c\u1000\u103a\u101b\u103e\u102c\u1016\u103d\u1031\u1010\u103d\u1031\u1037\u101b\u103e\u102d\u1001\u103c\u1004\u103a\u1038<\/li>\n<li>\u104e\u1004\u103a\u1038\u101e\u100a\u103a <strong>\u1019<\/strong> short circuit \u1010\u103d\u1004\u103a \u101e\u1030\u1037\u1021\u101c\u102d\u102f\u101c\u102d\u102f \u1001\u101b\u102e\u1038\u1011\u103d\u1000\u103a\u1001\u103c\u1004\u103a\u1038<\/li>\n<li>\u104e\u1004\u103a\u1038\u101e\u100a\u103a <strong>\u1019<\/strong> \u1000\u103c\u102d\u102f\u1038\u1010\u1005\u103a\u1001\u102f\u1001\u103b\u1004\u103a\u1038\u1005\u102e\u1021\u1010\u103d\u1000\u103a \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1015\u1031\u1038\u1001\u103c\u1004\u103a\u1038<\/li>\n<li>\u104e\u1004\u103a\u1038\u101e\u100a\u103a <strong>\u1019<\/strong> \u1000\u1031\u102c\u1004\u103a\u1038\u1019\u103d\u1014\u103a\u1005\u103d\u102c \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u101c\u102f\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c overcurrent \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1017\u103b\u1030\u101f\u102c\u1000\u102d\u102f \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038<\/li>\n<\/ul>\n<p>DC isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f <strong>\u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/strong>. \u101d\u1014\u103a\u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u101c\u100a\u103a\u1015\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u101b\u103e\u102d\u1019\u101b\u103e\u102d\u101e\u100a\u103a \u104e\u1004\u103a\u1038\u104f\u1021\u1019\u103e\u1014\u103a\u1010\u1000\u101a\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1014\u103e\u1004\u1037\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1019\u1030\u1010\u100a\u103a\u1015\u102b\u101e\u100a\u103a\u104b \u1019\u100a\u103a\u101e\u100a\u1037\u103a isolator \u1019\u1006\u102d\u102f \u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102d\u102f\u1016\u103d\u1004\u1037\u103a\u101b\u102f\u1036\u1019\u103b\u103e\u1016\u103c\u1004\u1037\u103a \u1019\u100a\u103a\u101e\u100a\u1037\u103a live PV \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102d\u102f\u1019\u1006\u102d\u102f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1005\u103d\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u101f\u102f \u1019\u1019\u103e\u1010\u103a\u101a\u1030\u101e\u1004\u1037\u103a\u1015\u102b\u104b.<\/p>\n<p>This is why most PV systems use a layered protection arrangement:<\/p>\n<ul>\n<li><strong>DC isolator switch<\/strong> for manual disconnecting duty and isolation<\/li>\n<li><strong>DC circuit breakers or fuses<\/strong> for automatic overcurrent protection<\/li>\n<li><strong>\u101c\u103e\u102d\u102f\u1004\u103a\u1038\u1000\u103d\u101a\u103a\u1000\u102d\u101b\u102d\u101a\u102c(SPDs)<\/strong> for transient overvoltage protection where required<\/li>\n<\/ul>\n<p>Each layer addresses a different failure mode. None of them replaces the others.<\/p>\n<h2>DC Isolator Switch vs DC Circuit Breaker: Understanding the Difference<\/h2>\n<p>One of the most common questions in PV system design is whether a DC isolator switch and a DC circuit breaker are interchangeable. They are not.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left; margin: 20px 0;\" border=\"1\">\n<thead>\n<tr>\n<th style=\"padding: 10px; background-color: #f2f2f2;\">\u1021\u1004\u103a\u1039\u1002\u102b<\/th>\n<th style=\"padding: 10px; background-color: #f2f2f2;\">\u1007\u1014\u103a\u1014\u101d\u102b Isolator \u1015\u102d\u1010\u1039<\/th>\n<th style=\"padding: 10px; background-color: #f2f2f2;\">DC Circuit Breaker<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1021\u1013\u102d\u1000\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103b\u1000\u103a<\/strong><\/td>\n<td style=\"padding: 10px;\">Manual isolation and disconnection<\/td>\n<td style=\"padding: 10px;\">Automatic overcurrent detection and interruption<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Trip mechanism<\/strong><\/td>\n<td style=\"padding: 10px;\">None \u2014 manual operation only<\/td>\n<td style=\"padding: 10px;\">Yes \u2014 thermal, magnetic, or electronic trip<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Designed for load breaking?<\/strong><\/td>\n<td style=\"padding: 10px;\">Depends on the actual switch-disconnector rating and utilization category<\/td>\n<td style=\"padding: 10px;\">Yes, within the device\u2019s rated DC protective duty<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Isolation confidence for service<\/strong><\/td>\n<td style=\"padding: 10px;\">Usually stronger because the device is chosen specifically for isolation duty<\/td>\n<td style=\"padding: 10px;\">Depends on the device, its accessories, and whether it is accepted as the disconnecting means<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Lockout\/tagout capability<\/strong><\/td>\n<td style=\"padding: 10px;\">Often padlockable in the open position<\/td>\n<td style=\"padding: 10px;\">Sometimes possible with accessories, but not always the preferred service isolator<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Per-string selectivity<\/strong><\/td>\n<td style=\"padding: 10px;\">No \u2014 provides circuit isolation<\/td>\n<td style=\"padding: 10px;\">Yes \u2014 can protect individual strings or groups depending on architecture<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Typical PV location<\/strong><\/td>\n<td style=\"padding: 10px;\">Inverter-side, combiner output, or array-side disconnect<\/td>\n<td style=\"padding: 10px;\">Inside combiner box, one per string or string group, or at a feeder protection point<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Can it replace the other?<\/strong><\/td>\n<td style=\"padding: 10px;\">No, not for overcurrent protection<\/td>\n<td style=\"padding: 10px;\">Not automatically, and only where listing and application allow it<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The last row is the essential takeaway. A circuit breaker may be accepted as a disconnecting means in some specific configurations if its listing and application explicitly allow it, but that must be verified against the applicable code. Likewise, a DC isolator switch is not an overcurrent protective device regardless of its current rating.<\/p>\n<p>For a deeper dive into this boundary, particularly in the combiner box context, see <a href=\"https:\/\/test.viox.com\/my\/dc-isolator-vs-dc-circuit-breaker-complete-comparison-guide\/\">DC Isolator vs DC Circuit Breaker in Solar Combiner Boxes<\/a>.<\/p>\n<p>If you are evaluating actual device options rather than the role itself, the <a href=\"https:\/\/test.viox.com\/my\/dc-isolator-switch\/\">VIOX DC Isolator Switch product page<\/a> is the most relevant product reference.<\/p>\n<h2>A Practical PV System Example<\/h2>\n<p>Consider a 200 kW commercial rooftop solar installation with eight combiner boxes, each aggregating ten strings. Here is how DC isolator switches and circuit breakers often work together in this kind of architecture:<\/p>\n<p><strong>Inside each combiner box:<\/strong><\/p>\n<ul>\n<li>string-level overcurrent protection, which may be implemented with DC circuit breakers or fuses depending on the design basis<\/li>\n<li>one DC isolator switch or equivalent disconnecting means on the combiner output to provide a local service isolation point<\/li>\n<\/ul>\n<p><strong>At the inverter:<\/strong><\/p>\n<ul>\n<li>one DC isolator switch, integrated or adjacent, providing a final disconnection point before the inverter input<\/li>\n<li>rapid shutdown equipment or module-level shutdown architecture where the rooftop building code path requires it<\/li>\n<\/ul>\n<p><strong>\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u101c\u100a\u103a\u1015\u1010\u103a\u1014\u1031\u1005\u1009\u103a-<\/strong> the isolator switches remain closed. They are passive until a human operates them. The circuit breakers or fuses handle automatic protection.<\/p>\n<p><strong>During a fault on one string:<\/strong> the relevant overcurrent protective device operates automatically. Reverse current from the remaining strings is interrupted quickly enough to protect the affected conductors. The combiner output isolator remains closed unless maintenance is required.<\/p>\n<p><strong>During scheduled maintenance:<\/strong> the technician opens and locks the combiner output isolator, verifies the disconnect state according to the maintenance procedure, and then isolates the rest of the box as required for the specific work.<\/p>\n<p>This layered approach, automatic protection from breakers or fuses and manual isolation from the DC isolator switch, is standard good practice in many commercial and utility-scale PV installations.<\/p>\n<h2>Common DC Isolator Switch Selection Mistakes in Solar PV<\/h2>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Technical-infographic-showing-common-DC-solar-isolator-switch-selection-and-placement-mistakes.webp\" alt=\"Technical infographic showing common DC solar isolator switch selection and placement mistakes\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px; font-size: 0.9em;\">Visual breakdown of common DC isolator switch selection and placement mistakes in solar PV, emphasizing potential hazards like improper enclosure sealing and under-rated components.<\/figcaption><\/figure>\n<h3>Mistake 1: Using an AC Switch for a DC PV Circuit<\/h3>\n<p>This is the most dangerous error and the one with the most severe consequences. AC switches rely on zero-crossing arc extinction that does not exist in DC circuits.<\/p>\n<p><strong>Rule:<\/strong> Every DC isolator switch in a PV system must be explicitly rated and certified for DC duty at the actual system voltage.<\/p>\n<h3>Mistake 2: Selecting Based on Nominal Voltage Without Cold-Temperature Correction<\/h3>\n<p>PV string open-circuit voltage (Voc) increases as module temperature decreases. A string selected on nominal system voltage alone may exceed the device rating under cold conditions.<\/p>\n<p>Always calculate the maximum corrected Voc using the module datasheet temperature coefficient and the lowest expected ambient temperature at the site, then select an isolator rated above that value.<\/p>\n<h3>Mistake 3: Ignoring Enclosure and Environmental Protection<\/h3>\n<p>Outdoor PV equipment endures UV radiation, rain, dust, condensation, temperature cycling, and in some regions salt spray. A DC isolator switch with an inadequate IP rating or poor-quality enclosure seals will degrade over time.<\/p>\n<p>For outdoor PV installations, many projects use <strong>IP65<\/strong> as a minimum reference point, with higher ratings considered for harsher environments.<\/p>\n<h3>Mistake 4: Placing the Isolator Where It Cannot Support Real Service Work<\/h3>\n<p>A DC isolator switch that is technically installed but mounted in an inaccessible location fails its primary purpose. The device exists so a technician can safely and quickly isolate the DC circuit.<\/p>\n<p>\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1010\u1005\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1010\u100a\u103a\u1038\u1015\u102f\u1036\u1000\u103c\u1019\u103a\u1038\u1021\u1010\u103d\u1000\u103a\u101e\u102c\u1019\u1000 \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1021\u101e\u103d\u102c\u1038\u1021\u101c\u102c\u1021\u1010\u103d\u1000\u103a\u1015\u102b \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u101b\u1031\u1038\u1006\u103d\u1032\u1015\u102b\u104b.<\/p>\n<h3>\u1021\u1019\u103e\u102c\u1038 \u1045- Isolator \u1000\u102d\u102f DC \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1014\u100a\u103a\u1038\u1017\u103b\u1030\u101f\u102c\u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u1021\u1016\u103c\u1005\u103a \u101e\u1018\u1031\u102c\u1011\u102c\u1038\u1001\u103c\u1004\u103a\u1038<\/h3>\n<p>DC isolator \u1001\u101c\u102f\u1010\u103a\u101e\u100a\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1001\u103d\u1032\u1011\u102f\u1010\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1015\u102d\u102f\u101c\u103b\u103e\u1036\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u104a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1021\u102c\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1019\u103c\u1031\u1015\u103c\u1004\u103a\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u101b\u103e\u102c\u1016\u103d\u1031\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1019\u1015\u1031\u1038\u1006\u1031\u102c\u1004\u103a\u1015\u102b\u104b.<\/p>\n<p>Isolator \u101e\u100a\u103a \u1021\u101c\u103d\u103e\u102c\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a\u1021\u1010\u1030 \u1021\u1001\u103c\u102c\u1038\u1021\u101c\u103d\u103e\u102c\u1019\u103b\u102c\u1038\u101c\u100a\u103a\u1038 \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1021\u1019\u103e\u102c\u1038 \u1046- \u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u101e\u1000\u103a\u101e\u102c\u1005\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1021\u101b\u100a\u103a\u1021\u101e\u103d\u1031\u1038\u1014\u102d\u1019\u1037\u103a\u101e\u1031\u102c \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038<\/h3>\n<p>DC isolator \u1001\u101c\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u103c\u1004\u103a\u1015\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1010\u103d\u1004\u103a \u1014\u103e\u1005\u103a\u1015\u1031\u102b\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1005\u103d\u102c \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u1005\u103d\u102c \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u101b\u1019\u100a\u1037\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u101e\u1000\u103a\u101e\u102c\u101e\u1031\u102c\u104a \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1019\u1011\u102c\u1038\u101e\u1031\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1019\u103e\u1010\u103a\u1010\u1036\u1006\u102d\u1015\u103a\u1019\u101b\u103e\u102d\u101e\u1031\u102c isolator \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1000\u1014\u1026\u1038\u1010\u1015\u103a\u1006\u1004\u103a\u1005\u1005\u103a\u1006\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u1031\u102c\u1004\u103a\u1019\u103c\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 \u1014\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1015\u1031\u1038\u101b\u102c\u1010\u103d\u1004\u103a \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c PV \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a\u104a \u101a\u1030\u1014\u1005\u103a\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u1021\u1014\u100a\u103a\u1038\u1004\u101a\u103a\u101e\u1000\u103a\u101e\u102c\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u102c\u1019\u1001\u1036\u1021\u1014\u1039\u1010\u101b\u102c\u101a\u103a\u1014\u103e\u1004\u1037\u103a \u1019\u1011\u102d\u102f\u1000\u103a\u1010\u1014\u103a\u1015\u102b\u104b.<\/p>\n<h2>\u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c Inverter Isolator \u1019\u103b\u102c\u1038\u1000 \u1021\u1013\u102d\u1015\u1039\u1015\u102c\u101a\u103a\u101b\u103e\u102d\u101e\u1031\u102c\u1021\u1001\u102b<\/h2>\n<p>Inverter-\u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c DC isolator \u1001\u101c\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u1006\u102e\u101e\u102d\u102f\u1037 \u1026\u1038\u1010\u100a\u103a\u101e\u1031\u102c \u101c\u1019\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038\u1021\u1001\u103b\u1000\u103a\u1021\u101c\u1000\u103a\u1014\u103e\u1004\u1037\u103a \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u103b\u101e\u1031\u102c \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1021\u1000\u103b\u102d\u102f\u1038\u1000\u103b\u1031\u1038\u1007\u1030\u1038\u1019\u103b\u102c\u1038 \u1014\u103e\u1005\u103a\u1001\u102f\u1005\u101c\u102f\u1036\u1038\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1008\u1031\u1038\u1000\u103d\u1000\u103a\u1021\u1010\u1031\u102c\u103a\u1019\u103b\u102c\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u101b\u103e\u102d\u1014\u103a\u1019\u103c\u103e\u1004\u1037\u103a\u101c\u102c\u1001\u1032\u1037\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c isolator \u1019\u103b\u102c\u1038\u104f \u1021\u102c\u1038\u101e\u102c\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038-<\/strong><\/p>\n<ul>\n<li>\u1015\u103c\u1004\u103a\u1015\u1010\u103d\u1004\u103a \u1011\u102d\u1010\u103d\u1031\u1037\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1002\u102d\u1010\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1006\u1000\u103a\u101e\u103d\u101a\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1019\u103b\u102c\u1038 \u1014\u100a\u103a\u1038\u1015\u102b\u1038\u1001\u103c\u1004\u103a\u1038<\/li>\n<li>\u1021\u1005\u102d\u102f\u1013\u102c\u1010\u103a\u101d\u1004\u103a\u101b\u1031\u102c\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u1037\u103a \u1021\u1000\u102c\u1021\u101b\u1036\u1011\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038 \u101c\u103b\u1031\u102c\u1037\u1014\u100a\u103a\u1038\u1001\u103c\u1004\u103a\u1038<\/li>\n<li>\u1010\u1015\u103a\u1006\u1004\u103a\u101b\u1014\u103a\u1014\u103e\u1004\u1037\u103a \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1010\u1015\u103a\u1006\u1004\u103a\u101b\u1014\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038 \u1014\u100a\u103a\u1038\u1015\u102b\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f \u101b\u102d\u102f\u1038\u101b\u103e\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038<\/li>\n<li>\u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1015\u103c\u1004\u103a\u1015 isolator \u1021\u1000\u102c\u1021\u101b\u1036\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1006\u1000\u103a\u1005\u1015\u103a\u101e\u1031\u102c \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1019\u103e\u102f\u1015\u102f\u1036\u1005\u1036\u1021\u1001\u103b\u102d\u102f\u1037\u104f \u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u1001\u103c\u1031 \u1014\u100a\u103a\u1038\u1015\u102b\u1038\u1001\u103c\u1004\u103a\u1038<\/li>\n<\/ul>\n<p><strong>\u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1015\u103c\u1004\u103a\u1015 isolator \u1010\u1005\u103a\u1001\u102f \u101c\u102d\u102f\u1021\u1015\u103a\u1014\u1031\u101e\u1031\u1038\u101e\u100a\u1037\u103a\u1021\u1001\u102b-<\/strong><\/p>\n<ul>\n<li>combiner box \u1019\u103b\u102c\u1038\u101e\u100a\u103a inverter \u1014\u103e\u1004\u1037\u103a \u1021\u101c\u103e\u1019\u103a\u1038\u101d\u1031\u1038\u101e\u1031\u102c \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u104a combiner output \u1010\u103d\u1004\u103a \u1014\u1031\u102c\u1000\u103a\u1011\u1015\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1001\u103d\u1032\u1011\u102f\u1010\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u1005\u103a\u1001\u102f \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a<\/li>\n<li>inverter \u1010\u103d\u1004\u103a \u1012\u1031\u101e\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a DC isolator \u1019\u1015\u102b\u101d\u1004\u103a\u101e\u100a\u1037\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038<\/li>\n<li>\u1012\u1031\u101e\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u1021\u100a\u102e array-side isolation \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1031\u102c \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/li>\n<li>\u101c\u1000\u103a\u101b\u103e\u102d inverter \u1010\u103d\u1004\u103a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a isolation \u1019\u1015\u102b\u101b\u103e\u102d\u101e\u1031\u102c \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1001\u103c\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038 \u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038<\/li>\n<\/ul>\n<p>\u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a \u1005\u1000\u103c\u101d\u1020\u102c\u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1010\u1005\u103a\u1001\u102f\u1021\u1014\u1031\u1016\u103c\u1004\u1037\u103a \u201c\u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c vs \u1015\u103c\u1004\u103a\u1015\u201d \u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u104f \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u104a \u101b\u102f\u1015\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1015\u103c\u1004\u103a\u1021\u1006\u1004\u103a\u1014\u103e\u1004\u1037\u103a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101b\u101a\u1030\u101e\u102f\u1036\u1038\u1005\u103d\u1032\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c isolation \u1017\u102d\u101e\u102f\u1000\u102c\u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1005\u1031\u101b\u1014\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h2>\u101e\u1004\u103a\u104f PV \u1005\u1014\u1005\u103a\u1021\u1010\u103d\u1000\u103a \u1019\u103e\u1014\u103a\u1000\u1014\u103a\u101e\u1031\u102c DC Isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u100a\u103a\u1014\u100a\u103a\u1038<\/h2>\n<h3>\u1021\u1006\u1004\u1037\u103a \u1041- \u1021\u1019\u103c\u1004\u1037\u103a\u1006\u102f\u1036\u1038\u1005\u1014\u1005\u103a\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1000\u102d\u102f \u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u1015\u102b<\/h3>\n<p>\u1019\u103b\u103e\u1031\u102c\u103a\u1019\u103e\u1014\u103a\u1038\u1011\u102c\u1038\u101e\u100a\u1037\u103a \u1021\u1014\u102d\u1019\u1037\u103a\u1006\u102f\u1036\u1038\u1021\u1015\u1030\u1001\u103b\u102d\u1014\u103a\u1010\u103d\u1004\u103a PV \u1000\u103c\u102d\u102f\u1038\u104f \u1021\u1019\u103c\u1004\u1037\u103a\u1006\u102f\u1036\u1038 open-circuit \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1000\u102d\u102f \u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u1015\u102b\u104b Voc \u1021\u1010\u103d\u1000\u103a module \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u104f \u1021\u1015\u1030\u1001\u103b\u102d\u1014\u103a\u1000\u102d\u1014\u103a\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b \u1024\u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c\u1021\u1019\u103c\u1004\u1037\u103a\u1006\u102f\u1036\u1038\u1014\u103e\u1004\u1037\u103a \u100a\u102e\u1019\u103b\u103e\u101e\u1031\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1011\u1000\u103a\u1010\u103d\u1004\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c DC isolator \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1015\u102b\u104b.<\/p>\n<h3>\u1021\u1006\u1004\u1037\u103a \u1042- \u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b<\/h3>\n<p>isolator \u101e\u100a\u103a \u101e\u101a\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u100a\u1037\u103a \u1021\u1019\u103c\u1004\u1037\u103a\u1006\u102f\u1036\u1038\u1005\u1009\u103a\u1006\u1000\u103a\u1019\u1015\u103c\u1010\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101b\u1019\u100a\u103a\u104b combiner box application \u1010\u103d\u1004\u103a\u104a \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u104f \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u1015\u103c\u102e\u1038 \u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1021\u1014\u102c\u1038\u101e\u1010\u103a\u1014\u103e\u1004\u1037\u103a\u1021\u1010\u1030 \u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1021\u1006\u1004\u1037\u103a \u1043- DC \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1000\u102d\u102f \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1015\u102b<\/h3>\n<p>\u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u101c\u1000\u103a\u1019\u103e\u1010\u103a\u1000\u102d\u102f \u101b\u103e\u102c\u1016\u103d\u1031\u1015\u102b <strong>IEC 60947-3<\/strong> DC \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1000\u102d\u102f \u101b\u103e\u1004\u103a\u1038\u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u1031\u102c\u104a \u1025\u1015\u1019\u102c <strong>DC-21B<\/strong> \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a <strong>DC-22B<\/strong>, \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1011\u102c\u1038\u101e\u100a\u1037\u103a \u1010\u102c\u101d\u1014\u103a\u1015\u1031\u102b\u103a\u1019\u1030\u1010\u100a\u103a\u104d \u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b AC \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a\u101e\u102c \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u1031\u102c \u1000\u102d\u101b\u102d\u101a\u102c\u1010\u1005\u103a\u1001\u102f\u101e\u100a\u103a \u104e\u1004\u103a\u1038\u104f\u1017\u102d\u102f\u1037\u1021\u102c\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1015\u1004\u103a\u101b\u103e\u102d\u1005\u1031\u1000\u102c\u1019\u1030 PV DC isolation \u1021\u1010\u103d\u1000\u103a \u1019\u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u1015\u102b\u104b.<\/p>\n<h3>\u1021\u1006\u1004\u1037\u103a \u1044- \u1021\u1000\u102c\u1021\u101b\u1036\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1021\u1031\u102c\u1004\u103a\u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1015\u102b<\/h3>\n<p>\u1015\u103c\u1004\u103a\u1015\u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a\u104a \u1021\u1000\u102c\u1021\u101b\u1036\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101e\u100a\u103a \u1001\u101b\u1019\u103a\u1038\u101c\u103d\u1014\u103a\u101b\u1031\u102c\u1004\u103a\u1001\u103c\u100a\u103a\u1011\u102d\u1010\u103d\u1031\u1037\u1019\u103e\u102f\u104a \u1021\u1005\u102d\u102f\u1013\u102c\u1010\u103a\u104a \u1016\u102f\u1014\u103a\u1019\u103e\u102f\u1014\u1037\u103a\u1014\u103e\u1004\u1037\u103a \u1006\u102d\u102f\u1000\u103a\u104f\u1021\u1019\u103e\u1014\u103a\u1010\u1000\u101a\u103a\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1015\u102b\u104b.<\/p>\n<h3>\u1021\u1006\u1004\u1037\u103a \u1045- \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u101c\u1000\u103a\u1019\u103e\u1010\u103a\u1014\u103e\u1004\u1037\u103a \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1019\u103e\u102f\u1000\u102d\u102f \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b<\/h3>\n<ul>\n<li><strong>IEC 60947-3<\/strong> \u1014\u102d\u102f\u1004\u103a\u1004\u1036\u1010\u1000\u102c\u1008\u1031\u1038\u1000\u103d\u1000\u103a\u1019\u103b\u102c\u1038\u1005\u103d\u102c\u1021\u1010\u103d\u1000\u103a<\/li>\n<li><strong>UL 98B<\/strong> \u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1019\u103c\u1031\u102c\u1000\u103a\u1021\u1019\u1031\u101b\u102d\u1000 PV application \u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a<\/li>\n<li><strong>AS\/NZS 60947.3<\/strong> \u1014\u103e\u1004\u1037\u103a\u1021\u1010\u1030 <strong>AS\/NZS 5033<\/strong> \u101e\u103c\u1005\u1010\u103c\u1031\u1038\u101c\u103b\u1014\u103e\u1004\u1037\u103a \u1014\u101a\u1030\u1038\u1007\u102e\u101c\u1014\u103a\u1010\u102d\u102f\u1037\u1010\u103d\u1004\u103a \u1019\u103b\u103e\u1031\u102c\u103a\u101c\u1004\u1037\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/li>\n<\/ul>\n<p>\u201cDC \u1021\u1010\u103d\u1000\u103a \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u100a\u103a\u201d \u101f\u102f \u1021\u1000\u103c\u1036\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u1031\u102c \u1001\u103c\u1031\u1019\u103e\u1010\u103a\u1005\u102f\u1015\u102b\u101b\u103e\u102d\u101e\u1031\u102c AC \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u101c\u1000\u103a\u1019\u103e\u1010\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f\u101e\u102c \u1015\u103c\u101e\u101e\u100a\u1037\u103a \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101b\u103e\u1031\u102c\u1004\u103a\u1000\u103c\u1009\u103a\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a DC-\u101e\u102e\u1038\u101e\u1014\u1037\u103a\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1019\u100a\u102e\u1019\u103b\u103e\u1015\u102b\u104b.<\/p>\n<h2>\u1021\u1019\u103c\u1032\u1019\u1031\u1038\u101c\u1031\u1037\u101b\u103e\u102d\u101e\u1031\u102c\u1019\u1031\u1038\u1001\u103d\u1014\u103a\u1038\u1019\u103b\u102c\u1038<\/h2>\n<h3>What is the main function of a DC isolator switch in a solar system?<\/h3>\n<p>The main function is to provide a manual DC disconnecting means so the PV side of the system can be isolated for service, shutdown, or emergency procedures.<\/p>\n<h3>Is a DC isolator switch the same as a DC circuit breaker?<\/h3>\n<p>No. A DC isolator switch is a manual isolation device with no automatic trip mechanism. A DC circuit breaker is an automatic overcurrent protective device that detects faults and interrupts current without human intervention.<\/p>\n<h3>Where should a DC isolator switch be installed in a PV system?<\/h3>\n<p>The most common locations are adjacent to or integrated with the inverter, at the combiner box output, or at a code-required array-side disconnect point. The exact placement depends on the governing electrical code, system architecture, and service access requirements.<\/p>\n<h3>Can I use a standard AC disconnect switch as a DC isolator?<\/h3>\n<p>No. AC switches rely on natural current zero-crossing to help extinguish arcs during switching. DC circuits have no zero-crossing, so a DC arc can sustain across AC-rated contacts. Always use a device explicitly rated and certified for DC duty at the actual system voltage.<\/p>\n<h3>Why is DC isolation harder than AC switching?<\/h3>\n<p>Because DC arcs do not self-extinguish in the same way as AC arcs. In an AC circuit, current naturally passes through zero many times per second. DC current flows continuously in one direction with no zero-crossing, so switching duty and device suitability become much more important.<\/p>\n<h3>How often should a DC isolator switch be tested?<\/h3>\n<p>\u1005\u102e\u1038\u1015\u103d\u102c\u1038\u1016\u103c\u1005\u103a\u1014\u103e\u1004\u1037\u103a \u1021\u101e\u102f\u1036\u1038\u101d\u1004\u103a\u1019\u103e\u102f\u1005\u1000\u1031\u1038 PV \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a\u104a \u1014\u103e\u1005\u103a\u1005\u1009\u103a\u1005\u1005\u103a\u1006\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u101c\u100a\u103a\u1015\u1010\u103a\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u101c\u1031\u1037\u1021\u1000\u103b\u1004\u1037\u103a\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u101c\u1030\u1014\u1031\u1021\u102d\u1019\u103a\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u1000\u103c\u102c\u1001\u100f \u1005\u1005\u103a\u1006\u1031\u1038\u101c\u1031\u1037\u101b\u103e\u102d\u101e\u100a\u103a\u104b \u1010\u102d\u1000\u103b\u101e\u1031\u102c\u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038\u101e\u100a\u103a \u1015\u102d\u102f\u1004\u103a\u101b\u103e\u1004\u103a\u104f \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u1021\u1005\u102e\u1021\u1005\u1009\u103a\u104a \u1006\u102d\u102f\u1000\u103a\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1012\u1031\u101e\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u1021\u100a\u102e \u1016\u103c\u1005\u103a\u101e\u1004\u1037\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>What voltage rating do I need for a 1000 V solar system?<\/h3>\n<p>You need a DC isolator switch rated above the maximum open-circuit voltage of the PV string at the coldest expected temperature, not just the nominal system voltage.<\/p>\n<h3>Does every solar PV system legally require a DC isolator switch?<\/h3>\n<p>PV systems generally require a disconnecting means on the DC side under most electrical codes, but the exact implementation varies by jurisdiction. In some system configurations, the disconnecting means may be integrated into other equipment. A dedicated DC isolator switch remains one of the clearest and most widely accepted approaches.<\/p>\n<h3>Does NEC rapid shutdown replace the need for a DC isolator?<\/h3>\n<p>No. Rapid shutdown under NEC 690.12 and DC isolation do not serve exactly the same purpose. Rapid shutdown is about reducing shock risk on specified conductors in building-mounted PV systems. A DC isolator or other disconnecting means is still relevant to local maintenance isolation and service procedure unless the overall equipment arrangement clearly covers that role.<\/p>\n<h2>\u101b\u100a\u103a\u100a\u103d\u103e\u1014\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u101b\u1004\u103a\u1038\u1019\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038<\/h2>\n<ul>\n<li><a href=\"https:\/\/docinfofiles.nfpa.org\/files\/AboutTheCodes\/70\/70_A2025_NEC_P04_PISubmittals.pdf\" rel=\"nofollow noopener\" target=\"_blank\">NEC Article 690.13 \u2014 Photovoltaic System Disconnecting Means (NFPA)<\/a><\/li>\n<li><a href=\"https:\/\/docinfofiles.nfpa.org\/files\/AboutTheCodes\/70\/70_A2025_NEC_P04_PISubmittals.pdf\" rel=\"nofollow noopener\" target=\"_blank\">NEC Article 690.12 \u2014 \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1021\u102f\u1036\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u101b\u103e\u102d PV \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u104f \u101c\u103b\u1004\u103a\u1019\u103c\u1014\u103a\u1005\u103d\u102c\u1015\u102d\u1010\u103a\u1001\u103c\u1004\u103a\u1038 (NFPA \u1015\u1005\u1039\u1005\u100a\u103a\u1038)<\/a><\/li>\n<li><a href=\"https:\/\/www.energysafe.vic.gov.au\/about-us\/regulatory-framework\/consultations\/safety-dc-isolators-pv-systems\" rel=\"nofollow noopener\" target=\"_blank\">Energy Safe Victoria \u2014 PV \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a DC Isolator \u1019\u103b\u102c\u1038\u104f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038<\/a><\/li>\n<li><a href=\"https:\/\/www.energysafe.vic.gov.au\/industry-guidance\/electrical\/installations-and-infrastructure\/pv-dc-isolators-and-systems\" rel=\"nofollow noopener\" target=\"_blank\">Energy Safe Victoria \u2014 PV DC Isolator \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038 \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1019\u103e\u102f<\/a><\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/62839\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60947-3 \u2014 Low-Voltage Switchgear: Switches, Disconnectors, Switch-Disconnectors<\/a><\/li>\n<li><a href=\"https:\/\/www.shopulstandards.com\/ProductDetail.aspx?UniqueKey=30658\" rel=\"nofollow noopener\" target=\"_blank\">UL 98B \u2014 Photovoltaic \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1021\u1000\u102c\u1021\u101b\u1036\u1015\u102b\u101e\u1031\u102c \u1014\u103e\u1004\u1037\u103a Dead-Front Switches<\/a><\/li>\n<li><a href=\"https:\/\/www.standards.org.au\/\" rel=\"nofollow noopener\" target=\"_blank\">AS\/NZS 5033 \u2014 Photovoltaic Arrays \u1021\u1010\u103d\u1000\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038 \u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 336px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 336px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>A DC isolator switch is a manually operated disconnect device used in photovoltaic (PV) systems to safely isolate the DC side of an installation for maintenance, servicing, emergency response, and shutdown procedures. It creates a deliberate, clearly indicated disconnection point between solar panels and downstream equipment such as combiner boxes, charge controllers, and inverters. In [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15086,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-15085","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/15085","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/comments?post=15085"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/15085\/revisions"}],"predecessor-version":[{"id":23387,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/15085\/revisions\/23387"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media\/15086"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media?parent=15085"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/categories?post=15085"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/tags?post=15085"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}