{"id":20887,"date":"2025-12-16T23:58:05","date_gmt":"2025-12-16T15:58:05","guid":{"rendered":"https:\/\/viox.com\/?p=20887"},"modified":"2025-12-16T23:58:07","modified_gmt":"2025-12-16T15:58:07","slug":"circuit-breakers-vs-supplementary-protection","status":"publish","type":"post","link":"https:\/\/test.viox.com\/my\/circuit-breakers-vs-supplementary-protection\/","title":{"rendered":"Circuit Breakers vs Supplementary Protection"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a\u104a \u101e\u1004\u103a\u101e\u100a\u103a DIN \u101b\u1011\u102c\u1038\u1000\u102d\u101b\u102d\u101a\u102c\u1014\u103e\u1005\u103a\u1001\u102f\u1014\u102e\u1038\u1015\u102b\u1038\u1010\u1030\u100a\u102e\u101e\u100a\u103a\u1000\u102d\u102f\u1010\u103d\u1031\u1037\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u1010\u1030\u100a\u102e\u101e\u1031\u102c\u1015\u102f\u1036\u1005\u1036\u1021\u1001\u103b\u1000\u103a\u104a \u1010\u1030\u100a\u102e\u101e\u1031\u102c amperage\u104a \u1010\u1030\u100a\u102e\u101e\u1031\u102c toggle \u1010\u1005\u103a\u1001\u102f\u101e\u100a\u103a $50 \u1000\u102f\u1014\u103a\u1000\u103b\u101e\u100a\u103a\u104b \u1000\u103b\u1014\u103a\u1010\u1005\u103a\u1001\u102f\u101c\u102c\u1038\u104b $15 \u101e\u102c\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1001\u103b\u1000\u103a\u101e\u100a\u103a \u1005\u103b\u1031\u1038\u1000\u103d\u1000\u103a\u101b\u103e\u102c\u1016\u103d\u1031\u1001\u103c\u1004\u103a\u1038\u1019\u101f\u102f\u1010\u103a\u1015\u102b - \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1024\u1005\u103b\u1031\u1038\u1014\u103e\u102f\u1014\u103a\u1038\u1000\u103d\u102c\u101f\u1001\u103b\u1000\u103a\u101e\u100a\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1016\u1031\u102c\u103a\u1015\u103c\u101e\u100a\u103a\u104b Panel \u1006\u102d\u102f\u1004\u103a\u1019\u103b\u102c\u1038\u104a OEM \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1000\u1014\u103a\u1011\u101b\u102d\u102f\u1000\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL 489 circuit breaker \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a UL 1077 \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1000\u103c\u102c\u1038 \u1000\u103d\u102c\u1001\u103c\u102c\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1014\u102c\u1038\u101c\u100a\u103a\u101b\u1014\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u101b\u1031\u102c\u1014\u103e\u1031\u102c\u1015\u102b\u1000\u104a \u1010\u101b\u102c\u1038\u1005\u102e\u101b\u1004\u103a\u1015\u102d\u102f\u1004\u103a\u1001\u103d\u1004\u1037\u103a\u101b\u103e\u102d\u101e\u1031\u102c \u1021\u102c\u100f\u102c\u1015\u102d\u102f\u1004\u103a\u1021\u1016\u103d\u1032\u1037 (AHJ) \u1005\u1005\u103a\u1006\u1031\u1038\u1005\u1009\u103a\u1021\u1010\u103d\u1004\u103a\u1038 \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1004\u103c\u1004\u103a\u1038\u1015\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u104a \u1005\u103b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1006\u102d\u102f\u1038\u1006\u102f\u1036\u1038\u1019\u103e\u102c overcurrent \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u101e\u1031\u102c\u1021\u1001\u102b\u1010\u103d\u1004\u103a \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u102e\u1038\u101c\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101b\u1004\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u101c\u102d\u1019\u1037\u103a\u1019\u100a\u103a\u104b.<\/p>\n<p>\u1024\u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u101e\u100a\u103a \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1019\u100a\u103a\u104a \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u1021\u1019\u103c\u1004\u103a\u1021\u102c\u101b\u102f\u1036\u1016\u103c\u1004\u1037\u103a \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1001\u103d\u1032\u1001\u103c\u102c\u1038\u101b\u1019\u100a\u103a\u104a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1010\u1005\u103a\u1001\u102f\u1000\u102d\u102f\u1010\u1005\u103a\u1001\u102f\u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1000\u102f\u1012\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u1031\u101e\u100a\u103a\u104b.<\/p>\n<h2>UL 489 Circuit Breaker \u1019\u103b\u102c\u1038\u1000\u102c\u1038 \u1021\u1018\u101a\u103a\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>UL 489 \u101e\u100a\u103a \u201c\u1021\u1010\u103d\u1000\u103a \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1000\u102d\u102f \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101e\u100a\u103a\u201c<a href=\"https:\/\/test.viox.com\/my\/mccb\/\">Molded-Case Circuit Breakers \u1019\u103b\u102c\u1038<\/a>, Molded-Case Switches \u1014\u103e\u1004\u1037\u103a <a href=\"https:\/\/test.viox.com\/my\/mcb\/\">Circuit-Breaker<\/a> Enclosures\u201d \u1024\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL Listed \u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038\u104a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1010\u1015\u103a\u1006\u1004\u103a\u101b\u1014\u103a \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u1031\u102c \u1015\u103c\u102e\u1038\u1015\u103c\u100a\u1037\u103a\u1005\u102f\u1036\u101e\u1031\u102c\u104a \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1021\u1016\u103c\u1005\u103a \u1000\u103b\u101a\u103a\u1000\u103b\u101a\u103a\u1015\u103c\u1014\u1037\u103a\u1015\u103c\u1014\u1037\u103a \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u1031\u102c\u1004\u103a\u1019\u103c\u1004\u103a\u1015\u103c\u102e\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>UL 489 circuit breaker \u101e\u100a\u103a \u1021\u1016\u103c\u1005\u103a\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u101e\u100a\u103a\u104b <strong>branch circuit protection<\/strong>\u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1018\u1031\u102c\u1004\u103a\u1019\u103e \u1014\u1031\u102c\u1000\u103a\u1006\u102f\u1036\u1038\u101d\u1014\u103a\u1021\u1011\u102d \u1005\u1015\u101a\u103a\u101a\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u100a\u1037\u103a \u1019\u1030\u101c overcurrent \u1000\u102d\u101b\u102d\u101a\u102c\u104b \u104e\u1004\u103a\u1038\u1000\u102d\u102f \u101e\u1004\u103a\u104f\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u1014\u1005\u103a\u1010\u103d\u1004\u103a \u201c\u1015\u1011\u1019\u1010\u102f\u1036\u1037\u1015\u103c\u1014\u103a\u101e\u1030\u201d \u1021\u1016\u103c\u1005\u103a \u1019\u103e\u1010\u103a\u101a\u1030\u1015\u102b\u104b \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u101e\u1031\u102c\u1021\u1001\u102b\u104a UL 489 breaker \u101e\u100a\u103a \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u104f\u1021\u1000\u1030\u1021\u100a\u102e\u1019\u1015\u102b\u1018\u1032 \u101b\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u1000\u102d\u102f (\u1021\u1019\u103b\u102c\u1038\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 5 kA\u104a 10 kA \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1015\u1031\u102b\u103a\u1019\u1030\u1010\u100a\u103a\u104d \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u100a\u103a) \u1000\u102d\u102f \u101c\u103d\u1010\u103a\u101c\u1015\u103a\u1005\u103d\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101b\u1015\u102b\u1019\u100a\u103a\u104b.<\/p>\n<p>UL 489 \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101e\u100a\u1037\u103a \u1021\u1013\u102d\u1000\u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a\u1019\u103b\u102c\u1038-<\/p>\n<ul>\n<li><strong>\u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1015\u1031\u1038\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038 \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u100a\u103a\u104b<\/strong>: \u1001\u102d\u102f\u1004\u103a\u1019\u102c\u101e\u1031\u102c \u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038 arc chutes \u1019\u103b\u102c\u1038\u1019\u103e\u1010\u1006\u1004\u1037\u103a arc \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1000\u102d\u102f \u1016\u101a\u103a\u101b\u103e\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1000\u103c\u102e\u1038\u1019\u102c\u1038\u101e\u1031\u102c short-circuit currents \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1005\u103d\u102c \u1001\u103b\u102d\u102f\u1038\u1016\u103b\u1000\u103a\u101b\u1014\u103a \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u1010\u1004\u103a\u1038\u1000\u103b\u1015\u103a\u101e\u1031\u102c \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038<\/strong>: \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u1001\u103c\u1031\u101b\u102c\u1001\u1036\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a flashover \u1000\u102d\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a creepage \u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038\u1019\u103b\u102c\u1038<\/li>\n<li><strong>\u101e\u102e\u1038\u1001\u103c\u102c\u1038\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f<\/strong>: \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1021\u1010\u103d\u1000\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u101b\u103e\u102d\u1015\u102b\u104b breaker \u101e\u100a\u103a \u104e\u1004\u103a\u1038\u104f\u1006\u102c\u1038\u1000\u1005\u103a\u1010\u103d\u1004\u103a \u1010\u1005\u103a\u1001\u102f\u1010\u100a\u103a\u1038\u101e\u1031\u102c \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1000\u102d\u101b\u102d\u101a\u102c\u1021\u1016\u103c\u1005\u103a \u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b<\/li>\n<li><strong>Field wiring \u1001\u103d\u1004\u1037\u103a\u1015\u103c\u102f\u1001\u103b\u1000\u103a<\/strong>: \u1021\u1000\u102c\u1021\u101b\u1036\u1019\u103e\u1011\u103d\u1000\u103a\u1001\u103d\u102c\u101e\u1031\u102c \u1005\u1015\u101a\u103a\u101a\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1014\u103a \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1015\u103c\u102e\u1038 \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1011\u102c\u1038\u101e\u100a\u103a - receptacles\u104a lighting circuits\u104a \u1005\u1000\u103a\u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103c\u102c\u1038\u101d\u1014\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u102b\u101d\u102b\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/li>\n<\/ul>\n<p><strong>\u1021\u101e\u102f\u1036\u1038\u1019\u103b\u102c\u1038\u101e\u1031\u102c application \u1019\u103b\u102c\u1038<\/strong>: \u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u104a \u1005\u1000\u103a\u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1021\u1006\u1000\u103a\u1016\u103c\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u104a \u1019\u102e\u1038\u1001\u103b\u1031\u102c\u1004\u103a\u1038\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a NEC Article 240 \u1021\u101b receptacle \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u104b.<\/p>\n<h2>UL 1077 \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1000\u102c\u1038 \u1021\u1018\u101a\u103a\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>UL 1077 \u101e\u100a\u103a \u201c\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u201d \u1000\u102d\u102f \u1021\u102f\u1015\u103a\u1001\u103b\u102f\u1015\u103a\u101e\u100a\u103a\u104b \u101e\u1031\u102c\u1037\u1001\u103b\u1000\u103a\u1005\u102c\u101c\u102f\u1036\u1038\u101e\u100a\u103a <em>\u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a<\/em>- \u1024\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1019\u103b\u102c\u1038\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u1021\u101c\u102f\u1015\u103a\u101c\u102f\u1015\u103a\u101b\u1014\u103a \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b <em>\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038<\/em> branch-circuit \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101b\u103e\u102d\u1015\u103c\u102e\u1038\u101e\u102c\u1038 (\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1000\u102f\u1012\u103a\u1016\u103c\u1004\u1037\u103a \u1019\u101c\u102d\u102f\u1021\u1015\u103a\u1015\u102b) \u1015\u1005\u1039\u1005\u100a\u103a\u1038\u104b.<\/p>\n<p>UL 1077 \u1000\u102d\u101b\u102d\u101a\u102c\u1000\u102d\u102f \u201c\u1021\u1011\u1030\u1038\u1000\u102f\u201d \u1021\u1016\u103c\u1005\u103a \u1019\u103e\u1010\u103a\u101a\u1030\u1015\u102b - \u1021\u1000\u102c\u1021\u101b\u1036\u1021\u1010\u103d\u1004\u103a\u1038\u101b\u103e\u102d \u1021\u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u1001\u1036\u101e\u1031\u102c \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1015\u1005\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c\u104a granular \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1015\u1031\u1038\u1006\u1031\u102c\u1004\u103a\u1001\u103c\u1004\u103a\u1038- PLC \u1015\u102b\u101d\u102b\u1011\u1031\u102c\u1000\u103a\u1015\u1036\u1037\u1019\u103e\u102f\u104a \u1011\u101b\u1014\u103a\u1005\u1016\u1031\u102c\u103a\u1019\u102c\u1021\u101c\u101a\u103a\u1010\u1014\u103a\u1038\u104a \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1006\u102c\u1038\u1000\u1005\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1010\u1030\u101b\u102d\u101a\u102c\u1018\u1010\u103a\u1005\u103a\u1000\u102c\u1038\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u1013\u102d\u1000 circuit breaker \u1000\u102d\u102f \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038 sub-circuit \u104f\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u1021\u100a\u102e \u1012\u102f\u1010\u102d\u101a\u1021\u101c\u103d\u103e\u102c\u1000\u102d\u102f \u1011\u100a\u1037\u103a\u101e\u103d\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p>UL 1077 \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101e\u100a\u1037\u103a \u1021\u1013\u102d\u1000\u101c\u1000\u1039\u1001\u100f\u102c\u1019\u103b\u102c\u1038-<\/p>\n<ul>\n<li><strong>Component \u1021\u1001\u103c\u1031\u1021\u1014\u1031<\/strong>: UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u104a \u1005\u102c\u101b\u1004\u103a\u1038\u1019\u101e\u103d\u1004\u103a\u1038\u1015\u102b\u104b \u1014\u1031\u102c\u1000\u103a\u1006\u102f\u1036\u1038\u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u104f\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1010\u103d\u1004\u103a \u1021\u1000\u1032\u1016\u103c\u1010\u103a\u101b\u1019\u100a\u103a (\u1025\u1015\u1019\u102c\u104a UL 508A \u101e\u102d\u102f\u1037 \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u1031\u102c \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a)<\/li>\n<li><strong>\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u101a\u103e\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038 \u1014\u102d\u1019\u1037\u103a\u101e\u100a\u103a\u104b<\/strong>: \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038 \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u101c\u102f\u1036\u101c\u1031\u102c\u1000\u103a\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 UL 489 breakers \u1019\u103b\u102c\u1038\u1000\u1032\u1037\u101e\u102d\u102f\u1037 \u1010\u1030\u100a\u102e\u101e\u1031\u102c \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a-\u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u1019\u103b\u102c\u1038\u1021\u1011\u102d \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u1015\u103c\u102f\u1015\u102b\u104b<\/li>\n<li><strong>\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1011\u102c\u1038\u101e\u1031\u102c \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/strong>: \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a creepage \u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL 1077 \u1014\u103e\u1004\u1037\u103a UL 840 \u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 UL 489 \u1011\u1000\u103a\u1014\u100a\u103a\u1038\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1021\u1015\u1031\u102b\u103a \u1019\u103e\u102e\u1001\u102d\u102f\u1019\u103e\u102f<\/strong>: \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u101e\u100a\u103a \u1016\u103b\u1000\u103a\u1006\u102e\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u1019\u103c\u1004\u103a\u1019\u102e \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u101b\u103e\u102d UL 489 breaker \u101e\u100a\u103a \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1000\u102d\u102f \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1019\u100a\u103a\u101f\u102f \u101a\u1030\u1006\u101e\u100a\u103a\u104b<\/li>\n<li><strong>Internal wiring \u101e\u102c<\/strong>: \u1005\u1015\u101a\u103a\u101a\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1021\u1010\u102d\u1021\u1000\u103b \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b <em>\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038<\/em> \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1000\u102c\u1021\u101b\u1036; \u1021\u102d\u1019\u103a\u1015\u103c\u1004\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u104a receptacles \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1017\u102e\u101b\u102d\u102f\u1021\u1015\u103c\u1004\u103a\u1018\u1000\u103a\u101b\u103e\u102d \u101d\u1014\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u1019\u101b\u103e\u102d\u1015\u102b\u104b<\/li>\n<\/ul>\n<p><strong>\u1021\u101e\u102f\u1036\u1038\u1019\u103b\u102c\u1038\u101e\u1031\u102c application \u1019\u103b\u102c\u1038<\/strong>: \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u104a \u1005\u1000\u103a\u101a\u1014\u1039\u1010\u101b\u102c\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 \u1010\u1030\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u101b\u103e\u102d \u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038 - \u1021\u1019\u103c\u1032\u1010\u1019\u103a\u1038 UL 489 \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1016\u103c\u1004\u1037\u103a \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a\u101b\u103e\u102d\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\/viox-circuit-breakers-mounted-on-din-rail-in-industrial-control-panel-with-organized-wiring-and-professional-installation.webp\" alt=\"VIOX circuit breakers mounted on DIN rail in industrial control panel with organized wiring and professional installation\" \/><figcaption style=\"color: #666; font-size: 0.9em; margin-top: 8px;\">VIOX circuit breaker \u1019\u103b\u102c\u1038 \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b <a href=\"https:\/\/test.viox.com\/my\/din-rail\/\">DIN \u101b\u1011\u102c\u1038\u101c\u1019\u103a\u1038<\/a> \u1005\u1000\u103a\u1019\u103e\u102f\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1010\u103d\u1004\u103a\u104a \u1015\u101b\u1031\u102c\u103a\u1016\u1000\u103a\u101b\u103e\u1004\u103a\u1014\u101a\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u1010\u1015\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f\u1015\u103c\u101e\u101e\u100a\u103a\u104b.<\/figcaption><\/figure>\n<h2>\u1018\u1031\u1038\u1001\u103b\u1004\u103a\u1038\u1000\u1015\u103a \u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1001\u103c\u1004\u103a\u1038- UL 489 \u1014\u103e\u1004\u1037\u103a UL 1077<\/h2>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f5f5f5;\">\n<th>\u1002\u102f\u100f\u103a\u101b\u100a\u103a<\/th>\n<th>UL 489 Circuit Breaker<\/th>\n<th>UL 1077 \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u101c\u1000\u103a\u1019\u103e\u1010\u103a \u1021\u1001\u103c\u1031\u1021\u1014\u1031<\/strong><\/td>\n<td>UL Listed (\u1015\u103c\u102e\u1038\u1015\u103c\u100a\u1037\u103a\u1005\u102f\u1036\u101e\u1031\u102c \u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a)<\/td>\n<td>UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038 (\u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1019\u100a\u103a)<\/td>\n<\/tr>\n<tr>\n<td><strong>Primary Function<\/strong><\/td>\n<td>Branch-circuit overcurrent \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f<\/td>\n<td>\u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038 \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a\u1000\u102d\u102f \u1014\u103e\u1031\u102c\u1004\u1037\u103a\u101a\u103e\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u104b<\/strong><\/td>\n<td>\u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u100a\u103a (\u1015\u102f\u1036\u1019\u103e\u1014\u103a 5-25 kA\u104a \u1021\u1015\u103c\u100a\u1037\u103a\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1021\u1011\u102d \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1011\u102c\u1038\u101e\u100a\u103a)<\/td>\n<td>\u1014\u102d\u1019\u1037\u103a\u101e\u100a\u103a (\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038 \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u101c\u102f\u1036\u101c\u1031\u102c\u1000\u103a\u101e\u100a\u103a\u104a \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u101b\u1031\u1038<\/strong><\/td>\n<td>\u1010\u1004\u103a\u1038\u1000\u103b\u1015\u103a\u101e\u100a\u103a (\u101e\u102e\u1038\u1001\u103c\u102c\u1038 \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a)<\/td>\n<td>\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1011\u102c\u1038\u101e\u100a\u103a (\u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1000\u102d\u102f \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u101e\u100a\u103a\u101f\u102f \u101a\u1030\u1006\u101e\u100a\u103a)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1010\u1015\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1010\u100a\u103a\u1014\u1031\u101b\u102c<\/strong><\/td>\n<td>\u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u104a \u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1018\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u104a \u1005\u1000\u103a\u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1021\u1006\u1000\u103a\u1016\u103c\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u103b\u102c\u1038<\/td>\n<td>\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u104a \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1000\u102c\u1021\u101b\u1036\u1019\u103b\u102c\u1038\u104a \u1021\u101e\u102f\u1036\u1038\u1021\u1006\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1004\u103a\u1038<\/td>\n<\/tr>\n<tr>\n<td><strong>Field Wiring \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f<\/strong><\/td>\n<td><strong>\u101f\u102f\u1010\u103a\u1000\u1032\u1037<\/strong> \u2013 \u1021\u1000\u102c\u1021\u101b\u1036\u1019\u103e\u1011\u103d\u1000\u103a\u1001\u103d\u102c\u101e\u1031\u102c \u1005\u1015\u101a\u103a\u101a\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/td>\n<td><strong>\u1021\u1019\u103d\u1010\u1039<\/strong> \u2013 \u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u101e\u102c<\/td>\n<\/tr>\n<tr>\n<td><strong>Receptacle \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f<\/strong><\/td>\n<td><strong>\u101f\u102f\u1010\u103a\u1000\u1032\u1037<\/strong> \u2013 \u1015\u101c\u1015\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a receptacles \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b<\/td>\n<td><strong>\u1021\u1019\u103d\u1010\u1039<\/strong> \u2013 receptacle \u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u1000 NEC \u1000\u102d\u102f \u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u101e\u100a\u103a\u104b<\/td>\n<\/tr>\n<tr>\n<td><strong>Upstream \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b<\/strong><\/td>\n<td>\u1019\u101b\u103e\u102d\u1015\u102b \u2013 \u101c\u103d\u1010\u103a\u101c\u1015\u103a\u1005\u103d\u102c \u101c\u100a\u103a\u1015\u1010\u103a\u101e\u100a\u103a\u104b<\/td>\n<td>\u101f\u102f\u1010\u103a\u1000\u1032\u1037 \u2013 \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a UL 489 breaker \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a (\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1000\u102f\u1012\u103a\u1016\u103c\u1004\u1037\u103a \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f \u1019\u101c\u102d\u102f\u1021\u1015\u103a\u1015\u102b)<\/td>\n<\/tr>\n<tr>\n<td><strong>NEC \u1006\u1031\u102c\u1004\u103a\u1038\u1015\u102b\u1038\u1000\u102d\u102f\u1038\u1000\u102c\u1038\u1001\u103b\u1000\u103a<\/strong><\/td>\n<td>NEC \u1006\u1031\u102c\u1004\u103a\u1038\u1015\u102b\u1038 \u1042\u1044\u1040 (\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f)<\/td>\n<td>NEC \u1006\u1031\u102c\u1004\u103a\u1038\u1015\u102b\u1038 \u1042\u1044\u1040.\u1041\u1040 (\u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1015\u102d\u102f\u101c\u103b\u103e\u1036\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1021\u1019\u103c\u1004\u103a\u1021\u102c\u101b\u102f\u1036\u1016\u103c\u1004\u1037\u103a\u1001\u103d\u1032\u1001\u103c\u102c\u1038\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103c\u1004\u103a\u1038<\/strong><\/td>\n<td>UL \u1005\u102c\u101b\u1004\u103a\u1038\u101d\u1004\u103a\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038 (\u1005\u1000\u103a\u101d\u102d\u102f\u1004\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038 \u201cUL\u201d \u1014\u103e\u1004\u1037\u103a \u00ae)<\/td>\n<td>UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038 (\u201cUR\u201d \u101e\u1004\u103a\u1039\u1000\u1031\u1010\u104a \u1014\u1031\u102c\u1000\u103a\u1015\u103c\u1014\u103a\u1016\u103c\u1005\u103a\u101c\u1031\u1037\u101b\u103e\u102d\u101e\u100a\u103a)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1015\u102f\u1036\u1019\u103e\u1014\u103a \u1008\u1031\u1038\u1014\u103e\u102f\u1014\u103a\u1038\u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038<\/strong><\/td>\n<td>$30-$80+ (\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1014\u103e\u1004\u1037\u103a\u1021\u1004\u103a\u1039\u1002\u102b\u101b\u1015\u103a\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1019\u1030\u1010\u100a\u103a\u101e\u100a\u103a)<\/td>\n<td>$10-$25 (\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1014\u101a\u103a\u1015\u101a\u103a\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1001\u103c\u1004\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1014\u102d\u1019\u1037\u103a\u101e\u100a\u103a)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1025\u1015\u1019\u102c<\/strong><\/td>\n<td>\u1021\u101c\u102f\u1015\u103a\u101b\u102f\u1036\u1010\u1005\u103a\u1001\u102f\u101b\u103e\u102d 20A \u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102d\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u1031\u102c\u1015\u1004\u103a\u1019\u1018\u101b\u102d\u1010\u103a\u1000\u102c<\/td>\n<td>\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1021\u1010\u103d\u1004\u103a\u1038\u101b\u103e\u102d PLC \u1015\u102b\u101d\u102b\u1011\u1031\u102c\u1000\u103a\u1015\u1036\u1037\u1019\u103e\u102f\u1000\u102d\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u1031\u102c 2A \u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1019\u103e\u102f\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038- \u1005\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u1005\u102e\u101e\u100a\u103a\u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a\u101b\u103e\u102d\u101e\u1004\u1037\u103a\u101e\u1014\u100a\u103a\u1038<\/h2>\n<p>\u1014\u102c\u1038\u101c\u100a\u103a\u1019\u103e\u102f <em>where<\/em> \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1010\u1005\u103a\u1001\u102f\u1005\u102e\u1000\u102d\u102f\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1014\u103a\u101e\u100a\u103a\u1000\u102f\u1012\u103a\u101c\u102d\u102f\u1000\u103a\u1014\u102c\u1019\u103e\u102f\u1021\u1010\u103d\u1000\u103a\u1019\u101b\u103e\u102d\u1019\u1016\u103c\u1005\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b \u1018\u1031\u102c\u1004\u103a\u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a OEM \u1019\u103b\u102c\u1038\u101e\u100a\u103a UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1031\u102c\u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a UL 1077 \u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u1031\u102c\u1021\u1001\u102b\u1021\u1016\u103c\u1005\u103a\u1021\u1019\u103b\u102c\u1038\u1006\u102f\u1036\u1038\u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u101e\u100a\u103a\u104b \u1024\u1010\u103d\u1004\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u101d\u1014\u103a\u1010\u100a\u103a\u1014\u1031\u101b\u102c\u1021\u1015\u1031\u102b\u103a\u1021\u1001\u103c\u1031\u1001\u1036\u101e\u100a\u1037\u103a\u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u1030\u1018\u1031\u102c\u1004\u103a\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1021\u1001\u103c\u1031\u1021\u1014\u1031 \u1041- \u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a\u1019\u103b\u102c\u1038 (\u1011\u103d\u1000\u103a\u1015\u1031\u102b\u1000\u103a\u1019\u103b\u102c\u1038) \u1000\u102d\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u1001\u103c\u1004\u103a\u1038<\/h3>\n<p><strong>\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a<\/strong>: UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c<\/p>\n<p><strong>\u1018\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u101c\u1032\u104b<\/strong>: \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a\u1000\u102d\u102f\u1019\u1006\u102d\u102f NEC \u1021\u1031\u102c\u1000\u103a\u101b\u103e\u102d\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u101d\u1014\u103a\u1010\u1005\u103a\u1001\u102f\u1021\u1016\u103c\u1005\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1015\u103c\u102e\u1038\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1015\u102d\u102f\u101c\u103b\u103e\u1036\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1019\u103e\u1014\u103a\u1000\u1014\u103a\u101e\u1031\u102c \u1001\u103b\u1009\u103a\u1038\u1000\u1015\u103a\u1014\u100a\u103a\u1038<\/strong>: \u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102d\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1014\u103a UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c (\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 15A \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a 20A) \u1000\u102d\u102f\u101e\u102f\u1036\u1038\u1015\u102b\u104b.<\/p>\n<h3>\u1021\u1001\u103c\u1031\u1021\u1014\u1031 \u1042- \u1015\u103c\u1004\u103a\u1015\u101d\u1014\u103a\u1019\u103b\u102c\u1038\u101e\u102d\u102f\u1037\u101c\u101a\u103a\u1000\u103d\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038<\/h3>\n<p><strong>\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a<\/strong>: UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c<\/p>\n<p><strong>\u1018\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u101c\u1032\u104b<\/strong>: NEC \u1021\u101b \u201c\u101c\u101a\u103a\u1000\u103d\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u201d (\u1015\u103c\u1004\u103a\u1015\u101d\u1014\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1015\u102b\u101d\u102b\u1015\u1031\u1038\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u101b\u1036\u1019\u103e\u1011\u103d\u1000\u103a\u1001\u103d\u102c\u101e\u1031\u102c\u101c\u103b\u103e\u1015\u103a\u1000\u1030\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038) \u1000\u102d\u102f\u1005\u102c\u101b\u1004\u103a\u1038\u101d\u1004\u103a\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1016\u103c\u1004\u1037\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1019\u100a\u103a\u104b.<\/p>\n<p><strong>\u1019\u103e\u1014\u103a\u1000\u1014\u103a\u101e\u1031\u102c \u1001\u103b\u1009\u103a\u1038\u1000\u1015\u103a\u1014\u100a\u103a\u1038<\/strong>: \u101c\u103b\u103e\u1015\u103a\u1000\u1030\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u101d\u1014\u103a\u1021\u1010\u103d\u1000\u103a\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1000\u102d\u102f\u1010\u1015\u103a\u1006\u1004\u103a\u1015\u102b\u104b.<\/p>\n<h3>\u1021\u1001\u103c\u1031\u1021\u1014\u1031 \u1043- \u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038<\/h3>\n<p><strong>\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a<\/strong>: UL 1077 \u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a (\u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038 UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1014\u103e\u1004\u1037\u103a\u1021\u1010\u1030)<\/p>\n<p><strong>\u1018\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u101c\u1032\u104b<\/strong>: \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1004\u103a\u1038\u104c\u101d\u1014\u103a\u1004\u101a\u103a\u1019\u103b\u102c\u1038\u1005\u103d\u102c\u101e\u100a\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b UL 1077 \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a\u1021\u1019\u103e\u102f\u1014\u103a\u1021\u1019\u103d\u103e\u102c\u1038\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f\u1015\u1031\u1038\u1005\u103d\u1019\u103a\u1038\u1015\u103c\u102e\u1038\u1015\u1004\u103a\u1019 UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u101e\u100a\u103a\u101d\u1004\u103a\u101c\u102c\u101e\u1031\u102c\u1016\u102d\u1012\u103a\u1000\u102d\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u101c\u102d\u102f\u1000\u103a\u1014\u102c\u1019\u103e\u102f\u101b\u103e\u102d\u101e\u1031\u102c\u1021\u101e\u102f\u1036\u1038\u1021\u1014\u103e\u102f\u1014\u103a\u1038<\/strong>: UL 508A \u1005\u102c\u101b\u1004\u103a\u1038\u101d\u1004\u103a\u1018\u1031\u102c\u1004\u103a\u1010\u103d\u1004\u103a\u1018\u1031\u102c\u1004\u103a\u1000\u102d\u102f\u1000\u103b\u103d\u1031\u1038\u1019\u103d\u1031\u1038\u101e\u1031\u102c 20A UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u101b\u103e\u102d\u101e\u100a\u103a\u104b \u1021\u1010\u103d\u1004\u103a\u1038\u104c\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a PLC \u1021\u1010\u103d\u1000\u103a 2A UL 1077 \u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u104a HMI \u1021\u1010\u103d\u1000\u103a 5A \u1014\u103e\u1004\u1037\u103a\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038 relay \u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a 1A \u1000\u102d\u102f\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1021\u1013\u102d\u1000\u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038<\/strong>: UL 1077 \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u100a\u103a <em>\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038<\/em> \u101e\u102c\u104b \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u101c\u103b\u103e\u1015\u103a\u1000\u1030\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u1006\u102d\u102f\u1018\u1031\u102c\u1004\u103a\u1019\u103e\u1011\u103d\u1000\u103a\u1015\u102b\u1000 UL 489 \u1000\u102d\u102f\u101e\u102f\u1036\u1038\u1015\u102b\u104b.<\/p>\n<h3>\u1021\u1001\u103c\u1031\u1021\u1014\u1031 \u1044- \u1021\u101c\u1004\u103a\u1038\u101b\u1031\u102c\u1004\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038<\/h3>\n<p><strong>\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a<\/strong>: \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c<\/p>\n<p><strong>\u1018\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u101c\u1032\u104b<\/strong>: \u1021\u101c\u1004\u103a\u1038\u101b\u1031\u102c\u1004\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a\u1021\u1013\u102d\u1015\u1039\u1015\u102c\u101a\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 NEC \u1021\u101b\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1025\u1015\u1019\u102c<\/strong>: \u1021\u1000\u102c\u1021\u101b\u1036\u1021\u1010\u103d\u1004\u103a\u1038\u101b\u103e\u102d\u1018\u1031\u102c\u1004\u103a\u1019\u102e\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL 1077 \u1000\u102d\u102f\u101e\u102f\u1036\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a <em>\u1021\u1000\u101a\u103a\u104d<\/em> \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u101e\u100a\u103a\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u104f\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1015\u103c\u1004\u103a\u1015\u1021\u101c\u1004\u103a\u1038\u101b\u1031\u102c\u1004\u103a\u1010\u103d\u1004\u103a UL 489 \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101b\u103e\u102d\u101b\u1019\u100a\u103a\u104b.<\/p>\n<h3>\u1021\u1019\u103c\u1014\u103a\u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u1001\u103b\u1000\u103a\u1007\u101a\u102c\u1038- \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1000\u102d\u102f\u1004\u102b\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1014\u100a\u103a\u1038\u104b<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f5f5f5;\">\n<th>\u101c\u103b\u103e\u1031\u102c\u1000\u103a\u101c\u103d\u103e\u102c<\/th>\n<th>\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1031\u102c\u1000\u102d\u101b\u102d\u101a\u102c<\/th>\n<th>\u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1015\u103c\u1001\u103b\u1000\u103a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a\u1019\u103b\u102c\u1038 (\u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a\u1019\u1006\u102d\u102f)<\/td>\n<td>\u1021\u1006\u102d\u102f\u1015\u102b \u1044\u1048\u1049<\/td>\n<td>NEC \u101e\u100a\u103a\u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a\u1021\u102c\u1038\u101c\u102f\u1036\u1038\u1021\u1010\u103d\u1000\u103a\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a<\/td>\n<\/tr>\n<tr>\n<td>\u1015\u103c\u1004\u103a\u1015\u101d\u1014\u103a\u1019\u103b\u102c\u1038\u101e\u102d\u102f\u1037\u101c\u101a\u103a\u1000\u103d\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038<\/td>\n<td>\u1021\u1006\u102d\u102f\u1015\u102b \u1044\u1048\u1049<\/td>\n<td>\u1021\u1000\u102c\u1021\u101b\u1036\u1019\u103e\u1011\u103d\u1000\u103a\u1001\u103d\u102c\u101e\u1031\u102c\u101c\u103b\u103e\u1015\u103a\u1000\u1030\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a<\/td>\n<\/tr>\n<tr>\n<td>\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1018\u1031\u102c\u1004\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038 (PLC, relay \u1019\u103b\u102c\u1038)<\/td>\n<td>UL 1077<\/td>\n<td>\u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f; \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038 UL 489 \u101e\u100a\u103a\u101c\u1000\u103a\u101b\u103e\u102d\u101b\u103e\u102d\u1015\u103c\u102e\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a<\/td>\n<\/tr>\n<tr>\n<td>\u1021\u101c\u1004\u103a\u1038\u101b\u1031\u102c\u1004\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038 (\u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1021\u102f\u1036\/\u1021\u1011\u103d\u1031\u1011\u103d\u1031)<\/td>\n<td>\u1021\u1006\u102d\u102f\u1015\u102b \u1044\u1048\u1049<\/td>\n<td>\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u101e\u1000\u103a\u101b\u1031\u102c\u1000\u103a\u101e\u100a\u103a<\/td>\n<\/tr>\n<tr>\n<td>\u1018\u1031\u102c\u1004\u103a\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u102e\u1038\u1019\u103b\u102c\u1038<\/td>\n<td>UL 1077<\/td>\n<td>\u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u104f\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u1015\u102b\u1000 UL 508A \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b<\/td>\n<\/tr>\n<tr>\n<td>\u1011\u101b\u1014\u103a\u1005\u1016\u1031\u102c\u103a\u1019\u102c\u1019\u1030\u101c (\u1015\u103c\u1004\u103a\u1015)<\/td>\n<td>\u1021\u1006\u102d\u102f\u1015\u102b \u1044\u1048\u1049<\/td>\n<td>\u1019\u1030\u101c\u101e\u100a\u103a\u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u101d\u1014\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a<\/td>\n<\/tr>\n<tr>\n<td>\u1011\u101b\u1014\u103a\u1005\u1016\u1031\u102c\u103a\u1019\u102c\u1012\u102f\u1010\u102d\u101a (\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038)<\/td>\n<td>UL 1077<\/td>\n<td>\u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038\u101b\u103e\u102d\u1012\u102f\u1010\u102d\u101a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a\u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1000\u102d\u102f\u101e\u102f\u1036\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/electrical-schematic-diagram-showing-proper-placement-of-ul-489-branch-circuit-breakers-and-ul-1077-supplementary-protectors-in-industrial-control-panel-layout-with-viox-logo.webp\" alt=\"Electrical schematic diagram showing proper placement of UL 489 branch circuit breakers and UL 1077 supplementary protectors in industrial control panel layout with VIOX logo\" \/><figcaption style=\"color: #666; font-size: 0.9em; margin-top: 8px;\">\u1005\u1000\u103a\u1019\u103e\u102f\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1015\u102f\u1036\u1005\u1036\u1021\u1010\u103d\u1004\u103a\u1038 UL 489 \u1001\u103d\u1032\u1011\u103d\u1000\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a UL 1077 \u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u104f\u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u1031\u102c\u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u1000\u102d\u102f\u101e\u101b\u102f\u1015\u103a\u1016\u1031\u102c\u103a\u101e\u1031\u102c\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1015\u102f\u1036\u1000\u103c\u1019\u103a\u1038\u104b.<\/figcaption><\/figure>\n<h2>\u1021\u1019\u103c\u1004\u103a\u1021\u102c\u101b\u102f\u1036\u1016\u103c\u1004\u1037\u103a\u1001\u103d\u1032\u1001\u103c\u102c\u1038\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103c\u1004\u103a\u1038- \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f\u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1001\u103d\u1032\u1001\u103c\u102c\u1038\u1015\u103c\u1031\u102c\u1015\u103c\u1014\u102d\u102f\u1004\u103a\u101e\u1014\u100a\u103a\u1038<\/h2>\n<p>UL 489 \u1014\u103e\u1004\u1037\u103a UL 1077 \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a\u1015\u102f\u1036\u1005\u1036\u1021\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1010\u1030\u100a\u102e\u101c\u1031\u1037\u101b\u103e\u102d\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u2014\u1021\u1011\u1030\u1038\u101e\u1016\u103c\u1004\u1037\u103a DIN \u101b\u1011\u102c\u1038\u101c\u1019\u103a\u1038\u101e\u1031\u1038\u1004\u101a\u103a\u101e\u1031\u102c\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1015\u102f\u1036\u1005\u1036\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a\u2014\u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f\u1019\u103c\u1004\u103a\u1010\u103d\u1031\u1037\u101b\u102f\u1036\u1016\u103c\u1004\u1037\u103a\u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1001\u103d\u1032\u1001\u103c\u102c\u1038\u101e\u102d\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u1000\u102d\u102f\u101e\u102d\u101b\u103e\u102d\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a\u101c\u101a\u103a\u1000\u103d\u1004\u103a\u1038\u1005\u1005\u103a\u1006\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u104a \u1000\u102f\u1014\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1005\u102c\u101b\u1004\u103a\u1038\u1005\u102e\u1019\u1036\u1001\u1014\u1037\u103a\u1001\u103d\u1032\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a\u101c\u102d\u102f\u1000\u103a\u1014\u102c\u1019\u103e\u102f\u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038\u1000\u102d\u102f\u101b\u103e\u102c\u1016\u103d\u1031\u1015\u102b<\/h3>\n<p>\u1021\u101a\u102f\u1036\u1000\u103c\u100a\u103a\u101b\u1006\u102f\u1036\u1038\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038\u1019\u103e\u102c\u1000\u102d\u101b\u102d\u101a\u102c\u1000\u102d\u102f\u101a\u103a\u1011\u100a\u103a\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a\u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a\u1015\u102f\u1036\u1014\u103e\u102d\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a\u1015\u102f\u1036\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b<\/p>\n<p><strong>UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038<\/strong> \u1000\u102d\u102f\u1015\u103c\u101e\u101e\u100a\u103a <strong>UL \u1005\u102c\u101b\u1004\u103a\u1038\u101d\u1004\u103a\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038<\/strong>: \u201cUL\u201d \u1014\u103e\u1004\u1037\u103a \u00ae \u1015\u102b\u101e\u1031\u102c\u1005\u1000\u103a\u101d\u102d\u102f\u1004\u103a\u1038\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a\u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1010\u1015\u103a\u1006\u1004\u103a\u101b\u1014\u103a\u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u1031\u102c\u1015\u103c\u102e\u1038\u1015\u103c\u100a\u1037\u103a\u1005\u102f\u1036\u101e\u1031\u102c\u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1000\u102d\u102f\u100a\u103d\u103e\u1014\u103a\u1015\u103c\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>UL 1077 \u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038<\/strong> \u1000\u102d\u102f\u101e\u101a\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u103a <strong>UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038<\/strong>: \u201cUR\u201d \u101e\u1004\u103a\u1039\u1000\u1031\u1010\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u201cUL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u201d \u101e\u100a\u103a\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1010\u1005\u103a\u1001\u102f\u1010\u100a\u103a\u1038\u104f\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1000\u102d\u102f\u100a\u103d\u103e\u1014\u103a\u1015\u103c\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u1000\u102d\u101b\u102d\u101a\u102c\u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1014\u103e\u1004\u1037\u103a\u1019\u1031\u102c\u103a\u1012\u101a\u103a\u1014\u1036\u1015\u102b\u1010\u103a\u1000\u102d\u102f\u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b<\/h3>\n<p>\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1010\u103d\u1004\u103a \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u101c\u1000\u103a\u1019\u103e\u1010\u103a \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1000\u102d\u102f \u1000\u102f\u1012\u103a\u101e\u103d\u1004\u103a\u1038\u101c\u1031\u1037\u101b\u103e\u102d\u101e\u100a\u103a\u104b<\/p>\n<ul>\n<li><strong>\u1019\u1031\u102c\u103a\u1012\u101a\u103a\u1014\u1036\u1015\u102b\u1010\u103a \u101b\u103e\u1031\u1037\u1006\u1000\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1019\u103b\u102c\u1038<\/strong>: \u1021\u1001\u103b\u102d\u102f\u1037\u1021\u1019\u103e\u1010\u103a\u1010\u1036\u1006\u102d\u1015\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1005\u102e\u1038\u101b\u102e\u1038\u1021\u1019\u100a\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1000\u103c\u101e\u100a\u103a\u2014\u1025\u1015\u1019\u102c\u104a \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u201cCB-\u201d (UL 489) \u1014\u103e\u1004\u1037\u103a \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u201cSP-\u201d (UL 1077)\u104b.<\/li>\n<li><strong>\u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1005\u102c\u101e\u102c\u1038<\/strong>: \u201cBranch Circuit Protector\u201d (UL 489) \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u201c\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u201d (UL 1077) \u1000\u1032\u1037\u101e\u102d\u102f\u1037\u101e\u1031\u102c \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u101e\u1031\u102c\u1016\u1031\u102c\u103a\u1015\u103c\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101b\u103e\u102c\u1016\u103d\u1031\u1015\u102b\u104b.<\/li>\n<li><strong>\u1005\u1036\u1001\u103b\u102d\u1014\u103a\u1005\u1036\u100a\u103d\u103e\u1014\u103a\u1038\u1000\u102d\u102f\u1038\u1000\u102c\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/strong>: \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1010\u103d\u1004\u103a \u201cUL 489\u201d \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u201cUL 1077\u201d \u1000\u102d\u102f \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1000\u102d\u102f\u1038\u1000\u102c\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/li>\n<\/ul>\n<h3>\u1012\u1031\u1010\u102c\u1005\u102c\u101b\u103d\u1000\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1000\u1010\u103a\u1010\u101c\u1031\u102c\u1000\u103a\u1000\u102d\u102f \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b\u104b<\/h3>\n<p>\u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u103e\u102c\u101a\u1030\u1001\u103c\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101b\u102c\u1010\u103d\u1004\u103a \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u104f \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1005\u102c\u101b\u103d\u1000\u103a\u1005\u102c\u1010\u1019\u103a\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1038\u1000\u102c\u1038\u1015\u102b-<\/p>\n<ul>\n<li><strong>\u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1005\u102c\u101b\u1004\u103a\u1038\u1019\u103b\u102c\u1038<\/strong>: \u1014\u102c\u1019\u100a\u103a\u1000\u1031\u102c\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1010\u1005\u103a\u1001\u102f\u101e\u100a\u103a UL \u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u1001\u103c\u1004\u103a\u1038 (489) \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f (1077) \u101b\u103e\u102d\u1019\u101b\u103e\u102d\u1000\u102d\u102f \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u103d\u102c\u1016\u1031\u102c\u103a\u1015\u103c\u101e\u100a\u103a\u104b.<\/li>\n<li><strong>\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/strong>: UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL 489 (10-25 kA) \u1014\u103e\u1004\u1037\u103a \u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1015\u102b\u1000 \u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1015\u1031\u1038\u101e\u100a\u1037\u103a\u1021\u1006\u1004\u1037\u103a (3-5 kA) \u1014\u102d\u1019\u1037\u103a\u101e\u100a\u103a\u104b.<\/li>\n<\/ul>\n<p>\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1021\u1019\u103b\u102c\u1038\u1021\u1015\u103c\u102c\u1038\u101e\u100a\u103a \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1014\u103e\u1005\u103a\u1019\u103b\u102d\u102f\u1038\u101c\u102f\u1036\u1038\u1021\u1010\u103d\u1000\u103a \u1010\u1030\u100a\u102e\u101e\u1031\u102c\u1021\u102d\u1019\u103a\u101b\u102c\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1000\u103c\u101e\u100a\u103a\u104b \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038\u1000\u102d\u102f \u1021\u1019\u103c\u1032\u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b\u2014\u1021\u101e\u103d\u1004\u103a\u1021\u1015\u103c\u1004\u103a\u1000\u102d\u102f\u101e\u102c \u1021\u102c\u1038\u1019\u1000\u102d\u102f\u1038\u1015\u102b\u1014\u103e\u1004\u1037\u103a\u104b.<\/p>\n<h3>\u101c\u103b\u1004\u103a\u1019\u103c\u1014\u103a\u101e\u1031\u102c \u1021\u1019\u103c\u1004\u103a\u1021\u102c\u101b\u102f\u1036\u1016\u103c\u1004\u1037\u103a \u1001\u103d\u1032\u1001\u103c\u102c\u1038\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1005\u1005\u103a\u1006\u1031\u1038\u101b\u1014\u103a\u1005\u102c\u101b\u1004\u103a\u1038<\/h3>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/visual-identification-guide-showing-ul-listed-certification-mark-circular-ul-with-registered-trademark-for-ul-489-breakers-and-ur-recognized-component-mark-for-ul-1077-protectors-on-viox-devices.webp\" alt=\"Visual identification guide showing UL Listed certification mark for UL 489 breakers and UR Recognized Component mark for UL 1077 protectors on VIOX devices\" \/><figcaption style=\"color: #666; font-size: 0.9em; margin-top: 8px;\">\u1021\u1019\u103c\u1004\u103a\u1021\u102c\u101b\u102f\u1036\u1016\u103c\u1004\u1037\u103a \u1001\u103d\u1032\u1001\u103c\u102c\u1038\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a- VIOX \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a UL \u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038 (UL 489) \u1014\u103e\u1004\u1037\u103a UR \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038 (UL 1077) \u1021\u1000\u103c\u102c\u1038 \u1001\u103d\u1032\u1001\u103c\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u104b.<\/figcaption><\/figure>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f5f5f5;\">\n<th>\u1024\u1021\u101b\u102c\u1000\u102d\u102f \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b\u104b<\/th>\n<th>UL 489 \u100a\u103d\u103e\u1014\u103a\u1015\u103c\u1001\u103b\u1000\u103a<\/th>\n<th>UL 1077 \u100a\u103d\u103e\u1014\u103a\u1015\u103c\u1001\u103b\u1000\u103a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038<\/strong><\/td>\n<td>\u201cUL\u201d \u1014\u103e\u1004\u1037\u103a \u00ae \u1015\u102b\u101e\u1031\u102c \u1005\u1000\u103a\u101d\u102d\u102f\u1004\u103a\u1038<\/td>\n<td>\u201cUR\u201d \u101e\u1004\u103a\u1039\u1000\u1031\u1010 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u201cUL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u201d<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1005\u102c\u101e\u102c\u1038<\/strong><\/td>\n<td>\u201c\u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u100a\u103a\u104a\u201d \u201c\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u201d<\/td>\n<td>\u201c\u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u101e\u100a\u103a\u104a\u201d \u201c\u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u201d<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1021\u1001\u103b\u1000\u103a\u1021\u101c\u1000\u103a\u1005\u102c\u101b\u103d\u1000\u103a<\/strong><\/td>\n<td>UL 489 \u1021\u1016\u103c\u1005\u103a \u1005\u102c\u101b\u1004\u103a\u1038\u1015\u103c\u102f\u1005\u102f\u1011\u102c\u1038\u1015\u103c\u102e\u1038 Icu\/Ics \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u1005\u103d\u102c \u1015\u103c\u101e\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/td>\n<td>UL 1077 \u1021\u1016\u103c\u1005\u103a \u1005\u102c\u101b\u1004\u103a\u1038\u1015\u103c\u102f\u1005\u102f\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1000\u102d\u102f \u1019\u103e\u1010\u103a\u101e\u102c\u1038\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1019\u103e\u102f\u1016\u1031\u102c\u103a\u1015\u103c\u1001\u103b\u1000\u103a<\/strong><\/td>\n<td>Branch-circuit\u104a \u1000\u103d\u1004\u103a\u1038\u1015\u103c\u1004\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038 \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/td>\n<td>\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a\u101e\u102c \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u101c\u102d\u102f\u1000\u103a\u1014\u102c\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u101e\u1010\u102d\u1015\u1031\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038\u1021\u101c\u1031\u1037\u1021\u1000\u103b\u1004\u1037\u103a\u1019\u103b\u102c\u1038<\/h2>\n<p>UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1021\u1005\u102c\u1038 UL 1077 \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101c\u103d\u1032\u101e\u102f\u1036\u1038\u1005\u102c\u1038\u101c\u102f\u1015\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1019\u103e\u102c\u1038\u1010\u1005\u103a\u1001\u102f\u101e\u102c\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u2014\u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1015\u103c\u1004\u103a\u1038\u1011\u1014\u103a\u101e\u1031\u102c \u1014\u1031\u102c\u1000\u103a\u1006\u1000\u103a\u1010\u103d\u1032\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u1005\u1031\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u1037\u103a \u1000\u102f\u1012\u103a\u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>\u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u101b\u1031\u102c\u1014\u103e\u1031\u102c\u101c\u102d\u102f\u1000\u103a\u101e\u1031\u102c\u1021\u1001\u102b \u1018\u102c\u1016\u103c\u1005\u103a\u1019\u101c\u1032\u104b<\/h3>\n<p><strong>\u1005\u1005\u103a\u1006\u1031\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038 \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1001\u103c\u1004\u103a\u1038<\/strong>: \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u1005\u103a\u1006\u1031\u1038\u101b\u1031\u1038\u1019\u103e\u1030\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a AHJ \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1018\u101b\u1014\u1037\u103a\u1001\u103a\u103b\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u1031\u102c overcurrent \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1005\u1005\u103a\u1006\u1031\u1038\u101e\u100a\u103a\u104b \u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1000\u103d\u1004\u103a\u1038\u1015\u103c\u1004\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u100a\u1037\u103a UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101e\u100a\u103a \u1021\u1014\u102e\u101b\u1031\u102c\u1004\u103a\u1010\u1002\u103a\u1016\u103c\u1004\u1037\u103a \u1004\u103c\u1004\u103a\u1038\u1015\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u1005\u1031\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u101e\u1004\u103a\u101e\u100a\u103a \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1014\u103e\u1031\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u104a \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u1014\u103a\u1011\u101b\u102d\u102f\u1000\u103a\u1010\u102c\u104f \u1010\u102c\u101d\u1014\u103a\u101a\u1030\u1019\u103e\u102f\u1021\u101c\u102c\u1038\u1021\u101c\u102c\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u101b\u1004\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u101c\u102d\u1019\u1037\u103a\u1019\u100a\u103a\u104b.<\/p>\n<p><strong>UL \u1005\u102c\u101b\u1004\u103a\u1038\u1005\u1005\u103a \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1001\u103c\u1004\u103a\u1038<\/strong>: \u101e\u1004\u103a\u101e\u100a\u103a UL \u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038 (\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038\u104a \u1005\u1000\u103a\u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1019\u103b\u102c\u1038\u104a \u1021\u101e\u102f\u1036\u1038\u1021\u1006\u1031\u102c\u1004\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038) \u1000\u102d\u102f \u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u1014\u1031\u1015\u102b\u1000 UL \u1005\u102c\u101b\u1004\u103a\u1038\u1005\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u104f \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1014\u101a\u103a\u1015\u101a\u103a\u1021\u1010\u103d\u1004\u103a\u1038 \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1015\u102b\u101e\u100a\u103a\u104b UL \u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038 (489) \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038 (1077) \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1005\u102c\u101b\u1004\u103a\u1038\u101e\u103d\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u1015\u103c\u102e\u1038 \u101e\u1004\u103a\u104f UL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u101c\u1000\u103a\u1019\u103e\u1010\u103a \u1006\u102f\u1036\u1038\u101b\u103e\u102f\u1036\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u1005\u1031\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1018\u1031\u1038\u1000\u1004\u103a\u1038\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101b\u1031\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1014\u1039\u1010\u101b\u102c\u101a\u103a\u1019\u103b\u102c\u1038<\/strong>: \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1019\u103e\u102f\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101e\u100a\u103a \u101b\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c short-circuit current \u1000\u102d\u102f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1005\u103d\u102c \u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1019\u1015\u1031\u1038\u1014\u102d\u102f\u1004\u103a\u1015\u102b\u104b \u101c\u102f\u1036\u101c\u1031\u102c\u1000\u103a\u101e\u1031\u102c arc suppression \u1014\u103e\u1004\u1037\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1019\u101b\u103e\u102d\u1018\u1032 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101e\u100a\u103a \u1006\u102d\u102f\u1038\u101b\u103d\u102c\u1038\u1005\u103d\u102c \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u2014\u1019\u102e\u1038\u101c\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u104a \u1021\u1000\u102c\u1021\u101b\u1036\u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u1019\u103e\u102f \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u101b\u103e\u1031\u102c\u1037\u1001\u103a\u1021\u1014\u1039\u1010\u101b\u102c\u101a\u103a\u1019\u103b\u102c\u1038 \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u1005\u1031\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1021\u102c\u1019\u1001\u1036\u1014\u103e\u1004\u1037\u103a \u1010\u102c\u101d\u1014\u103a\u101a\u1030\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1015\u103c\u103f\u1014\u102c\u1019\u103b\u102c\u1038<\/strong>: \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1019\u102e\u1038\u101c\u1031\u102c\u1004\u103a\u1019\u103e\u102f \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1012\u100f\u103a\u101b\u102c\u101b\u1019\u103e\u102f\u1016\u103c\u1005\u103a\u1015\u103d\u102c\u1038\u1015\u102b\u1000 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u102c\u1038\u101c\u102f\u1036\u1038\u1000\u102d\u102f \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u1005\u103d\u102c \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1011\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u101b\u103e\u102d\u1019\u101b\u103e\u102d\u1000\u102d\u102f \u1005\u102f\u1036\u1005\u1019\u103a\u1038\u1005\u1005\u103a\u1006\u1031\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038 \u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1019\u1019\u103e\u1014\u103a\u1000\u1014\u103a\u101e\u1031\u102c \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u1021\u102c\u1019\u1001\u1036\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1015\u103b\u1000\u103a\u1015\u103c\u101a\u103a\u1005\u1031\u1015\u103c\u102e\u1038 \u101e\u1004\u1037\u103a\u1000\u102f\u1019\u1039\u1015\u100f\u102e\u1021\u102c\u1038 \u1010\u101b\u102c\u1038\u1025\u1015\u1012\u1031\u1021\u101b \u1010\u102c\u101d\u1014\u103a\u101a\u1030\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1011\u102d\u1010\u103d\u1031\u1037\u1005\u1031\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h3>Panel \u1006\u102d\u102f\u1004\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a OEM \u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038\u1021\u101c\u1031\u1037\u1021\u1000\u103b\u1004\u1037\u103a\u1019\u103b\u102c\u1038<\/h3>\n<p><strong>1. \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u101e\u1031\u102c \u101d\u101a\u103a\u101a\u1030\u101b\u1031\u1038\u1019\u1030\u101d\u102b\u1012\u1019\u103b\u102c\u1038 \u1001\u103b\u1019\u103e\u1010\u103a\u1015\u102b\u104b<\/strong>: UL 489 \u1014\u103e\u1004\u1037\u103a UL 1077 \u1005\u102c\u101b\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\u1014\u103e\u1004\u1037\u103a \u101e\u1004\u1037\u103a\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1012\u1031\u1010\u102c\u1018\u1031\u1037\u1005\u103a\u1010\u103d\u1004\u103a \u1001\u103d\u1032\u1001\u103c\u102c\u1038\u1015\u102b\u104b \u1010\u1015\u103a\u1006\u1004\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1010\u1005\u103a\u1001\u102f\u1014\u103e\u1004\u1037\u103a\u1010\u1005\u103a\u1001\u102f \u1019\u1010\u1031\u102c\u103a\u1010\u1006 \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u104d\u1019\u101b\u1021\u1031\u102c\u1004\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1014\u1036\u1015\u102b\u1010\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b.<\/p>\n<p><strong>2. \u101e\u1004\u1037\u103a\u1021\u1016\u103d\u1032\u1037\u1000\u102d\u102f \u101c\u1031\u1037\u1000\u103b\u1004\u1037\u103a\u1015\u1031\u1038\u1015\u102b\u104b<\/strong>: \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1019\u103b\u102c\u1038\u104a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101d\u101a\u103a\u101a\u1030\u101b\u1031\u1038\u101d\u1014\u103a\u1011\u1019\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1000\u103d\u102c\u1001\u103c\u102c\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1014\u102c\u1038\u101c\u100a\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u1031\u1001\u103b\u102c\u1015\u102b\u1005\u1031\u104b \u1019\u102d\u1014\u1005\u103a 30 \u101c\u1031\u1037\u1000\u103b\u1004\u1037\u103a\u101b\u1031\u1038\u101e\u1004\u103a\u1010\u1014\u103a\u1038\u101e\u100a\u103a \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1011\u1031\u102c\u1004\u103a\u1014\u103e\u1004\u1037\u103a\u1001\u103b\u102e\u104d \u101e\u1000\u103a\u101e\u102c\u1005\u1031\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>3. \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101e\u102f\u1036\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u103b\u102c\u1038<\/strong>: \u101e\u1004\u103a\u104f panel \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101e\u102f\u1036\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a overcurrent \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1019\u1016\u103c\u1005\u103a\u1019\u1014\u1031\u1005\u1005\u103a\u1006\u1031\u1038\u101b\u1019\u100a\u1037\u103a\u1021\u1001\u103b\u1000\u103a\u1021\u1016\u103c\u1005\u103a \u1011\u100a\u1037\u103a\u101e\u103d\u1004\u103a\u1038\u1015\u102b\u104b \u201c\u1012\u102e conductor \u1000 \u1021\u1000\u102c\u1021\u101b\u1036\u1000\u1014\u1031 \u1011\u103d\u1000\u103a\u101e\u103d\u102c\u1038\u1010\u102c\u101c\u102c\u1038\u104b \u101f\u102f\u1010\u103a\u1015\u102b\u1000 UL 489 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1000\u102c\u1000\u103d\u101a\u103a\u1011\u102c\u1038\u1015\u102b\u101e\u101c\u102c\u1038\u201d \u101f\u102f \u1019\u1031\u1038\u1015\u102b\u104b\u201d<\/p>\n<p><strong>4. \u101e\u1004\u1037\u103a panel \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1005\u103d\u102c \u1021\u100a\u103d\u103e\u1014\u103a\u1038\u1010\u1015\u103a\u1015\u102b\u104b<\/strong>: \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1018\u101b\u1014\u1037\u103a\u1001\u103a\u103b\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038 (UL 489) \u1014\u103e\u1004\u1037\u103a \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038 (UL 1077) \u1016\u103c\u1005\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1016\u1031\u102c\u103a\u1015\u103c\u101b\u1014\u103a \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038\u1019\u103b\u102c\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a panel \u1021\u1005\u102e\u1021\u1005\u1009\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \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 \u1021\u1014\u102c\u1002\u1010\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1019\u103d\u1019\u103a\u1038\u1019\u1036\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1004\u103a\u1038 \u1021\u1011\u1031\u102c\u1000\u103a\u1021\u1000\u1030\u1016\u103c\u1005\u103a\u1005\u1031\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>5. \u101e\u1036\u101e\u101a\u101b\u103e\u102d\u101c\u103b\u103e\u1004\u103a UL 489 \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b<\/strong>: \u1006\u102c\u1038\u1000\u1005\u103a\u1010\u1005\u103a\u1001\u102f\u101e\u100a\u103a \u201c\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u201d \u1021\u1016\u103c\u1005\u103a \u1021\u101b\u100a\u103a\u1021\u1001\u103b\u1004\u103a\u1038\u1015\u103c\u100a\u1037\u103a\u1019\u102e\u1001\u103c\u1004\u103a\u1038\u101b\u103e\u102d\u1019\u101b\u103e\u102d \u1019\u101e\u1031\u1001\u103b\u102c\u1015\u102b\u1000 UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1000\u102d\u102f \u1015\u102f\u1036\u101e\u1031\u1021\u1016\u103c\u1005\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u101b\u103e\u1031\u1037\u1010\u103d\u1004\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1005\u103b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 \u101c\u102d\u102f\u1000\u103a\u1014\u102c\u1019\u103e\u102f\u1021\u1014\u1039\u1010\u101b\u102c\u101a\u103a\u1000\u102d\u102f \u1016\u101a\u103a\u101b\u103e\u102c\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>6. \u1014\u1031\u102c\u1000\u103a\u1006\u102f\u1036\u1038\u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1000\u102d\u102f \u1010\u102d\u102f\u1004\u103a\u1015\u1004\u103a\u1015\u102b\u104b<\/strong>: UL 508A (\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1018\u1031\u102c\u1004\u103a\u1019\u103b\u102c\u1038)\u104a NFPA 79 (\u1005\u1000\u103a\u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1019\u103b\u102c\u1038) \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c UL \u1021\u101e\u102f\u1036\u1038\u1021\u1006\u1031\u102c\u1004\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1038\u1000\u102c\u1038\u1015\u102b\u104b.<\/p>\n<h3>\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u1014\u103e\u1004\u1037\u103a\u1015\u1010\u103a\u101e\u1000\u103a\u104d \u1005\u1000\u102c\u1038\u1010\u1005\u103a\u1001\u103d\u1014\u103a\u1038<\/h3>\n<p>\u101f\u102f\u1010\u103a\u1015\u102b\u101e\u100a\u103a\u104a UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1011\u1000\u103a \u1042-\u1043 \u1006 \u1015\u102d\u102f\u1000\u102f\u1014\u103a\u1000\u103b\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 \u1000\u103d\u102c\u1001\u103c\u102c\u1038\u1001\u103b\u1000\u103a\u101e\u100a\u103a \u1010\u1004\u103a\u1038\u1000\u103b\u1015\u103a\u101e\u1031\u102c\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1000\u103b\u101a\u103a\u1015\u103c\u1014\u1037\u103a\u101e\u1031\u102c \u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1019\u103e\u102f\u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1011\u1004\u103a\u101f\u1015\u103a\u1005\u1031\u101e\u100a\u103a\u104b UL 489 \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a UL 1077 \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1014\u103e\u1031\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a $10,000+ \u1000\u102f\u1014\u103a\u1000\u103b\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h2>\u1019\u1000\u103c\u102c\u1001\u100f\u1019\u1031\u1038\u1019\u1031\u1038\u1001\u103d\u1014\u103a\u1038\u1019\u103b\u102c\u1038<\/h2>\n<p><strong>\u1019\u1031\u1038- \u1000\u103b\u103d\u1014\u103a\u102f\u1015\u103a\u1010\u103d\u1004\u103a UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1000\u102d\u102f \u1021\u1011\u1000\u103a\u1010\u103d\u1004\u103a\u101b\u103e\u102d\u1015\u103c\u102e\u1038\u1015\u102b\u1000 UL 1077 \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1014\u102d\u102f\u1004\u103a\u1015\u102b\u101e\u101c\u102c\u1038\u104b<\/strong><\/p>\n<p>\u1016\u103c\u1031- \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1019\u103e\u102f\u1021\u1015\u1031\u102b\u103a \u1019\u1030\u1010\u100a\u103a\u1015\u102b\u101e\u100a\u103a\u104b UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101e\u100a\u103a \u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038 (\u1021\u1000\u102c\u1021\u101b\u1036\u1021\u1010\u103d\u1004\u103a\u1038\u104c\u101b\u103e\u102d\u1014\u1031\u101e\u1031\u102c \u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038) \u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u1015\u102b\u1000 \u101f\u102f\u1010\u103a\u101e\u100a\u103a\u2014\u104e\u1004\u103a\u1038\u101e\u100a\u103a \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1011\u102c\u1038\u101e\u100a\u1037\u103a\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a \u1006\u102c\u1038\u1000\u1005\u103a\u101e\u100a\u103a \u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1000\u102c\u1021\u101b\u1036\u1019\u103e \u1011\u103d\u1000\u103a\u101e\u103d\u102c\u1038\u101e\u1031\u102c \u1000\u103d\u1004\u103a\u1038\u1015\u103c\u1004\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1000\u102d\u102f \u1000\u103b\u103d\u1031\u1038\u1019\u103d\u1031\u1038\u1015\u102b\u1000 \u1019\u101b\u1015\u102b\u2014\u1021\u1011\u1000\u103a\u1010\u103d\u1004\u103a \u1021\u1001\u103c\u102c\u1038 UL 489 \u101b\u103e\u102d\u1014\u1031\u101e\u1031\u102c\u103a\u101c\u100a\u103a\u1038 \u1011\u102d\u102f\u1006\u102c\u1038\u1000\u1005\u103a\u1021\u1010\u103d\u1000\u103a UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1015\u102b\u1019\u100a\u103a\u104b.<\/p>\n<p><strong>\u1019\u1031\u1038- UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a UL 489 \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1011\u1000\u103a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1024\u1019\u103b\u103e\u101c\u1031\u102c\u1000\u103a\u1005\u103b\u1031\u1038\u101e\u1000\u103a\u101e\u102c\u101b\u101e\u1014\u100a\u103a\u1038\u104b<\/strong><\/p>\n<p>\u1016\u103c\u1031- UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1018\u101b\u1014\u1037\u103a\u1001\u103a\u103b\u1006\u102c\u1038\u1000\u1005\u103a\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101b\u103e\u102d\u1015\u103c\u102e\u1038\u101e\u102c\u1038 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038\u104c \u1021\u101c\u102f\u1015\u103a\u101c\u102f\u1015\u103a\u101b\u1014\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 \u1010\u1004\u103a\u1038\u1000\u103b\u1015\u103a\u101e\u1031\u102c\u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1014\u100a\u103a\u1038\u1015\u102b\u1038\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1010\u103d\u1004\u103a \u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1015\u1031\u1038\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038 \u1014\u100a\u103a\u1038\u1015\u102b\u1038\u1001\u103c\u1004\u103a\u1038\u104a \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1011\u102c\u1038\u101e\u1031\u102c \u1014\u1031\u101b\u102c\u1001\u103b\u1011\u102c\u1038\u1019\u103e\u102f\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u101b\u103e\u102d\u1015\u103c\u102e\u1038 \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1011\u102f\u1010\u103a\u1000\u102f\u1014\u103a\u1019\u103b\u102c\u1038\u1011\u1000\u103a \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1021\u1016\u103c\u1005\u103a \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u1024\u1000\u103b\u1009\u103a\u1038\u1019\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u1031\u102c\u1014\u101a\u103a\u1015\u101a\u103a\u101e\u100a\u103a \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1019\u1031\u1038- \u1005\u1005\u103a\u1006\u1031\u1038\u101b\u1031\u1038\u1019\u103e\u1030\u1038\u1010\u1005\u103a\u1026\u1038\u101e\u100a\u103a \u1015\u101c\u1015\u103a\u1015\u1031\u102b\u1000\u103a\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u100a\u1037\u103a UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1000\u102d\u102f \u1010\u103d\u1031\u1037\u101b\u103e\u102d\u1015\u102b\u1000 \u1018\u102c\u1016\u103c\u1005\u103a\u1019\u101c\u1032\u104b<\/strong><\/p>\n<p>\u1016\u103c\u1031- \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u1005\u1005\u103a\u1006\u1031\u1038\u1019\u103e\u102f\u1010\u103d\u1004\u103a \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1019\u1006\u1000\u103a\u101c\u1000\u103a\u1019\u102e \u1015\u103c\u1004\u103a\u1006\u1004\u103a\u101b\u1014\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u1037\u103a \u1000\u102f\u1012\u103a\u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u101e\u1010\u102d\u1015\u1031\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u101e\u1004\u103a\u101b\u101b\u103e\u102d\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1000\u102d\u102f \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u1031\u102c\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1016\u103c\u1004\u1037\u103a \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102f\u1012\u103a\u1014\u103e\u1004\u1037\u103a\u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1005\u1031\u101b\u1014\u103a \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1000\u102d\u102f \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101c\u1019\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1006\u102d\u102f\u101c\u102d\u102f\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1019\u1031\u1038- UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101c\u1030\u1014\u1031\u1021\u102d\u1019\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a panel \u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1014\u102d\u102f\u1004\u103a\u1015\u102b\u101e\u101c\u102c\u1038\u104b<\/strong><\/p>\n<p>\u1016\u103c\u1031- \u1019\u101b\u1015\u102b\u104b \u101c\u1030\u1014\u1031\u1021\u102d\u1019\u103a\u1018\u101b\u1014\u1037\u103a\u1001\u103a\u103b\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a NEC \u1021\u101b UL 489 \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038 \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b UL 1077 \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a\u101e\u102c\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1019\u1031\u1038- \u1000\u103b\u103d\u1014\u103a\u102f\u1015\u103a\u1010\u103d\u1004\u103a \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1005\u1000\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u101b\u103e\u102d\u101e\u100a\u103a\u1000\u102d\u102f \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1001\u103d\u1032\u1001\u103c\u102c\u1038\u1014\u102d\u102f\u1004\u103a\u1019\u100a\u103a\u1014\u100a\u103a\u1038\u104b<\/strong><\/p>\n<p>\u1016\u103c\u1031- \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f\u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b- \u1005\u1000\u103a\u101d\u102d\u102f\u1004\u103a\u1038\u1015\u102f\u1036 \u201cUL\u201d \u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038 (489) \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u201cUR\u201d \/ \u201cUL \u1021\u101e\u102d\u1021\u1019\u103e\u1010\u103a\u1015\u103c\u102f \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u201d \u1021\u1019\u103e\u1010\u103a\u1021\u101e\u102c\u1038 (1077)\u104b.<\/p>\n<hr style=\"margin: 40px 0; border: 0; border-top: 1px solid #ccc;\" \/>\n<h2>\u1014\u102d\u1002\u102f\u1036\u1038<\/h2>\n<p>UL 489 circuit breakers and UL 1077 supplementary protectors serve distinct roles. Circuit breakers protect branch circuits, field wiring, and receptacles with full UL listing and NEC compliance. Supplementary protectors provide internal equipment protection where branch-circuit protection already exists.<\/p>\n<p>The rule is simple: conductor leaves the enclosure or feeds a receptacle? Use UL 489. Protecting an internal sub-circuit with UL 489 upstream? UL 1077 works.<\/p>\n<p>VIOX Electric offers industrial-grade circuit breakers and supplementary protectors meeting both UL 489 and UL 1077 standards\u2014engineered for compliance and long-term performance in demanding applications.<\/p>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 1431.66px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 1431.66px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 4256.38px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 4256.38px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5658.54px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5658.54px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>In electrical control panels, you might encounter two nearly identical DIN rail devices: same form factor, same amperage, same toggle. One costs $50. The other? Just $15. The difference isn&#8217;t marketing\u2014it&#8217;s regulation. This pricing gap marks a critical regulatory divide. Panel shops, OEM manufacturers, and electrical contractors need to understand the distinction between UL 489 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":20889,"comment_status":"closed","ping_status":"closed","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-20887","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\/20887","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=20887"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/20887\/revisions"}],"predecessor-version":[{"id":20888,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/20887\/revisions\/20888"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media\/20889"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media?parent=20887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/categories?post=20887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/tags?post=20887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}