{"id":21173,"date":"2026-01-04T13:36:17","date_gmt":"2026-01-04T05:36:17","guid":{"rendered":"https:\/\/viox.com\/?p=21173"},"modified":"2026-01-04T13:36:19","modified_gmt":"2026-01-04T05:36:19","slug":"star-delta-starter-wiring-diagram-sizing-selection-guide","status":"publish","type":"post","link":"https:\/\/test.viox.com\/my\/star-delta-starter-wiring-diagram-sizing-selection-guide\/","title":{"rendered":"The Ultimate Guide to Star-Delta Starters: Wiring Diagram, Sizing, and Component Selection"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>\u1019\u1031\u102c\u103a\u1010\u102c\u1005\u1010\u1004\u103a\u1005\u102e\u1038\u101d\u1004\u103a\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1021\u101b\u1031\u1038\u1015\u102b\u101e\u1014\u100a\u103a\u1038 (\u1014\u103e\u1004\u1037\u103a \u101e\u1004\u1037\u103a\u1004\u103d\u1031\u1000\u102d\u102f \u1000\u102f\u1014\u103a\u1000\u103b\u1005\u1031\u101e\u1014\u100a\u103a\u1038)<\/h2>\n<p>\u101e\u102f\u1036\u1038\u1006\u1004\u1037\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1010\u1005\u103a\u101c\u102f\u1036\u1038\u1000\u102d\u102f \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u101c\u102d\u102f\u1004\u103a\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a (DOL) \u1005\u1010\u1004\u103a\u101e\u1031\u102c\u1021\u1001\u102b\u104a \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1006\u103d\u1032\u101a\u1030\u101e\u100a\u103a\u104b <strong>\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1011\u1000\u103a \u1045-\u1048 \u1006<\/strong> \u1005\u1000\u1039\u1000\u1014\u1037\u103a\u1021\u1014\u100a\u103a\u1038\u1004\u101a\u103a\u1000\u103c\u102c\u101e\u100a\u103a\u104b 30kW \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1010\u103d\u1000\u103a\u1006\u102d\u102f\u101c\u103b\u103e\u1004\u103a\u104a \u104e\u1004\u103a\u1038\u101e\u100a\u103a \u101b\u1000\u103a\u1005\u1000\u103a\u1000\u103c\u1019\u103a\u1038\u1000\u103c\u102f\u1010\u103a\u101e\u1031\u102c 150-240A \u1005\u102e\u1038\u101d\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1006\u102d\u102f\u101c\u102d\u102f\u101e\u100a\u103a-<\/p>\n<ul>\n<li>\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u1019\u1019\u103e\u1014\u103a\u101e\u1031\u102c \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1015\u1031\u1038\u101e\u1031\u102c \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1001\u101b\u102e\u1038\u1005\u1009\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u1005\u1031\u101e\u100a\u103a\u104b<\/li>\n<li>\u1010\u1030\u100a\u102e\u101e\u1031\u102c\u1018\u1010\u103a\u1005\u103a\u1000\u102c\u1038\u1015\u1031\u102b\u103a\u101b\u103e\u102d \u1021\u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1019\u1001\u1036\u101e\u1031\u102c \u1005\u1000\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1005\u1031\u101e\u1031\u102c \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1000\u103b\u1006\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1005\u1031\u101e\u100a\u103a\u104b<\/li>\n<li>\u1019\u1031\u102c\u103a\u1010\u102c\u101d\u102d\u102f\u1004\u103a\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1021\u1015\u1030\u1016\u102d\u1005\u102e\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u1005\u102f\u1015\u102f\u1036\u1005\u1031\u1015\u103c\u102e\u1038 \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101e\u1000\u103a\u1010\u1019\u103a\u1038\u1000\u102d\u102f \u1042\u1040-\u1043\u1040% \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/li>\n<li>\u1012\u1031\u101e\u1021\u1019\u103b\u102c\u1038\u1021\u1015\u103c\u102c\u1038\u1010\u103d\u1004\u103a 7.5kW \u1021\u1011\u1000\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u101e\u102f\u1036\u1038\u101d\u1004\u103a\u101e\u1031\u102c \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u101e\u1018\u1031\u102c\u1010\u1030\u100a\u102e\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1001\u103b\u102d\u102f\u1038\u1016\u1031\u102c\u1000\u103a\u101e\u100a\u103a\u104b<\/li>\n<\/ul>\n<p><strong>Star-Delta \u1005\u1010\u1004\u103a\u1005\u1000\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u102e\u1038\u101d\u1004\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u104f 1.8-2.5 \u1006\u1021\u1011\u102d \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1024\u1015\u103c\u103f\u1014\u102c\u1000\u102d\u102f \u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/strong>\u2014 65% \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u101b\u103e\u1031\u102c\u1004\u103a\u101b\u103e\u102c\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u101b\u1015\u103a\u1006\u102d\u102f\u1004\u103a\u1038\u1001\u103b\u102d\u1014\u103a\u1014\u103e\u1004\u1037\u103a \u101e\u1000\u103a\u1010\u1019\u103a\u1038\u1010\u102d\u102f\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u101e\u1030\u1037\u1021\u101c\u102d\u102f\u101c\u102d\u102f \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u1015\u1031\u1038\u1006\u1015\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h2>Star-Delta \u1005\u1010\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1006\u102d\u102f\u101e\u100a\u103a\u1019\u103e\u102c \u1021\u1018\u101a\u103a\u1014\u100a\u103a\u1038\u104b<\/h2>\n<p>Star-Delta \u1005\u1010\u1004\u103a\u1005\u1000\u103a\u101e\u100a\u103a <strong>\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1010\u1004\u103a\u1014\u100a\u103a\u1038\u101c\u1019\u103a\u1038<\/strong> \u101e\u102f\u1036\u1038\u1006\u1004\u1037\u103a\u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u104f dual-winding configuration \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1001\u103b\u101e\u100a\u103a\u104b \u1024\u1010\u103d\u1004\u103a \u101b\u1030\u1015\u1017\u1031\u1012\u101e\u100a\u103a \u1005\u1000\u1039\u1000\u1014\u1037\u103a \u1043\u1040 \u1021\u1010\u103d\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b<\/p>\n<p><strong>Star (Y) Configuration-<\/strong> \u1006\u1000\u103a\u1010\u102d\u102f\u1000\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u101d\u102d\u102f\u1004\u103a\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101c\u1000\u103a\u1001\u1036\u101b\u101b\u103e\u102d\u101e\u100a\u103a\u104b <strong>\u101c\u102d\u102f\u1004\u103a\u1038\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u104f 1\/\u221a3 (58%)<\/strong>, \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u1001\u103c\u1004\u103a\u1038 <strong>\u101d\u1014\u103a\u1021\u1015\u103c\u100a\u1037\u103a\u1010\u1004\u103a\u1021\u102c\u1038\u104f 1\/3<\/strong> \u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a \u1006\u103d\u1032\u101a\u1030\u101b\u102f\u1036\u101e\u102c <strong>DOL \u1005\u1010\u1004\u103a\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u104f 1\/3<\/strong>.<\/p>\n<p><strong>Delta (\u0394) Configuration-<\/strong> \u1021\u1015\u103c\u102d\u102f\u1004\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101d\u102d\u102f\u1004\u103a\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101c\u102d\u102f\u1004\u103a\u1038\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u1015\u103c\u100a\u1037\u103a\u1000\u102d\u102f \u101c\u1000\u103a\u1001\u1036\u101b\u101b\u103e\u102d\u1015\u103c\u102e\u1038 100% \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1010\u1004\u103a\u1021\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1000\u102d\u102f \u1015\u1031\u1038\u1015\u102d\u102f\u1037\u101e\u100a\u103a\u104b.<\/p>\n<p>\u1005\u1010\u1004\u103a\u1005\u1000\u103a\u101e\u100a\u103a \u1000\u103c\u102d\u102f\u1010\u1004\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1014\u103e\u1031\u1038\u1015\u103c\u102e\u1038\u1014\u1031\u102c\u1000\u103a (\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 5-15 \u1005\u1000\u1039\u1000\u1014\u1037\u103a) Star \u2192 Delta \u1019\u103e \u1021\u101c\u102d\u102f\u1021\u101c\u103b\u1031\u102c\u1000\u103a \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1015\u1031\u1038\u1015\u103c\u102e\u1038 \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u102c\u1038 \u1015\u102b\u101d\u102b\u1021\u1015\u103c\u100a\u1037\u103a\u101e\u102d\u102f\u1037 \u1019\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u102e \u1001\u103b\u1031\u102c\u1019\u103d\u1031\u1037\u1005\u103d\u102c \u1021\u101b\u103e\u102d\u1014\u103a\u1019\u103c\u103e\u1004\u1037\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u1031\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/VIOX-star-delta-starter-components-installed-in-industrial-control-panel-with-three-contactors-and-timer-relay.webp\" alt=\"VIOX star-delta starter components installed in industrial control panel with three contactors and timer relay\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px;\">\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 \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c VIOX star-delta \u1005\u1010\u1004\u103a\u1005\u1000\u103a \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1000\u103d\u1014\u103a\u1010\u1000\u103a\u1010\u102c\u101e\u102f\u1036\u1038\u1001\u102f\u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103b\u102d\u1014\u103a\u1010\u102d\u102f\u1004\u103a\u1038\u1000\u102d\u101b\u102d\u101a\u102c \u1015\u102b\u101d\u1004\u103a\u101e\u100a\u103a\u104b<\/figcaption><\/figure>\n<h3>\u101e\u1004\u1037\u103a\u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1021\u101b\u1031\u1038\u1015\u102b\u101e\u1014\u100a\u103a\u1038\u104b<\/h3>\n<p><strong>\u1006\u102d\u102f\u101c\u102c EPC \u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a-<\/strong> \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a AC coupler \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101e\u100a\u1037\u103a\u1021\u1001\u102b Star-Delta \u1005\u1010\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1015\u1014\u1037\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1016\u102d\u1021\u102c\u1038\u1015\u1031\u1038\u1005\u1000\u103a \u1005\u102e\u1038\u101d\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u103e \u1019\u103e\u102c\u1038\u101a\u103d\u1004\u103a\u1038\u101e\u1031\u102c \u1001\u101b\u102e\u1038\u1005\u1009\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1010\u102c\u1038\u1006\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b 30kW \u1021\u1004\u103a\u1017\u102c\u1010\u102c\u1015\u1031\u102b\u103a\u101b\u103e\u102d 22kW \u1015\u1014\u1037\u103a\u1010\u1005\u103a\u1001\u102f\u101c\u102c\u1038\u104b Star-Delta \u1016\u103c\u1004\u1037\u103a \u1015\u103c\u103f\u1014\u102c\u1019\u101b\u103e\u102d\u1015\u102b\u2014\u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a DOL \u1010\u103d\u1004\u103a \u1001\u103b\u1000\u103a\u1001\u103b\u1004\u103a\u1038 \u1001\u101b\u102e\u1038\u1011\u103d\u1000\u103a\u1015\u102b\u101c\u102d\u1019\u1037\u103a\u1019\u100a\u103a\u104b.<\/p>\n<p><strong>Panel \u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u101e\u1030\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a-<\/strong> Star-Delta \u101e\u100a\u103a <strong>\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u1014\u103e\u1004\u1037\u103a \u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a\u1000\u103c\u102c\u1038 \u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038\u1014\u1031\u101b\u102c<\/strong>:<\/p>\n<ul>\n<li>fixed-speed applications \u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a VFD \u1019\u103b\u102c\u1038\u1011\u1000\u103a 40% \u1005\u103b\u1031\u1038\u101e\u1000\u103a\u101e\u102c\u101e\u100a\u103a\u104b<\/li>\n<li>Zero harmonics (\u1005\u103b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c filter \u1019\u103b\u102c\u1038\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1031\u102c VFD \u1019\u103b\u102c\u1038\u1019\u1010\u1030\u1018\u1032)<\/li>\n<li>\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u102c \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u2014\u1019\u1030\u1015\u102d\u102f\u1004\u103a\u1001\u103d\u1004\u1037\u103a\u101b\u103e\u102d\u101e\u1031\u102c \u1021\u1015\u102d\u102f\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038 \u1019\u101c\u102d\u102f\u1021\u1015\u103a\u1015\u102b\u104b<\/li>\n<\/ul>\n<h2>\u1021\u1013\u102d\u1000\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038- VIOX BOM \u1019\u101f\u102c\u1017\u103b\u1030\u101f\u102c<\/h2>\n<p>\u1015\u103c\u102e\u1038\u1015\u103c\u100a\u1037\u103a\u1005\u102f\u1036\u101e\u1031\u102c Star-Delta \u1005\u1010\u1004\u103a\u1005\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u101e\u100a\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b <strong>\u1019\u101b\u103e\u102d\u1019\u1016\u103c\u1005\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1031\u102c \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038 \u1046 \u1001\u102f<\/strong>. \u1024\u1010\u103d\u1004\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c \u1011\u102d\u102f\u1038\u1011\u103d\u1004\u103a\u1038\u101e\u102d\u1019\u103c\u1004\u103a\u1019\u103e\u102f \u1021\u1019\u103b\u102c\u1038\u1005\u102f \u101c\u103d\u1032\u1001\u103b\u1031\u102c\u103a\u1014\u1031\u101e\u100a\u103a- <strong>\u101e\u1004\u103a\u101e\u100a\u103a \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u101f\u102c\u1017\u103b\u1030\u101f\u102c\u1019\u103c\u1031\u102c\u1000\u103a \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b<\/strong> \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u1019\u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1005\u1031\u1018\u1032\u104b.<\/p>\n<h3>\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038 \u1001\u103d\u1032\u1001\u103c\u1019\u103a\u1038\u1005\u102d\u1010\u103a\u1016\u103c\u102c\u1001\u103c\u1004\u103a\u1038<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin: 20px 0;\" border=\"1\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"padding: 10px;\">\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038<\/th>\n<th style=\"padding: 10px;\">\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103b\u1000\u103a<\/th>\n<th style=\"padding: 10px;\">\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038 \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038<\/th>\n<th style=\"padding: 10px;\">VIOX \u1021\u1015\u102d\u102f\u1004\u103a\u1038 \u1025\u1015\u1019\u102c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px;\"><a href=\"https:\/\/test.viox.com\/my\/ac-contactor\/\"><strong>\u1021\u1013\u102d\u1000 \u1000\u103d\u1014\u103a\u1010\u1000\u103a\u1010\u102c (K1)<\/strong><\/a><\/td>\n<td style=\"padding: 10px;\">\u1019\u1031\u102c\u103a\u1010\u102c\u1000\u102d\u102f \u1011\u1031\u102c\u1000\u103a\u1015\u1036\u1037\u101b\u1031\u1038\u1014\u103e\u1004\u1037\u103a \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/td>\n<td style=\"padding: 10px;\">AC3 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a \u2265 \u1019\u1031\u102c\u103a\u1010\u102c FLC<\/td>\n<td style=\"padding: 10px;\">VX-CJX2-6511 (65A)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Star \u1000\u103d\u1014\u103a\u1010\u1000\u103a\u1010\u102c (K2)<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1005\u1010\u1004\u103a\u1001\u103b\u102d\u1014\u103a\u1010\u103d\u1004\u103a Y \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/td>\n<td style=\"padding: 10px;\">AC3 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a \u2265 0.58\u00d7 \u1019\u1031\u102c\u103a\u1010\u102c FLC<\/td>\n<td style=\"padding: 10px;\">VX-CJX2-4011 (40A)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Delta \u1000\u103d\u1014\u103a\u1010\u1000\u103a\u1010\u102c (K3)<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1021\u101b\u103e\u102d\u1014\u103a\u1021\u1015\u103c\u100a\u1037\u103a\u1016\u103c\u1004\u1037\u103a \u0394 \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/td>\n<td style=\"padding: 10px;\">AC3 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a \u2265 \u1019\u1031\u102c\u103a\u1010\u102c FLC<\/td>\n<td style=\"padding: 10px;\">VX-CJX2-6511 (65A)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><a href=\"https:\/\/test.viox.com\/my\/timer-relay\/\"><strong>\u101b\u1004\u1039\u1018\u1010\u1039\u1005\u101c\u103d\u103e\u1004\u103a<\/strong><\/a><\/td>\n<td style=\"padding: 10px;\">\u1021\u1000\u1030\u1038\u1021\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1021\u1001\u103b\u102d\u1014\u103a\u1000\u102d\u102f \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/td>\n<td style=\"padding: 10px;\">5-15s \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1014\u103e\u1031\u1038\u1019\u103e\u102f<\/td>\n<td style=\"padding: 10px;\">VX-H3CR-A8<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><a href=\"https:\/\/test.viox.com\/my\/product\/jr36-thermal-overload-relay\/\"><strong>\u1021\u1015\u1030\u101c\u103d\u1014\u103a\u1000\u1032\u1001\u103c\u1004\u103a\u1038<\/strong><\/a><\/td>\n<td style=\"padding: 10px;\">\u1019\u1031\u102c\u103a\u1010\u102c\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f<\/td>\n<td style=\"padding: 10px;\">\u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1019\u100a\u103a\u1015\u103c\u102c\u1038 \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u102d\u102f\u1037 \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1015\u102b\u104b<\/td>\n<td style=\"padding: 10px;\">VX-LR2-D3353<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><a href=\"https:\/\/test.viox.com\/my\/mcb\/\"><strong>Circuit Breaker<\/strong><\/a><\/td>\n<td style=\"padding: 10px;\">\u101d\u102b\u101a\u102c\u101b\u103e\u1031\u102c\u1037\u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038<\/td>\n<td style=\"padding: 10px;\">\u1010\u1005\u103a\u1001\u102f\u101c\u103b\u103e\u1004\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1015\u102b\u101d\u102b <a href=\"https:\/\/test.viox.com\/my\/how-to-select-contactors-and-circuit-breakers-based-on-motor-power\/\">NEC \u1007\u101a\u102c\u1038\u1019\u103b\u102c\u1038<\/a><\/td>\n<td style=\"padding: 10px;\">VX-DZ47-63 C63<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a \u1001\u103d\u1032\u1001\u103c\u1019\u103a\u1038\u1005\u102d\u1010\u103a\u1016\u103c\u102c\u1001\u103c\u1004\u103a\u1038 (30kW \u1019\u1031\u102c\u103a\u1010\u102c \u1025\u1015\u1019\u102c)-<\/strong><\/p>\n<ul>\n<li>\u1021\u1013\u102d\u1000 \u1000\u103d\u1014\u103a\u1010\u1000\u103a\u1010\u102c (65A): 145 \u1012\u1031\u102b\u103a\u101c\u102c<\/li>\n<li>Star \u1000\u103d\u1014\u103a\u1010\u1000\u103a\u1010\u102c (40A): 32 \u1012\u1031\u102b\u103a\u101c\u102c<\/li>\n<li>Delta Contactor (65A): $45<\/li>\n<li>Timer Relay: $28<\/li>\n<li>Thermal Overload: $35<\/li>\n<li>Circuit Breaker: $18<\/li>\n<li><strong>\u1005\u102f\u1005\u102f\u1015\u1031\u102b\u1004\u103a\u1038: $203<\/strong> 30kW VFD \u1021\u1010\u103d\u1000\u103a $850+ \u1014\u103e\u1004\u1037\u103a \u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1015\u102b<\/li>\n<\/ul>\n<h3>Star Contactor \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1014\u100a\u103a\u1038<\/h3>\n<p>\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u1010\u103d\u1004\u103a 20% \u1000\u102d\u102f \u101e\u1000\u103a\u101e\u102c\u1005\u1031\u1019\u100a\u1037\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1001\u103b\u1000\u103a\u1021\u101c\u1000\u103a\u1019\u103b\u102c\u1038\u1019\u103e\u102c \u1024\u1010\u103d\u1004\u103a\u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u1015\u102b\u101e\u100a\u103a\u104b<\/p>\n<p>Star \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1021\u1010\u103d\u1004\u103a\u1038\u104a, <strong>\u1019\u1031\u102c\u103a\u1010\u102c\u101d\u102d\u102f\u1004\u103a\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1010\u1005\u103a\u1001\u102f\u1005\u102e\u101e\u100a\u103a phase current \u104f 1\/\u221a3 \u101e\u102c \u101e\u101a\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u103a\u104b<\/strong>. \u1006\u102d\u102f\u101c\u102d\u102f\u101e\u100a\u103a\u1019\u103e\u102c-<\/p>\n<ul>\n<li>K2 (Star contactor) \u1000\u102d\u102f \u1021\u1031\u102c\u1000\u103a\u1015\u102b\u1021\u1010\u102d\u102f\u1004\u103a\u1038 \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a <strong>\u1019\u1031\u102c\u103a\u1010\u102c FLC \u104f 58%<\/strong><\/li>\n<li>K3 (Delta contactor) \u101e\u100a\u103a full load \u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1019\u1031\u102c\u103a\u1010\u102c FLC \u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101b\u1019\u100a\u103a\u104b<\/li>\n<\/ul>\n<p><strong>30kW\/400V \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1010\u103d\u1000\u103a \u1025\u1015\u1019\u102c (FLC = 57A):<\/strong><\/p>\n<ul>\n<li>K1 &amp; K3: 65A contactors (AC3 \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038)<\/li>\n<li>K2: 40A contactor \u101c\u102f\u1036\u101c\u1031\u102c\u1000\u103a\u101e\u100a\u103a (57A \u00d7 0.58 = 33A)<\/li>\n<\/ul>\n<p>\u1014\u102c\u1038\u101c\u100a\u103a\u1019\u103e\u102f <a href=\"https:\/\/test.viox.com\/my\/electrical-standards-for-contactors-understanding-ac1-ac2-ac3-ac4-dc1-dc2-and-dc3-utilization-categories\/\">AC3 contactor \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1019\u103b\u102c\u1038<\/a> \u1024\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u100a\u103a\u2014\u1019\u1031\u102c\u103a\u1010\u102c\u1005\u1010\u1004\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a AC1-rated contactors \u1000\u102d\u102f \u1018\u101a\u103a\u1010\u1031\u102c\u1037\u1019\u103e \u1019\u101e\u102f\u1036\u1038\u1015\u102b\u1014\u103e\u1004\u1037\u103a\u104b.<\/p>\n<h2>\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1015\u102f\u1036\u1019\u103b\u102c\u1038 \u1021\u1005\u102f\u1036\u1021\u101c\u1004\u103a<\/h2>\n<h3>\u1015\u102b\u101d\u102b\u1006\u102c\u1038\u1000\u1005\u103a (3-Phase \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\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\/Star-delta-starter-power-circuit-wiring-diagram-showing-three-phase-motor-connections-and-VIOX-contactors.webp\" alt=\"Star-delta starter power circuit wiring diagram showing three-phase motor connections and VIOX contactors\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px;\">\u101e\u102f\u1036\u1038\u1006\u1004\u1037\u103a\u1019\u1031\u102c\u103a\u1010\u102c\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a VIOX contactors \u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1015\u103c\u101e\u1011\u102c\u1038\u101e\u1031\u102c Star-delta starter \u1015\u102b\u101d\u102b\u1006\u102c\u1038\u1000\u1005\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1015\u102f\u1036<\/figcaption><\/figure>\n<p><strong>\u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103e\u1010\u103a\u1005\u102f\u1019\u103b\u102c\u1038-<\/strong><\/p>\n<ul>\n<li>\u1019\u1031\u102c\u103a\u1010\u102c terminals <strong>U2, V2, W2<\/strong> (\u101d\u102d\u102f\u1004\u103a\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1021\u1006\u102f\u1036\u1038\u1019\u103b\u102c\u1038) \u101e\u100a\u103a &gt;5.5kW \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1005\u1036\u1016\u103c\u1005\u103a\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1014\u102d\u102f\u1004\u103a\u101b\u1019\u100a\u103a\u104b<\/li>\n<li><strong>K2 \u1014\u103e\u1004\u1037\u103a K3 \u1000\u102d\u102f \u1010\u1005\u103a\u1015\u103c\u102d\u102f\u1004\u103a\u1014\u1000\u103a \u1018\u101a\u103a\u1010\u1031\u102c\u1037\u1019\u103e \u1019\u1015\u102d\u1010\u103a\u1015\u102b\u1014\u103e\u1004\u1037\u103a<\/strong>\u2014\u104e\u1004\u103a\u1038\u101e\u100a\u103a phase \u1019\u103b\u102c\u1038\u1010\u1005\u103a\u101c\u103b\u103e\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a dead short \u1010\u1005\u103a\u1001\u102f\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/li>\n<li>Thermal overload F2 \u101e\u100a\u103a \u1010\u1005\u103a\u1026\u1038\u1001\u103b\u1004\u103a\u1038\u101d\u102d\u102f\u1004\u103a\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1019\u101f\u102f\u1010\u103a\u1018\u1032 \u1018\u102f\u1036\u101c\u1019\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 (K1 \u1014\u103e\u1004\u1037\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1000\u103c\u102c\u1038) \u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1019\u100a\u103a\u104b<\/li>\n<\/ul>\n<h3>\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1006\u102c\u1038\u1000\u1005\u103a (Low-Voltage Logic)<\/h3>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Star-delta-starter-control-circuit-wiring-diagram-with-timer-relay-and-interlocking-contacts.webp\" alt=\"Star-delta starter control circuit wiring diagram with timer relay and interlocking contacts\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px;\">timer relay \u1014\u103e\u1004\u1037\u103a interlocking contacts \u1015\u102b\u101e\u1031\u102c Star-delta starter \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1015\u102f\u1036<\/figcaption><\/figure>\n<p><strong>\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a Logic \u1021\u1005\u102e\u1021\u1005\u1009\u103a-<\/strong><\/p>\n<ol>\n<li><strong>START \u1000\u102d\u102f\u1014\u103e\u102d\u1015\u103a\u1015\u102b-<\/strong> K1 \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u101b\u101b\u103e\u102d\u101e\u100a\u103a \u2192 K1 auxiliary contact (13-14) latches \u2192 K2 \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u101b\u101b\u103e\u102d\u101e\u100a\u103a (Star mode)<\/li>\n<li><strong>timer \u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1014\u103e\u1031\u1038\u1015\u103c\u102e\u1038\u1014\u1031\u102c\u1000\u103a-<\/strong> K1T contacts \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u103a \u2192 K2 \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1000\u102f\u1014\u103a\u101e\u100a\u103a\u104a K3 \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u101b\u101b\u103e\u102d\u101e\u100a\u103a (Delta mode)<\/li>\n<li><strong>STOP \u1000\u102d\u102f\u1014\u103e\u102d\u1015\u103a\u1015\u102b-<\/strong> K1 \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1000\u102f\u1014\u103a\u101e\u100a\u103a \u2192 \u1006\u102c\u1038\u1000\u1005\u103a\u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038 \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101e\u100a\u103a<\/li>\n<\/ol>\n<p><strong>Interlocking \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038-<\/strong><\/p>\n<ul>\n<li>K3 coil \u1014\u103e\u1004\u1037\u103a \u1006\u1000\u103a\u1010\u102d\u102f\u1000\u103a K2 normally-closed contact (21-22)<\/li>\n<li>K2 coil \u1014\u103e\u1004\u1037\u103a \u1006\u1000\u103a\u1010\u102d\u102f\u1000\u103a K3 normally-closed contact (21-22)<\/li>\n<li>\u104e\u1004\u103a\u1038\u101e\u100a\u103a \u1010\u1005\u103a\u1015\u103c\u102d\u102f\u1004\u103a\u1014\u1000\u103a\u1010\u100a\u103a\u1038 \u1015\u102d\u1010\u103a\u101b\u1014\u103a \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1019\u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u1031\u1001\u103b\u102c\u1005\u1031\u101e\u100a\u103a<\/li>\n<\/ul>\n<p>\u1021\u101e\u1031\u1038\u1005\u102d\u1010\u103a \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u1021\u1010\u103d\u1000\u103a <a href=\"https:\/\/test.viox.com\/my\/how-to-wire-a-time-relay-for-a-motor-starter\/\">timer relay \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u1030\u1019\u103b\u102c\u1038<\/a>, \u1000\u103b\u103d\u1014\u103a\u102f\u1015\u103a\u1010\u102d\u102f\u1037\u104f \u101e\u102e\u1038\u101e\u1014\u1037\u103a\u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1000\u102d\u102f \u1000\u103c\u100a\u1037\u103a\u1015\u102b\u104b.<\/p>\n<h2>\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038 \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a- \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u1019\u1039\u1018\u102c \u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038<\/h2>\n<h3>\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u101e\u102d\u102f\u1037 \u1019\u1031\u102c\u103a\u1010\u102c\u1015\u102b\u101d\u102b (400V, 50Hz)<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin: 20px 0;\" border=\"1\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"padding: 10px;\">\u1019\u1031\u102c\u103a\u1010\u102c \u1015\u102b\u101d\u102b<\/th>\n<th style=\"padding: 10px;\">Full-Load Current<\/th>\n<th style=\"padding: 10px;\">K1\/K3 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a<\/th>\n<th style=\"padding: 10px;\">K2 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a<\/th>\n<th style=\"padding: 10px;\">Breaker<\/th>\n<th style=\"padding: 10px;\">\u1021\u1015\u1030\u101c\u103d\u1014\u103a\u1000\u1032\u1001\u103c\u1004\u103a\u1038<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px;\">15kW<\/td>\n<td style=\"padding: 10px;\">29A<\/td>\n<td style=\"padding: 10px;\">32A (AC3)<\/td>\n<td style=\"padding: 10px;\">20A (AC3)<\/td>\n<td style=\"padding: 10px;\">C40<\/td>\n<td style=\"padding: 10px;\">30-32A<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\">22kW<\/td>\n<td style=\"padding: 10px;\">42A<\/td>\n<td style=\"padding: 10px;\">50A (AC3)<\/td>\n<td style=\"padding: 10px;\">25A (AC3)<\/td>\n<td style=\"padding: 10px;\">C63<\/td>\n<td style=\"padding: 10px;\">40-44A<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\">30kW<\/td>\n<td style=\"padding: 10px;\">57A<\/td>\n<td style=\"padding: 10px;\">65A (AC3)<\/td>\n<td style=\"padding: 10px;\">40A (AC3)<\/td>\n<td style=\"padding: 10px;\">C80<\/td>\n<td style=\"padding: 10px;\">55-60A<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\">45kW<\/td>\n<td style=\"padding: 10px;\">85A<\/td>\n<td style=\"padding: 10px;\">95A (AC3)<\/td>\n<td style=\"padding: 10px;\">50A (AC3)<\/td>\n<td style=\"padding: 10px;\">C125<\/td>\n<td style=\"padding: 10px;\">80-88A<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\">55kW<\/td>\n<td style=\"padding: 10px;\">105A<\/td>\n<td style=\"padding: 10px;\">115A (AC3)<\/td>\n<td style=\"padding: 10px;\">65A (AC3)<\/td>\n<td style=\"padding: 10px;\">C160<\/td>\n<td style=\"padding: 10px;\">100-110A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1001\u103c\u1004\u103a\u1038:<\/strong> 380V \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f 1.05 \u1016\u103c\u1004\u1037\u103a \u1019\u103c\u103e\u1031\u102c\u1000\u103a\u1015\u102b\u104b 440V \u1021\u1010\u103d\u1000\u103a 0.91 \u1016\u103c\u1004\u1037\u103a \u1019\u103c\u103e\u1031\u102c\u1000\u103a\u1015\u102b\u104b.<\/p>\n<h3>Timer \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1000\u103c\u1036\u1015\u103c\u102f\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/h3>\n<p>Star \u2192 Delta \u101e\u102d\u102f\u1037 \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1016\u103c\u1005\u103a\u101b\u1019\u100a\u103a <strong>\u1019\u1031\u102c\u103a\u1010\u102c\u101e\u100a\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038\u104f 85-90% \u101e\u102d\u102f\u1037 \u101b\u1031\u102c\u1000\u103a\u101b\u103e\u102d\u1015\u103c\u102e\u1038\u1014\u1031\u102c\u1000\u103a<\/strong> (\u101d\u1014\u103a\u1021\u102c\u1038\u1015\u1031\u102b\u103a\u1019\u1030\u1010\u100a\u103a\u104d \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 5-15 \u1005\u1000\u1039\u1000\u1014\u1037\u103a):<\/p>\n<ul>\n<li><strong>\u1015\u1031\u102b\u1037\u1015\u102b\u1038\u101e\u1031\u102c \u101d\u1014\u103a\u1019\u103b\u102c\u1038<\/strong> (\u1015\u1014\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u104a \u1017\u101f\u102d\u102f\u1001\u103d\u102c\u1021\u102c\u1038\u101e\u102f\u1036\u1038\u1005\u102f\u1015\u103a\u1005\u1000\u103a\u1019\u103b\u102c\u1038): 5-8 \u1005\u1000\u1039\u1000\u1014\u1037\u103a<\/li>\n<li><strong>\u1021\u101c\u101a\u103a\u1021\u101c\u1010\u103a \u101d\u1014\u103a\u1019\u103b\u102c\u1038<\/strong> (\u101e\u101a\u103a\u101a\u1030\u1015\u102d\u102f\u1037\u1006\u1031\u102c\u1004\u103a\u101b\u1031\u1038\u1005\u1000\u103a\u1019\u103b\u102c\u1038\u104a \u1016\u102d\u1021\u102c\u1038\u1015\u1031\u1038\u1005\u1000\u103a\u1019\u103b\u102c\u1038): 8-12 \u1005\u1000\u1039\u1000\u1014\u1037\u103a<\/li>\n<li><strong>\u101c\u1031\u1038\u101c\u1036\u101e\u1031\u102c \u101d\u1014\u103a\u1019\u103b\u102c\u1038<\/strong> (\u1000\u103c\u102d\u1010\u103a\u1005\u1000\u103a\u1019\u103b\u102c\u1038\u104a \u1015\u1005\u1039\u1005\u1010\u1004\u103a\u1005\u102f\u1015\u103a\u1005\u1000\u103a\u1019\u103b\u102c\u1038): 12-15 \u1005\u1000\u1039\u1000\u1014\u1037\u103a<\/li>\n<\/ul>\n<p><strong>\u101e\u1010\u102d\u1015\u1031\u1038\u1001\u103b\u1000\u103a-<\/strong> \u1005\u1031\u102c\u101c\u103d\u1014\u103a\u1038\u1005\u103d\u102c \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1012\u102f\u1010\u102d\u101a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1019\u103c\u1004\u1037\u103a\u1010\u1000\u103a\u1001\u103c\u1004\u103a\u1038 (4-5\u00d7 FLC) \u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1005\u1031\u1015\u103c\u102e\u1038 \u101b\u100a\u103a\u101b\u103d\u101a\u103a\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1015\u103b\u1000\u103a\u1015\u103c\u101a\u103a\u1005\u1031\u101e\u100a\u103a\u104b \u1005\u1010\u1004\u103a\u101c\u100a\u103a\u1015\u1010\u103a\u1005\u1009\u103a\u1021\u1010\u103d\u1004\u103a\u1038 tachometer \u1016\u103c\u1004\u1037\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038\u1000\u102d\u102f \u1005\u1031\u102c\u1004\u1037\u103a\u1000\u103c\u100a\u1037\u103a\u1015\u102b\u104b.<\/p>\n<h2>Component \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1014\u100a\u103a\u1038\u1017\u103b\u1030\u101f\u102c<\/h2>\n<h3>Contactor \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1010\u1005\u103a\u1001\u102f\u1005\u102e\u1000\u102d\u102f \u1018\u101a\u103a\u1021\u1001\u103b\u102d\u1014\u103a\u1019\u103e\u102c \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u101c\u1032<\/h3>\n<p>\u1014\u102c\u1038\u101c\u100a\u103a\u1019\u103e\u102f <a href=\"https:\/\/test.viox.com\/my\/contactors-vs-relays-understanding-the-key-differences\/\">contactor \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a relay \u1019\u103b\u102c\u1038\u1021\u1000\u103c\u102c\u1038 \u1000\u103d\u102c\u1001\u103c\u102c\u1038\u1001\u103b\u1000\u103a<\/a> \u101e\u100a\u103a \u1021\u1001\u103c\u1031\u1001\u1036\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104a \u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a \u1024\u1010\u103d\u1004\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1010\u103d\u1000\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038 \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a-<\/p>\n<p><strong>AC3 \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038 (\u1019\u1031\u102c\u103a\u1010\u102c\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038):<\/strong><\/p>\n<ul>\n<li>\u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038: \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u104f 6-10\u00d7<\/li>\n<li>\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u101e\u1000\u103a\u1010\u1019\u103a\u1038: 100,000-200,000 \u1000\u103c\u102d\u1019\u103a \u101c\u100a\u103a\u1015\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u1001\u103c\u1004\u103a\u1038<\/li>\n<li><strong>\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a:<\/strong> \u1019\u1031\u102c\u103a\u1010\u102c\u1005\u1010\u1004\u103a\u1005\u1000\u103a\u1019\u103b\u102c\u1038\u1021\u102c\u1038\u101c\u102f\u1036\u1038\u1010\u103d\u1004\u103a K1, K2, K3<\/li>\n<\/ul>\n<p><strong>AC1 \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038 (\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101b\u100a\u103a\u101b\u103e\u102d\u101e\u1031\u102c \u101d\u1014\u103a\u1019\u103b\u102c\u1038):<\/strong><\/p>\n<ul>\n<li>\u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038: \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u104f 1.5\u00d7 \u101e\u102c<\/li>\n<li><strong>\u1019\u1031\u102c\u103a\u1010\u102c\u1005\u1010\u1004\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1018\u101a\u103a\u1010\u1031\u102c\u1037\u1019\u103e \u1019\u101e\u102f\u1036\u1038\u1015\u102b\u1014\u103e\u1004\u1037\u103a<\/strong>\u2014\u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u1010\u1004\u103a\u1015\u103c\u102e\u1038 50-100 \u1000\u103c\u102d\u1019\u103a\u1021\u1000\u103c\u102c\u1010\u103d\u1004\u103a \u1000\u1015\u103a\u101e\u103d\u102c\u1038\u101c\u102d\u1019\u1037\u103a\u1019\u100a\u103a<\/li>\n<\/ul>\n<h3>Thermal Overload \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038<\/h3>\n<p><a href=\"https:\/\/test.viox.com\/my\/what-are-thermal-overload-relays\/\">\u1021\u1015\u1030\u101c\u103d\u1014\u103a\u1000\u1032\u101e\u1031\u102c relay \u1019\u103b\u102c\u1038<\/a> \u101e\u102d\u102f\u1037 \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101b\u1019\u100a\u103a <strong>\u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1019\u100a\u103a\u1001\u1036 \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038<\/strong>, contactor \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b \u1021\u1016\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u1031\u102c \u1021\u1019\u103e\u102c\u1038\u1019\u103b\u102c\u1038:<\/p>\n<ul>\n<li>\u274c 1.25\u00d7 motor FLC \u101e\u102d\u102f\u1037 \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103c\u1004\u103a\u1038 (\u1024\u101e\u100a\u103a\u1019\u103e\u102c breaker \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 overload \u1019\u101f\u102f\u1010\u103a\u1015\u102b)<\/li>\n<li>\u274c \u101e\u102e\u1038\u1001\u103c\u102c\u1038 \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1019\u103e\u102f\u1019\u101b\u103e\u102d\u1018\u1032 contactor-integrated overload \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038<\/li>\n<li>\u2705 \u1021\u1019\u100a\u103a\u1001\u1036 \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u104f 90-110% \u1000\u102d\u102f \u101c\u103d\u103e\u1019\u103a\u1038\u1001\u103c\u102f\u1036\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038<\/li>\n<li>\u2705 \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1005\u1010\u1004\u103a\u1001\u103b\u102d\u1014\u103a (&lt;10s) \u101b\u103e\u102d\u101e\u1031\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a Class 10 trip<\/li>\n<\/ul>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Adjusting-VIOX-thermal-overload-relay-current-setting-for-star-delta-motor-starter-protection.webp\" alt=\"Adjusting VIOX thermal overload relay current setting for star-delta motor starter protection\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px;\">star-delta \u1019\u1031\u102c\u103a\u1010\u102c\u1005\u1010\u1004\u103a\u1005\u1000\u103a \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1021\u1010\u103d\u1000\u103a VIOX thermal overload relay \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1001\u103c\u1004\u103a\u1038<\/figcaption><\/figure>\n<h2>\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1007\u101a\u102c\u1038: Star-Delta \u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103c\u102c\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1005\u101b\u102c\u1019\u103b\u102c\u1038<\/h2>\n<table style=\"border-collapse: collapse; width: 100%; margin: 20px 0;\" border=\"1\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"padding: 10px;\">\u1007\u102c\u1010\u102d<\/th>\n<th style=\"padding: 10px;\">DOL Starter<\/th>\n<th style=\"padding: 10px;\">Star-Delta Starter<\/th>\n<th style=\"padding: 10px;\">VFD (Fixed Speed)<\/th>\n<th style=\"padding: 10px;\">Soft Starter<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u101c\u1000\u103a\u101b\u103e\u102d\u1005\u1010\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u104b<\/strong><\/td>\n<td style=\"padding: 10px;\">5-8\u00d7 FLC<\/td>\n<td style=\"padding: 10px;\">1.8-2.5\u00d7 FLC<\/td>\n<td style=\"padding: 10px;\">1.5-2\u00d7 FLC<\/td>\n<td style=\"padding: 10px;\">2-4\u00d7 FLC<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1005\u1010\u1004\u103a Torque<\/strong><\/td>\n<td style=\"padding: 10px;\">100%<\/td>\n<td style=\"padding: 10px;\">33% (\u101c\u1031\u1038\u101c\u1036\u101e\u1031\u102c \u101d\u1014\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u101c\u102f\u1015\u103a\u1019\u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u1015\u102b)<\/td>\n<td style=\"padding: 10px;\">100%<\/td>\n<td style=\"padding: 10px;\">50-80%<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Component \u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a (30kW)<\/strong><\/td>\n<td style=\"padding: 10px;\">$65<\/td>\n<td style=\"padding: 10px;\">$203<\/td>\n<td style=\"padding: 10px;\">$850+<\/td>\n<td style=\"padding: 10px;\">$420<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1010\u1015\u103a\u1006\u1004\u103a\u1001\u103b\u102d\u1014\u103a<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1042 \u1014\u102c\u101b\u102e<\/td>\n<td style=\"padding: 10px;\">\u1044 \u1014\u102c\u101b\u102e<\/td>\n<td style=\"padding: 10px;\">\u1046 \u1014\u102c\u101b\u102e<\/td>\n<td style=\"padding: 10px;\">\u1043 \u1014\u102c\u101b\u102e<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1021\u1016\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u1031\u102c \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1019\u101b\u103e\u102d (\u101b\u102d\u102f\u1038\u101b\u103e\u1004\u103a\u1038\u101e\u100a\u103a)<\/td>\n<td style=\"padding: 10px;\">Timer relay, K2\/K3 \u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038<\/td>\n<td style=\"padding: 10px;\">Power module, PCB<\/td>\n<td style=\"padding: 10px;\">Thyristor, \u1021\u1021\u1031\u1038\u1001\u1036\u1015\u1014\u103a\u1000\u102c<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u101f\u102c\u1019\u102d\u102f\u1014\u1005\u103a\u1019\u103b\u102c\u1038<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1010\u1005\u103a\u1001\u102f\u1019\u103e<\/td>\n<td style=\"padding: 10px;\">\u1010\u1005\u103a\u1001\u102f\u1019\u103e<\/td>\n<td style=\"padding: 10px;\">15-40% THD (\u1005\u1005\u103a\u1011\u102f\u1010\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038 \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a)<\/td>\n<td style=\"padding: 10px;\">\u1021\u1014\u100a\u103a\u1038\u1004\u101a\u103a\u1019\u103b\u103e\u101e\u102c<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u1021\u1000\u103c\u102d\u1019\u103a\u101b\u1031<\/strong><\/td>\n<td style=\"padding: 10px;\">\u1014\u103e\u1005\u103a\u1005\u1009\u103a<\/td>\n<td style=\"padding: 10px;\">\u1014\u103e\u1005\u103a\u1005\u1009\u103a<\/td>\n<td style=\"padding: 10px;\">\u1010\u1005\u103a\u1000\u103c\u102d\u1019\u103a<\/td>\n<td style=\"padding: 10px;\">\u1010\u1005\u103a\u1014\u103e\u1005\u103a\u101c\u103b\u103e\u1004\u103a \u1014\u103e\u1005\u103a\u1000\u103c\u102d\u1019\u103a<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1019\u1031\u102c\u103a\u1010\u102c\u1000\u103c\u102d\u102f\u1038 \u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a<\/strong><\/td>\n<td style=\"padding: 10px;\">6-core (3+PE)<\/td>\n<td style=\"padding: 10px;\">6-core (6+PE)<\/td>\n<td style=\"padding: 10px;\">4-core (3+PE)<\/td>\n<td style=\"padding: 10px;\">4-core (3+PE)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>\u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038\u101c\u103b\u103e\u1031\u102c\u1000\u103a\u101c\u103d\u103e\u102c<\/strong><\/td>\n<td style=\"padding: 10px;\">&lt;7.5kW \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u043d\u0435\u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d inrush OK<\/td>\n<td style=\"padding: 10px;\">7.5-75kW \u1015\u102f\u1036\u101e\u1031\u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038<\/td>\n<td style=\"padding: 10px;\">\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c\u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038 \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u100a\u103a<\/td>\n<td style=\"padding: 10px;\">\u100a\u1004\u103a\u101e\u102c\u101e\u1031\u102c \u1010\u1000\u103a\u1014\u103e\u102f\u1014\u103a\u1038 \u1026\u1038\u1005\u102c\u1038\u1015\u1031\u1038<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a-\u1021\u1000\u103b\u102d\u102f\u1038\u1021\u1019\u103c\u1010\u103a \u1001\u103d\u1032\u1001\u103c\u1019\u103a\u1038\u1005\u102d\u1010\u103a\u1016\u103c\u102c\u1001\u103c\u1004\u103a\u1038 (30kW \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1010\u103d\u1000\u103a 5 \u1014\u103e\u1005\u103a TCO):<\/strong><\/p>\n<ul>\n<li><strong>Star-Delta:<\/strong> $203 \u1000\u103c\u102d\u102f\u1010\u1004\u103a + $50\/\u1014\u103e\u1005\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f = <strong>$453 \u1005\u102f\u1005\u102f\u1015\u1031\u102b\u1004\u103a\u1038<\/strong><\/li>\n<li><strong>VFD:<\/strong> $850 \u1000\u103c\u102d\u102f\u1010\u1004\u103a + $180\/\u1014\u103e\u1005\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f + $200 \u101f\u102c\u1019\u102d\u102f\u1014\u1005\u103a \u1005\u1005\u103a\u1011\u102f\u1010\u103a\u1000\u102d\u101b\u102d\u101a\u102c = <strong>$2,150 \u1005\u102f\u1005\u102f\u1015\u1031\u102b\u1004\u103a\u1038<\/strong><\/li>\n<\/ul>\n<p>\u1015\u102f\u1036\u101e\u1031\u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038 \u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a\u104a Star-Delta \u101e\u100a\u103a \u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a \u1021\u101c\u103b\u103e\u1031\u102c\u1037\u1019\u1015\u1031\u1038\u1018\u1032 79% \u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a \u101e\u1000\u103a\u101e\u102c\u1005\u1031\u101e\u100a\u103a\u104b.<\/p>\n<h2>\u1021\u1016\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u1031\u102c \u1021\u1019\u103e\u102c\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u103c\u103f\u1014\u102c\u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038<\/h2>\n<h3>\u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038 \u1016\u103c\u1005\u103a\u1005\u1031\u101e\u1031\u102c \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1021\u1019\u103e\u102c\u1038\u1019\u103b\u102c\u1038<\/h3>\n<p><strong>1. \u1019\u103e\u102c\u1038\u101a\u103d\u1004\u103a\u1038\u101e\u1031\u102c Timer Delay (40% \u101c\u101a\u103a\u1015\u103c\u1004\u103a\u1015\u103c\u103f\u1014\u102c\u1019\u103b\u102c\u1038)<\/strong><\/p>\n<p><strong>\u101c\u1000\u1039\u1001\u100f\u102c:<\/strong> Star \u2192 Delta \u1021\u1000\u1030\u1038\u1021\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038 \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1021\u102c\u1038\u1000\u1031\u102c\u1004\u103a\u1038\u101c\u102c\u1001\u103c\u1004\u103a\u1038\u104a \u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1015\u1031\u1038\u101e\u1031\u102c breaker \u1001\u101b\u102e\u1038\u1005\u1009\u103a\u1019\u103b\u102c\u1038\u104b.<\/p>\n<p><strong>\u1021\u101b\u1004\u103a\u1038\u1001\u1036\u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1004\u103a\u1038-<\/strong> Timer \u1000\u102d\u102f inertia \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c\u101d\u1014\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a &lt;5 \u1005\u1000\u1039\u1000\u1014\u1037\u103a \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038\u101e\u100a\u103a \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u1019\u1015\u103c\u102f\u1019\u102e 60-70% \u101e\u102d\u102f\u1037\u101e\u102c \u101b\u1031\u102c\u1000\u103a\u101b\u103e\u102d\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038-<\/strong> 12-15 \u1005\u1000\u1039\u1000\u1014\u1037\u103a\u1021\u1011\u102d \u1010\u102d\u102f\u1038\u1001\u103b\u1032\u1037\u1015\u102b\u104b \u1021\u1000\u1030\u1038\u1021\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1021\u1010\u103d\u1004\u103a\u1038 clamp meter \u1016\u103c\u1004\u1037\u103a \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b\u2014\u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u103a \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u1032\u1001\u103c\u1004\u103a\u1038\u1019\u1015\u103c\u102f\u1019\u102e 1.2\u00d7 FLC \u101e\u102d\u102f\u1037 \u1000\u103b\u1006\u1004\u103a\u1038\u101e\u1004\u1037\u103a\u101e\u100a\u103a\u104b.<\/p>\n<hr \/>\n<p><strong>2. \u1015\u103b\u1031\u102c\u1000\u103a\u1006\u102f\u1036\u1038\u1014\u1031\u101e\u1031\u102c Interlocks (\u1000\u1031\u102c\u103a\u1019\u101b\u103e\u1004\u103a\u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1019\u103e\u102f\u104f 25%)<\/strong><\/p>\n<p><strong>\u101c\u1000\u1039\u1001\u100f\u102c:<\/strong> \u1000\u103b\u101a\u103a\u101c\u1031\u102c\u1004\u103a\u101e\u1031\u102c\u1015\u1031\u102b\u1000\u103a\u1000\u103d\u1032\u101e\u1036\u104a \u1016\u103b\u1030\u1038\u1019\u103b\u102c\u1038\u101c\u103d\u1004\u1037\u103a\u1011\u103d\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u104a \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1015\u103b\u1000\u103a\u1005\u102e\u1038\u101e\u1031\u102c contactors \u1019\u103b\u102c\u1038\u104b.<\/p>\n<p><strong>\u1021\u101b\u1004\u103a\u1038\u1001\u1036\u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1004\u103a\u1038-<\/strong> \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c\/\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a \u1021\u1015\u103c\u1014\u103a\u1021\u101c\u103e\u1014\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f \u1015\u103b\u1031\u102c\u1000\u103a\u1006\u102f\u1036\u1038\u1014\u1031\u1001\u103c\u1004\u103a\u1038\u1000\u103c\u1031\u102c\u1004\u1037\u103a K2 \u1014\u103e\u1004\u1037\u103a K3 \u1014\u103e\u1005\u103a\u1001\u102f\u1005\u101c\u102f\u1036\u1038 \u1010\u1005\u103a\u1015\u103c\u102d\u102f\u1004\u103a\u1014\u1000\u103a \u1015\u102d\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038-<\/strong><\/p>\n<ul>\n<li>\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1019\u103e\u102f\u1015\u102f\u1036\u1010\u103d\u1004\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u100a\u1037\u103a\u1021\u1010\u102d\u102f\u1004\u103a\u1038 \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1015\u102d\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u101b\u1014\u103a\u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1011\u100a\u1037\u103a\u1015\u102b\u104b<\/li>\n<li>built-in \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c interlocks (VIOX VX-CJX2-IK \u1005\u102e\u1038\u101b\u102e\u1038) \u1015\u102b\u101e\u1031\u102c contactors \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1011\u100a\u1037\u103a\u101e\u103d\u1004\u103a\u1038\u1005\u1009\u103a\u1038\u1005\u102c\u1038\u1015\u102b\u104b<\/li>\n<\/ul>\n<hr \/>\n<p><strong>3. \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u101e\u1031\u1038\u1004\u101a\u103a\u101e\u1031\u102c Star Contactor (\u1021\u1001\u103b\u102d\u1014\u103a\u1019\u1010\u102d\u102f\u1004\u103a\u1019\u102e \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1019\u103e\u102f\u104f 15%)<\/strong><\/p>\n<p><strong>\u101c\u1000\u1039\u1001\u100f\u102c:<\/strong> K2 \u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a 6-12 \u101c\u1021\u1000\u103c\u102c\u1010\u103d\u1004\u103a \u1002\u101f\u1031\u1006\u1000\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1021\u101b\u1004\u103a\u1038\u1001\u1036\u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1004\u103a\u1038-<\/strong> 58% \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1021\u1005\u102c\u1038 50% \u1019\u1031\u102c\u103a\u1010\u102c FLC \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u1032\u1037\u101e\u100a\u103a\u104b \u1021\u1021\u1031\u1038\u1005\u1010\u1004\u103a\u1001\u103b\u102d\u1014\u103a\u1010\u103d\u1004\u103a \u1021\u1014\u100a\u103a\u1038\u1004\u101a\u103a\u101e\u102c\u101b\u103e\u102d\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038-<\/strong> K2 \u1000\u102d\u102f \u1014\u1031\u102c\u1000\u103a\u1011\u1015\u103a \u1005\u1036\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u101e\u102d\u102f\u1037 \u1021\u1006\u1004\u1037\u103a\u1019\u103c\u103e\u1004\u1037\u103a\u1015\u102b\u104b 57A \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1010\u103d\u1000\u103a 40A (32A \u1019\u101f\u102f\u1010\u103a) contactor \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b.<\/p>\n<hr \/>\n<p><strong>4. \u1019\u1031\u102c\u103a\u1010\u102c\u101e\u100a\u103a Star-Delta \u1014\u103e\u1004\u1037\u103a \u1010\u103d\u1032\u1016\u1000\u103a\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u104d\u1019\u101b\u1015\u102b<\/strong><\/p>\n<p><strong>\u101c\u1000\u1039\u1001\u100f\u102c:<\/strong> Starter \u1021\u101c\u102f\u1015\u103a\u101c\u102f\u1015\u103a\u101e\u100a\u103a\u104a \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u1005\u1010\u1004\u103a\u1015\u102b\u104b.<\/p>\n<p><strong>\u1021\u101b\u1004\u103a\u1038\u1001\u1036\u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1004\u103a\u1038-<\/strong> \u1019\u1031\u102c\u103a\u1010\u102c terminals \u1019\u103b\u102c\u1038\u101e\u100a\u103a U1, V1, W1 (Delta-only configuration) \u1000\u102d\u102f\u101e\u102c \u1011\u102f\u1010\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>\u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038-<\/strong> \u1019\u1031\u102c\u103a\u1010\u102c nameplate \u1000\u102d\u102f \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b <strong>\u201c\u0394\/Y\u201d \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u201c400V\/690V\u201d<\/strong>. \u1019\u101f\u102f\u1010\u103a\u1015\u102b\u1000 Star-Delta \u101e\u100a\u103a \u1019\u1016\u103c\u1005\u103a\u1014\u102d\u102f\u1004\u103a\u1015\u102b\u2014soft starter \u1000\u102d\u102f \u1021\u1005\u102c\u1038\u101e\u102f\u1036\u1038\u1015\u102b\u104b.<\/p>\n<h3>\u101b\u1031\u102c\u1002\u102b\u101b\u103e\u102c\u1016\u103d\u1031\u101b\u1031\u1038 \u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1019\u103e\u102f\u1007\u101a\u102c\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\/Star-delta-starter-troubleshooting-flowchart-for-diagnosing-motor-starting-failures.webp\" alt=\"Star-delta starter troubleshooting flowchart for diagnosing motor starting failures\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px;\">\u1019\u1031\u102c\u103a\u1010\u102c\u1005\u1010\u1004\u103a\u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101b\u1031\u102c\u1002\u102b\u101b\u103e\u102c\u1016\u103d\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a Star-delta starter \u1015\u103c\u103f\u1014\u102c\u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038 \u1005\u102e\u1038\u1006\u1004\u103a\u1038\u1019\u103e\u102f\u1007\u101a\u102c\u1038<\/figcaption><\/figure>\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<h3>What is the difference between Star-Delta and DOL starting?<\/h3>\n<p><strong>Direct-On-Line (DOL)<\/strong> \u1019\u1031\u102c\u103a\u1010\u102c\u1000\u102d\u102f \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u1015\u103c\u100a\u1037\u103a\u1016\u103c\u1004\u1037\u103a \u1001\u103b\u1000\u103a\u1001\u103b\u1004\u103a\u1038\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1015\u1031\u1038\u1015\u103c\u102e\u1038 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u104f 5-8 \u1006\u1000\u102d\u102f \u1006\u103d\u1032\u101a\u1030\u101e\u100a\u103a\u104b. <strong>Star-Delta<\/strong> \u1019\u1031\u102c\u103a\u1010\u102c\u1000\u102d\u102f 58% \u1017\u102d\u102f\u1037\u1021\u102c\u1038 (1\/\u221a3) \u1016\u103c\u1004\u1037\u103a \u1005\u1010\u1004\u103a\u1015\u103c\u102e\u1038 inrush \u1000\u102d\u102f 1.8-2.5\u00d7 FLC \u101e\u102d\u102f\u1037 \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u1021\u1015\u1031\u1038\u1021\u101a\u1030- Star-Delta \u101e\u100a\u103a 33% \u1005\u1010\u1004\u103a torque \u1000\u102d\u102f\u101e\u102c \u1015\u1031\u1038\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u101d\u1014\u103a\u1010\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c conveyors \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a piston compressors \u1000\u1032\u1037\u101e\u102d\u102f\u1037 inertia \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c\u101d\u1014\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u101c\u102f\u1015\u103a\u1019\u1016\u103c\u1005\u103a\u1015\u102b\u104b.<\/p>\n<h3>Can I use Star-Delta starting for all motor sizes?<\/h3>\n<p><strong>\u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u103b\u101e\u1031\u102c \u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038- 7.5kW \u1019\u103e 75kW\u104b.<\/strong> 7.5kW \u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a DOL \u101e\u100a\u103a \u101c\u102f\u1036\u101c\u1031\u102c\u1000\u103a\u1015\u103c\u102e\u1038 \u1008\u1031\u1038\u101e\u1000\u103a\u101e\u102c\u101e\u100a\u103a\u104b 75kW \u1021\u1011\u1000\u103a\u1010\u103d\u1004\u103a Star \u2192 Delta \u1021\u1000\u1030\u1038\u1021\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u104f \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1016\u102d\u1005\u102e\u1038\u1019\u103e\u102f\u101e\u100a\u103a \u1015\u103c\u103f\u1014\u102c\u1016\u103c\u1005\u103a\u101c\u102c\u101e\u100a\u103a\u2014VFDs \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a auto-transformer starters \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u102d\u102f\u1014\u103e\u1005\u103a\u101e\u1000\u103a\u101e\u100a\u103a\u104b \u1011\u102d\u102f\u1037\u1021\u1015\u103c\u1004\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u101b\u103e\u102d\u101b\u1019\u100a\u103a\u104b <strong>\u1001\u103c\u1031\u102c\u1000\u103a\u1001\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c terminals \u1019\u103b\u102c\u1038<\/strong> (U1\/U2, V1\/V2, W1\/W2)\u104b.<\/p>\n<h3>How long should the Star-Delta timer be set?<\/h3>\n<p><strong>\u1021\u1011\u103d\u1031\u1011\u103d\u1031\u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038- 5-15 \u1005\u1000\u1039\u1000\u1014\u1037\u103a<\/strong>, \u101e\u102d\u102f\u1037\u101e\u1031\u102c\u103a \u1000\u1031\u102c\u103a\u1019\u101b\u103e\u1004\u103a\u1005\u1010\u1004\u103a\u1001\u103b\u102d\u1014\u103a\u1010\u103d\u1004\u103a \u1021\u1010\u100a\u103a\u1015\u103c\u102f\u1015\u102b-<\/p>\n<ul>\n<li>\u1005\u1010\u1004\u103a\u1001\u103b\u102d\u1014\u103a\u1021\u1010\u103d\u1004\u103a\u1038 \u1019\u1031\u102c\u103a\u1010\u102c terminal \u1010\u1005\u103a\u1001\u102f\u1001\u102f\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a Clamp meter<\/li>\n<li>timer \u1019\u1000\u102f\u1014\u103a\u1006\u102f\u1036\u1038\u1019\u102e \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u103a \u1005\u1010\u1004\u103a\u1021\u1011\u103d\u1010\u103a\u1021\u1011\u102d\u1015\u103a\u1019\u103e 1.2-1.5\u00d7 FLC \u101e\u102d\u102f\u1037 \u1000\u103b\u1006\u1004\u103a\u1038\u101e\u1004\u1037\u103a\u101e\u100a\u103a\u104b<\/li>\n<li>\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u1037\u103a\u1021\u1001\u102b \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u103a \u1019\u103c\u1004\u1037\u103a\u1014\u1031\u101e\u1031\u1038\u1015\u102b\u1000 timer \u1000\u102d\u102f 2-3 \u1005\u1000\u1039\u1000\u1014\u1037\u103a \u1010\u102d\u102f\u1038\u1001\u103b\u1032\u1037\u1015\u102b\u104b<\/li>\n<\/ul>\n<p><strong>\u1015\u1031\u102b\u1037\u1015\u102b\u1038\u101e\u1031\u102c \u101d\u1014\u103a\u1019\u103b\u102c\u1038<\/strong> (\u1015\u1014\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u104a \u1017\u101f\u102d\u102f\u1001\u103d\u102c\u1021\u102c\u1038\u101e\u102f\u1036\u1038\u1005\u102f\u1015\u103a\u1005\u1000\u103a\u1019\u103b\u102c\u1038)- 5-8s<br \/>\n<strong>\u1021\u101c\u101a\u103a\u1021\u101c\u1010\u103a \u101d\u1014\u103a\u1019\u103b\u102c\u1038<\/strong> (conveyors\u104a compressors)- 8-12s<br \/>\n<strong>\u101c\u1031\u1038\u101c\u1036\u101e\u1031\u102c \u101d\u1014\u103a\u1019\u103b\u102c\u1038<\/strong> (crushers\u104a piston pumps)- 12-15s<\/p>\n<h3>What happens if both Star and Delta contactors close simultaneously?<\/h3>\n<p><strong>\u1001\u103b\u1000\u103a\u1001\u103b\u1004\u103a\u1038 \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1015\u1010\u103a\u101c\u1019\u103a\u1038\u1010\u102d\u102f\u1001\u103c\u1004\u103a\u1038\u104b.<\/strong> L1, L2, L3 \u1010\u102d\u102f\u1037\u101e\u100a\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u101d\u102d\u102f\u1004\u103a\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1019\u103e\u1010\u1006\u1004\u1037\u103a \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1021\u1006\u1004\u1037\u103a\u1019\u103e\u1021\u1006\u1004\u1037\u103a\u101e\u102d\u102f\u1037 \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b \u1024\u101e\u100a\u103a\u1019\u103e\u102c-<\/p>\n<ul>\n<li>\u1015\u103c\u102f\u1015\u103c\u1004\u103a\u104d\u1019\u101b\u1021\u1031\u102c\u1004\u103a contactor \u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1002\u101f\u1031\u1006\u1000\u103a\u1015\u102b\u104b<\/li>\n<li>\u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038 breakers \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1001\u101b\u102e\u1038\u1011\u103d\u1000\u103a\u1015\u102b (\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038 \u1019\u103e\u1014\u103a\u1000\u1014\u103a\u1015\u102b\u1000)<\/li>\n<li>\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 (10-20kA) \u1019\u103e \u1019\u1031\u102c\u103a\u1010\u102c\u101c\u103b\u103e\u1015\u103a\u1000\u102c\u1000\u102d\u102f \u1011\u102d\u1001\u102d\u102f\u1000\u103a\u1015\u103b\u1000\u103a\u1005\u102e\u1038\u1005\u1031\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a<\/li>\n<\/ul>\n<p><strong>\u1000\u102c\u1000\u103d\u101a\u103a\u1010\u102c\u1038\u1006\u102e\u1038\u101b\u1031\u1038:<\/strong> \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a \u1021\u1015\u103c\u1014\u103a\u1021\u101c\u103e\u1014\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u1019\u103c\u1032\u101e\u102f\u1036\u1038\u1015\u102b (NC \u1021\u101b\u1014\u103a\u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038) <strong>\u1014\u103e\u1004\u1037\u103a<\/strong> \u101b\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u1015\u102b\u1000 \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1015\u103c\u1014\u103a\u1021\u101c\u103e\u1014\u103a\u1015\u102d\u1010\u103a\u1006\u102d\u102f\u1037\u1001\u103c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u104b.<\/p>\n<h3>Why does my Star-Delta starter trip the breaker during transition?<\/h3>\n<p>\u1021\u1016\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u1031\u102c \u1021\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1004\u103a\u1038 \u1014\u103e\u1005\u103a\u1001\u102f-<\/p>\n<p><strong>1. Timer \u1021\u1001\u103b\u102d\u1014\u103a\u1010\u102d\u102f\u101c\u103d\u1014\u103a\u1038\u1001\u103c\u1004\u103a\u1038-<\/strong> Motor \u101e\u100a\u103a \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u1037\u103a\u1021\u1001\u102b \u1021\u101b\u103e\u102d\u1014\u103a\u1019\u103c\u103e\u1004\u1037\u103a\u1014\u1031\u1006\u1032 (70-80% \u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038)\u104b Delta \u1010\u103d\u1004\u103a \u101b\u102f\u1010\u103a\u1010\u101b\u1000\u103a \u1015\u103c\u1014\u103a\u101c\u100a\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a 3-4 \u1006 current spike \u1000\u102d\u102f \u1016\u103c\u1005\u103a\u1005\u1031\u101e\u100a\u103a\u104b. <strong>\u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038-<\/strong> Timer \u1000\u102d\u102f 12-15 \u1005\u1000\u1039\u1000\u1014\u1037\u103a\u1021\u1011\u102d \u1010\u102d\u102f\u1038\u1019\u103c\u103e\u1004\u1037\u103a\u1015\u102b\u104b.<\/p>\n<p><strong>2. Star contactor \u1021\u1015\u102d\u1010\u103a \u1002\u101f\u1031\u1006\u1000\u103a\u1001\u103c\u1004\u103a\u1038-<\/strong> K2 \u1015\u103d\u1004\u1037\u103a\u101b\u1014\u103a \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1015\u102b\u1000 K3 \u101e\u102d\u102f\u1037 \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u1011\u1000\u103a\u1015\u102b short-circuit \u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1000\u102d\u102f \u1016\u1014\u103a\u1010\u102e\u1038\u1015\u1031\u1038\u101e\u100a\u103a\u104b. <strong>\u1015\u103c\u1004\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038-<\/strong> K2 \u1000\u102d\u102f \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1015\u102b\u104a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1002\u101f\u1031\u1006\u1000\u103a\u101e\u100a\u103a\u1000\u102d\u102f \u1005\u102f\u1036\u1005\u1019\u103a\u1038\u1015\u102b (\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038 \u1019\u101c\u102f\u1036\u101c\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u101c\u102c\u1038\u104b \u1016\u102f\u1014\u103a\u1019\u103e\u102f\u1014\u1037\u103a\u101d\u1004\u103a\u101b\u1031\u102c\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u101c\u102c\u1038)\u104b.<\/p>\n<h3>Star-Delta starter \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1015\u103c\u1014\u103a\u101c\u103e\u100a\u1037\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u1014\u102d\u102f\u1004\u103a\u1015\u102b\u101e\u101c\u102c\u1038\u104b<\/h3>\n<p><strong>\u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1019\u101f\u102f\u1010\u103a\u1015\u102b\u104b.<\/strong> Standard Star-Delta starter \u1019\u103b\u102c\u1038\u101e\u100a\u103a unidirectional control \u1000\u102d\u102f\u101e\u102c \u1015\u1031\u1038\u101e\u100a\u103a\u104b \u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1015\u103c\u1014\u103a\u101c\u103e\u100a\u1037\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a-<\/p>\n<ul>\n<li>\u1010\u1005\u103a\u1001\u102f\u1011\u100a\u1037\u103a\u1015\u102b <strong>forward\/reverse contactor pair<\/strong> Star-Delta circuit \u1019\u1010\u102d\u102f\u1004\u103a\u1019\u102e<\/li>\n<li>forward \u1014\u103e\u1004\u1037\u103a reverse \u1021\u1000\u103c\u102c\u1038 \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c\/\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a \u1021\u1015\u103c\u1014\u103a\u1021\u101c\u103e\u1014\u103a\u1015\u102d\u1010\u103a\u1006\u102d\u102f\u1037\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u101e\u1031\u1001\u103b\u102c\u1015\u102b\u1005\u1031\u104b<\/li>\n<li>\u104e\u1004\u103a\u1038\u101e\u100a\u103a contactor \u1042 \u1001\u102f \u1011\u1015\u103a\u1011\u100a\u1037\u103a\u101e\u100a\u103a (\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 25A-32A range)<\/li>\n<\/ul>\n<p>\u1000\u103b\u103d\u1014\u103a\u102f\u1015\u103a\u1010\u102d\u102f\u1037\u104f \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1000\u102d\u102f \u1000\u103c\u100a\u1037\u103a\u1015\u102b\u104b <a href=\"https:\/\/test.viox.com\/my\/contactors-vs-relays-understanding-the-key-differences\/\">motor control circuits<\/a> reversing logic \u1021\u1010\u103d\u1000\u103a\u104b.<\/p>\n<h3>Star-Delta starter \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u104f \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u101e\u1000\u103a\u1010\u1019\u103a\u1038\u101e\u100a\u103a \u1019\u100a\u103a\u1019\u103b\u103e\u1000\u103c\u102c\u101e\u1014\u100a\u103a\u1038\u104b<\/h3>\n<p><strong>\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u101e\u1000\u103a\u1010\u1019\u103a\u1038 (contact \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u1019\u1015\u103c\u102f\u1019\u102e)-<\/strong><\/p>\n<ul>\n<li><strong>Contactors (K1, K3):<\/strong> 100,000-200,000 operations (AC3 duty)<\/li>\n<li><strong>Star Contactor (K2):<\/strong> 150,000-300,000 operations (\u1016\u102d\u1021\u102c\u1038\u1014\u100a\u103a\u1038)<\/li>\n<li><strong>Timer Relay:<\/strong> 10-15 \u1014\u103e\u1005\u103a (solid-state) \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a 5-8 \u1014\u103e\u1005\u103a (electromechanical)<\/li>\n<li><strong>Thermal Overload:<\/strong> 15-20 \u1014\u103e\u1005\u103a (\u1021\u101c\u103d\u1014\u103a\u1021\u1000\u103b\u103d\u1036 \u101d\u1014\u103a\u1019\u1015\u102d\u102f\u1015\u102b\u1000 \u101b\u103e\u102c\u1038\u1015\u102b\u1038\u1005\u103d\u102c \u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u101e\u100a\u103a)<\/li>\n<\/ul>\n<p><strong>\u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u101e\u1000\u103a\u1010\u1019\u103a\u1038-<\/strong> Contactors \u1019\u103b\u102c\u1038\u101e\u100a\u103a no-load operations \u1041-\u1045 \u101e\u1014\u103a\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103e\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u1037\u103a\u1021\u1001\u102b \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1019\u102e\u1038\u1015\u103d\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n<h2>\u1014\u102d\u1002\u102f\u1036\u1038- Star-Delta \u101e\u100a\u103a \u1021\u1013\u102d\u1015\u1039\u1015\u102c\u101a\u103a\u101b\u103e\u102d\u101e\u1031\u102c\u1021\u1001\u102b<\/h2>\n<p>\u1021\u1018\u102d\u102f\u1037 <strong>7.5kW \u1014\u103e\u1004\u1037\u103a 75kW \u1000\u103c\u102c\u1038\u101b\u103e\u102d fixed-speed \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038<\/strong>, Star-Delta \u1005\u1010\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u104a \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a inrush current \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1001\u103c\u1004\u103a\u1038\u104f \u1021\u1000\u1031\u102c\u1004\u103a\u1038\u1006\u102f\u1036\u1038 \u1001\u103b\u102d\u1014\u103a\u1001\u103d\u1004\u103a\u101c\u103b\u103e\u102c\u1000\u102d\u102f \u1015\u1031\u1038\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a VFD \u1019\u103b\u102c\u1038\u1011\u1000\u103a 75% \u101c\u103b\u1031\u102c\u1037\u1014\u100a\u103a\u1038\u101e\u1031\u102c \u1000\u102f\u1014\u103a\u1000\u103b\u1005\u101b\u102d\u1010\u103a\u101b\u103e\u102d\u1015\u103c\u102e\u1038 harmonics \u1019\u101b\u103e\u102d\u101e\u100a\u1037\u103a\u1021\u1015\u103c\u1004\u103a \u1000\u1019\u1039\u1018\u102c\u101c\u102f\u1036\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u101b\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f\u101b\u103e\u102d\u101e\u1031\u102c \u1000\u102f\u1014\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104b.<\/p>\n<p><strong>Star-Delta \u1000\u102d\u102f \u1018\u101a\u103a\u1021\u1001\u103b\u102d\u1014\u103a\u1019\u103e\u102c \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u101c\u1032\u104b<\/strong><\/p>\n<ul>\n<li>\u2705 Fixed-speed applications (\u1005\u102f\u1015\u103a\u1005\u1000\u103a\u1019\u103b\u102c\u1038\u104a \u1015\u1014\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u104a compressor \u1019\u103b\u102c\u1038)<\/li>\n<li>\u2705 \u1018\u1010\u103a\u1002\u103b\u1000\u103a \u1021\u1000\u1014\u1037\u103a\u1021\u101e\u1010\u103a\u1019\u103b\u102c\u1038\u1000 VFD \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1010\u102c\u1038\u1019\u103c\u1005\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/li>\n<li>\u2705 Utility \u101e\u100a\u103a inrush current &gt;3\u00d7 motor FLC \u1000\u102d\u102f \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/li>\n<li>\u2705 Motor \u1010\u103d\u1004\u103a \u101d\u1004\u103a\u101b\u1031\u102c\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c terminals \u1001\u103c\u1031\u102c\u1000\u103a\u1001\u102f\u101b\u103e\u102d\u101e\u100a\u103a (\u0394\/Y configuration)<\/li>\n<\/ul>\n<p><strong>Star-Delta \u1000\u102d\u102f \u1018\u101a\u103a\u1021\u1001\u103b\u102d\u1014\u103a\u1019\u103e\u102c \u101b\u103e\u1031\u102c\u1004\u103a\u101b\u103e\u102c\u1038\u1019\u101c\u1032\u104b<\/strong><\/p>\n<ul>\n<li>\u274c \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c starting torque \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a (&gt;50% FLT)<\/li>\n<li>\u274c Variable speed operation \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b<\/li>\n<li>\u274c Motors 75kW (soft starter\/VFD \u1000\u102d\u102f\u101e\u102f\u1036\u1038\u1015\u102b)<\/li>\n<\/ul>\n<p>\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u1021\u1015\u103c\u100a\u1037\u103a\u1021\u1005\u102f\u1036\u1021\u1010\u103d\u1000\u103a \u1000\u103b\u103d\u1014\u103a\u102f\u1015\u103a\u1010\u102d\u102f\u1037\u104f <a href=\"https:\/\/test.viox.com\/my\/how-to-select-contactors-and-circuit-breakers-based-on-motor-power\/\">circuit breaker \u1014\u103e\u1004\u1037\u103a contactor \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u1007\u101a\u102c\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1038\u1000\u102c\u1038\u1015\u102b\u104b<\/a>\u2014\u1014\u103e\u1004\u1037\u103a project-specific BOMs \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a volume pricing \u1021\u1010\u103d\u1000\u103a VIOX \u101e\u102d\u102f\u1037 \u1006\u1000\u103a\u101e\u103d\u101a\u103a\u1015\u102b\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\/Installed-VIOX-star-delta-motor-starter-control-panel-in-industrial-facility-with-operating-motor-system.webp\" alt=\"Installed VIOX star-delta motor starter control panel in industrial facility with operating motor system\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 10px;\">\u1005\u1000\u103a\u1019\u103e\u102f\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u101e\u102f\u1036\u1038 \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u1010\u103d\u1004\u103a \u101c\u100a\u103a\u1015\u1010\u103a\u1014\u1031\u101e\u1031\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u1005\u1014\u1005\u103a\u1016\u103c\u1004\u1037\u103a VIOX star-delta motor starter control panel \u1000\u102d\u102f \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/figcaption><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Why Motor Starting Current Matters (And Costs You Money) When a three-phase induction motor starts directly online (DOL), it draws 5-8 times its rated current for several seconds. For a 30kW motor, this means a brutal 150-240A inrush that: Triggers nuisance breaker trips in undersized installations Causes voltage sags affecting sensitive equipment on the same [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21174,"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-21173","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\/21173","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=21173"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/21173\/revisions"}],"predecessor-version":[{"id":21175,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/21173\/revisions\/21175"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media\/21174"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media?parent=21173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/categories?post=21173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/tags?post=21173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}