{"id":14094,"date":"2025-03-09T20:53:26","date_gmt":"2025-03-09T12:53:26","guid":{"rendered":"https:\/\/viox.com\/?p=14094"},"modified":"2025-03-09T20:53:28","modified_gmt":"2025-03-09T12:53:28","slug":"how-to-select-contactors-and-circuit-breakers-based-on-motor-power","status":"publish","type":"post","link":"https:\/\/test.viox.com\/my\/how-to-select-contactors-and-circuit-breakers-based-on-motor-power\/","title":{"rendered":"Motor Power \u1000\u102d\u102f\u1021\u1001\u103c\u1031\u1001\u1036\u104d Contactors \u1014\u103e\u1004\u1037\u103a Circuit Breakers \u1000\u102d\u102f\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1014\u100a\u103a\u1038"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\u1019\u1031\u102c\u103a\u1010\u102c\u1019\u1031\u102c\u1004\u103a\u1038\u1014\u103e\u1004\u103a\u101e\u100a\u1037\u103a\u1005\u1014\u1005\u103a\u1021\u1010\u103d\u1000\u103a \u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u1031\u102c contactor \u1014\u103e\u1004\u1037\u103a circuit breaker \u1000\u102d\u102f\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1019\u103e\u102f\u104a \u1011\u102d\u101b\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1021\u101e\u1000\u103a\u101b\u103e\u100a\u103a\u1019\u103e\u102f\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u101e\u1031\u1001\u103b\u102c\u1005\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u1015\u102b\u101e\u100a\u103a\u104b \u1024\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u102b\u101d\u102b\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u1005\u102e\u1019\u1036\u1001\u1014\u1037\u103a\u1001\u103d\u1032\u101b\u1014\u103a\u104a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1014\u103a\u1014\u103e\u1004\u1037\u103a \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u101e\u1031\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101b\u1014\u103a \u1010\u1015\u103c\u102d\u102f\u1004\u103a\u1010\u100a\u103a\u1038\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u103a\u104b \u1024\u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1015\u102b\u101d\u102b\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u1031\u102c\u103a\u1010\u102c\u1015\u102b\u101d\u102b\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u1031\u102c\u1021\u1001\u102b\u1010\u103d\u1004\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u101b\u103e\u1004\u103a\u1019\u103b\u102c\u1038\u1021\u102c\u1038 \u1021\u101e\u102d\u1009\u102c\u100f\u103a\u1016\u103c\u1004\u1037\u103a \u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1001\u103b\u101b\u102c\u1010\u103d\u1004\u103a \u1021\u1011\u1031\u102c\u1000\u103a\u1021\u1000\u1030\u1016\u103c\u1005\u103a\u1005\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1021\u1001\u103c\u1031\u1001\u1036\u1019\u1030\u1019\u103b\u102c\u1038\u104a \u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u103b\u101e\u1031\u102c \u1011\u100a\u1037\u103a\u101e\u103d\u1004\u103a\u1038\u1005\u1009\u103a\u1038\u1005\u102c\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/p>\n<h2>Motor Power \u1014\u103e\u1004\u1037\u103a Current Relationships \u1000\u102d\u102f \u1014\u102c\u1038\u101c\u100a\u103a\u1001\u103c\u1004\u103a\u1038\u104b<\/h2>\n<p>\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u104f \u1021\u1001\u103c\u1031\u1001\u1036\u1021\u102f\u1010\u103a\u1019\u103c\u1005\u103a\u1019\u103e\u102c \u1019\u1031\u102c\u103a\u1010\u102c\u1015\u102b\u101d\u102b\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u104f \u1006\u1000\u103a\u1014\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1010\u102d\u1000\u103b\u1005\u103d\u102c\u1021\u1013\u102d\u1015\u1039\u1015\u102c\u101a\u103a\u1015\u103c\u1014\u103a\u1006\u102d\u102f\u1001\u103c\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u1010\u100a\u103a\u101b\u103e\u102d\u101e\u100a\u103a\u104b Three-phase asynchronous motors \u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a rated current (I<sub>\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101e\u100a\u103a\u104b<\/sub>) \u1016\u1031\u102c\u103a\u1019\u103c\u1030\u101c\u102c\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u104d \u1001\u1014\u1037\u103a\u1019\u103e\u1014\u103a\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b<\/p>\n<p>\u1004\u102b<sub>\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101e\u100a\u103a\u104b<\/sub> = P \u00d7 1000 \/ (\u221a3 \u00d7 V \u00d7 \u03b7 \u00d7 cos\u03c6)\u104a<\/p>\n<p>P \u101e\u100a\u103a \u1000\u102e\u101c\u102d\u102f\u101d\u1015\u103a (kW) \u1010\u103d\u1004\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1015\u102b\u101d\u102b\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 V \u101e\u100a\u103a \u101c\u102d\u102f\u1004\u103a\u1038\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u03b7 \u101e\u100a\u103a \u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 cos\u03c6 \u101e\u100a\u103a \u1015\u102b\u101d\u102b\u1021\u1001\u103b\u1000\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u101b\u102d\u102f\u1038\u101b\u102d\u102f\u1038\u101b\u103e\u1004\u103a\u1038\u101b\u103e\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a\u104a 1 kW \u101e\u100a\u103a 380V \u1010\u103d\u1004\u103a \u1001\u1014\u1037\u103a\u1019\u103e\u1014\u103a\u1038\u1001\u103c\u1031 2A \u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101e\u100a\u103a\u101f\u102f \u101c\u1000\u103a\u1019\u104f\u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1000 \u1016\u1031\u102c\u103a\u1015\u103c\u101e\u100a\u103a\u104b \u1025\u1015\u1019\u102c\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a\u104a 7.5 kW \u1019\u1031\u102c\u103a\u1010\u102c\u101e\u100a\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1021\u1006\u1004\u1037\u103a\u1010\u1005\u103a\u1001\u102f\u101c\u103b\u103e\u1004\u103a 15A \u1000\u102d\u102f\u1006\u103d\u1032\u1014\u102d\u102f\u1004\u103a\u1015\u103c\u102e\u1038 75 kW \u1019\u1031\u102c\u103a\u1010\u102c\u101e\u100a\u103a ~ 150A \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b \u1024\u1001\u1014\u1037\u103a\u1019\u103e\u1014\u103a\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1000\u103d\u1032\u1015\u103c\u102c\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038 (\u1025\u1015\u1019\u102c\u104a 220V \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a 690V \u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038) \u1014\u103e\u1004\u1037\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a\u1021\u1010\u1014\u103a\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u101b\u1015\u102b\u1019\u100a\u103a\u104b<\/p>\n<h3>\u1021\u1013\u102d\u1000 \u1011\u100a\u1037\u103a\u101e\u103d\u1004\u103a\u1038\u1005\u1009\u103a\u1038\u1005\u102c\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038-<\/h3>\n<ul>\n<li><strong>\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038-<\/strong> Star-delta \u1016\u103d\u1032\u1037\u1005\u100a\u103a\u1038\u1019\u103e\u102f\u1015\u102f\u1036\u1005\u1036\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u1010\u1004\u103a\u101b\u1031\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a torque \u1000\u102d\u102f \u101e\u1000\u103a\u101b\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u101b\u103e\u102d\u1015\u103c\u102e\u1038 \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u1000\u102d\u102f \u101c\u103d\u103e\u1019\u103a\u1038\u1019\u102d\u102f\u1038\u1011\u102c\u1038\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u1010\u102c\u101d\u1014\u103a\u101e\u1036\u101e\u101b\u102c-<\/strong> \u1019\u1000\u103c\u102c\u1001\u100f \u1005\u1010\u1004\u103a\u1001\u103c\u1004\u103a\u1038\/\u101b\u1015\u103a\u1010\u1014\u1037\u103a\u1001\u103c\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1006\u1000\u103a\u1010\u102d\u102f\u1000\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u1015\u1030\u1016\u102d\u1005\u102e\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101b\u100a\u103a\u101b\u103e\u102d\u101b\u1014\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u102d\u102f\u1019\u102d\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b<\/li>\n<\/ul>\n<h2>\u1019\u103e\u1014\u103a\u1000\u1014\u103a\u101e\u1031\u102c Contactor \u1000\u102d\u102f\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u104b<\/h2>\n<p>Contactors \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1016\u103c\u1004\u1037\u103a \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1001\u101c\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u1021\u1016\u103c\u1005\u103a \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1015\u103c\u102e\u1038 \u1021\u101d\u1031\u1038\u1019\u103e \u1019\u1031\u102c\u103a\u1010\u102c\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1016\u103d\u1004\u1037\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b \u101e\u1030\u1010\u102d\u102f\u1037\u101b\u1032\u1037 \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u1019\u103e\u102c \u1021\u1001\u103b\u1000\u103a\u101e\u102f\u1036\u1038\u1001\u103b\u1000\u103a\u1015\u1031\u102b\u103a \u1019\u1030\u1010\u100a\u103a\u1015\u102b\u1010\u101a\u103a\u104b <strong>\u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a<\/strong>, <strong>\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u101c\u102d\u102f\u1000\u103a\u1016\u1000\u103a\u1019\u103e\u102f<\/strong>\u1014\u103e\u1004\u1037\u103a <strong>\u1021\u1015\u101c\u102e\u1000\u1031\u1038\u101b\u103e\u1004\u103a\u1038\u1021\u101c\u102d\u102f\u1000\u103a \u1010\u1031\u102c\u1004\u103a\u1038\u1006\u102d\u102f\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/strong>.<\/p>\n<h3>\u1021\u1006\u1004\u1037\u103a 1- Operational Current \u1000\u102d\u102f \u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u1015\u102b\u104b<\/h3>\n<p>contactor \u104f \u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a motor&#039;s full-load current (FLC) \u1000\u102d\u102f \u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u101b\u1015\u102b\u1019\u100a\u103a\u104b \u1021\u1011\u103d\u1031\u1011\u103d\u1031\u101e\u102f\u1036\u1038 \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038 (\u1025\u1015\u1019\u102c\u104a \u1015\u1014\u1037\u103a\u1019\u103b\u102c\u1038\u104a \u1015\u1014\u103a\u1000\u102c\u1019\u103b\u102c\u1038) \u1021\u1010\u103d\u1000\u103a FLC \u1000\u102d\u102f \u1005\u1010\u1004\u103a\u1005\u1009\u103a\u1021\u1010\u103d\u1004\u103a\u1038 6-8x \u1021\u1011\u102d\u101b\u1031\u102c\u1000\u103a\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u1037\u103a inrush \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a FLC \u1000\u102d\u102f 1.5-2.5x \u1016\u103c\u1004\u1037\u103a \u1019\u103c\u103e\u1031\u102c\u1000\u103a\u1015\u102b\u104b \u101c\u1031\u1038\u101c\u1036\u101e\u1031\u102c\u1021\u1015\u101c\u102e\u1000\u1031\u1038\u101b\u103e\u1004\u103a\u1038\u1019\u103b\u102c\u1038 (\u1025\u1015\u1019\u102c\u104a \u1000\u103c\u102d\u1010\u103a\u1005\u1000\u103a\u104a \u1000\u103d\u1014\u103a\u1015\u101b\u1000\u103a\u1006\u102c) \u101e\u100a\u103a 2.5\u20133x FLC \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038 \u101c\u102d\u102f\u1021\u1015\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b<\/p>\n<p><strong>\u1025\u1015\u1019\u102c:<\/strong> 15A FLC \u1015\u102b\u101e\u1031\u102c 7.5 kW \u1019\u1031\u102c\u103a\u1010\u102c\u1010\u1005\u103a\u1001\u102f\u101e\u100a\u103a 22.5\u201337.5A \u1021\u1010\u103d\u1000\u103a contactor \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101b\u1014\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b<\/p>\n<h3>\u1021\u1006\u1004\u1037\u103a 2- \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u103d\u102d\u102f\u1004\u103a\u101c\u102d\u102f\u1000\u103a\u1016\u1000\u103a\u1019\u103e\u102f<\/h3>\n<ul>\n<li><strong>\u1021\u1013\u102d\u1000\u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038-<\/strong> \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u101e\u100a\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u104f\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1017\u102d\u102f\u1037\u1021\u102c\u1038 (\u1025\u1015\u1019\u102c 380VAC\u104a 690VAC) \u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u101b\u1015\u102b\u1019\u100a\u103a\u104b<\/li>\n<li><strong>\u1000\u103d\u102d\u102f\u1004\u103a\u1017\u102d\u102f\u1037\u1021\u102c\u1038-<\/strong> \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1015\u1010\u103a\u101c\u1019\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1005\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a 24VDC \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a 120VAC \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a 380VAC \u1000\u102d\u102f\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1015\u102b\u104b<\/li>\n<\/ul>\n<h3>\u1021\u1006\u1004\u1037\u103a 3- Application-Specific \u1010\u1031\u102c\u1004\u103a\u1038\u1006\u102d\u102f\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/h3>\n<ul>\n<li><strong>AC-3 \u1014\u103e\u1004\u1037\u103a AC-1 Loads-<\/strong> AC-3 \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c contactors (\u101b\u103e\u1009\u1037\u103a\u101c\u103e\u1031\u102c\u1004\u103a\u1021\u102d\u1019\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a) \u101e\u100a\u103a \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c inrush \u101b\u1031\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u1014\u102d\u102f\u1004\u103a\u1015\u103c\u102e\u1038 AC-1 (resistive loads) \u101e\u100a\u103a \u1021\u1015\u1030\u1015\u1031\u1038\u1000\u102d\u101b\u102d\u101a\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u101c\u1004\u103a\u1038\u101b\u1031\u102c\u1004\u103a\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1015\u102b\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u1021\u101b\u1014\u103a\u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038-<\/strong> interlocks \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a PLC \u1021\u1001\u103b\u1000\u103a\u1015\u103c\u1001\u103c\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u101c\u102f\u1036\u101c\u1031\u102c\u1000\u103a\u101e\u1031\u102c NO\/NC \u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101e\u1031\u1001\u103b\u102c\u1015\u102b\u1005\u1031\u104b<\/li>\n<\/ul>\n<h2>\u101e\u1004\u1037\u103a\u101c\u103b\u1031\u102c\u103a\u101e\u1031\u102c Circuit Breaker \u1000\u102d\u102f\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u104b<\/h2>\n<p>circuit breakers \u1019\u103b\u102c\u1038\u101e\u100a\u103a short circuit \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a overload \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u1015\u102b\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u104f\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u1010\u103d\u1004\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u104f\u101d\u102d\u101e\u1031\u101e\u101c\u1000\u1039\u1001\u100f\u102c\u1019\u103b\u102c\u1038 \u1014\u103e\u1004\u1037\u103a contactor \u104f \u1000\u1014\u1037\u103a\u101e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038 \u1014\u103e\u1005\u103a\u1001\u102f\u1005\u101c\u102f\u1036\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038 \u1015\u102b\u101d\u1004\u103a\u101e\u100a\u103a\u104b<\/p>\n<h3>Short-Circuit \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f<\/h3>\n<p>\u1018\u101b\u102d\u1010\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a contactor \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101d\u102b\u101a\u102c\u1000\u103c\u102d\u102f\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u1015\u103b\u1000\u103a\u1005\u102e\u1038\u1019\u102e \u1015\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1014\u1031\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1015\u1031\u1038\u101b\u1015\u102b\u1019\u100a\u103a\u104b \u1001\u103b\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1001\u101b\u102e\u1038\u1006\u1000\u103a\u1010\u1004\u103a (I<sub>inst<\/sub>) \u101e\u100a\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u104f FLC 1.5-2.5x \u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1025\u1015\u1019\u102c\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a\u104a 15A \u1019\u1031\u102c\u103a\u1010\u102c\u101e\u100a\u103a 22.5\u201337.5A \u1001\u103b\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1006\u1000\u103a\u1010\u1004\u103a\u1016\u103c\u1004\u1037\u103a breaker \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b<\/p>\n<h3>\u1021\u1015\u1030\u101c\u103d\u1014\u103a\u1000\u1032\u1019\u103e\u102f \u1015\u1030\u1038\u1015\u1031\u102b\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1001\u103c\u1004\u103a\u1038<\/h3>\n<p>\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1010\u102d\u102f\u1010\u1031\u102c\u1004\u103a\u1038\u101e\u1031\u102c \u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u1005\u1009\u103a\u1010\u103d\u1004\u103a\u104a \u1021\u1015\u1030\u1015\u103c\u1014\u103a\u1010\u1019\u103a\u1038\u1019\u103b\u102c\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101d\u1014\u103a\u1015\u102d\u102f\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1019\u103b\u102c\u1038 (\u1025\u1015\u1019\u102c\u104a \u1021\u1010\u1014\u103a\u1038\u1021\u1005\u102c\u1038 10\/20) \u101e\u100a\u103a \u1005\u1009\u103a\u1006\u1000\u103a\u1019\u1015\u103c\u1010\u103a overcurrent \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1005\u102e\u1019\u1036\u1001\u1014\u1037\u103a\u1001\u103d\u1032\u101e\u100a\u103a\u104b \u1021\u1014\u103e\u1031\u102c\u1000\u103a\u1021\u101a\u103e\u1000\u103a\u1016\u103c\u1005\u103a\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1014\u103a \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f 1.05\u20131.2x FLC \u101e\u102d\u102f\u1037 \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1015\u102b\u104b<\/p>\n<p><strong>\u1021\u101b\u1031\u1038\u1015\u102b\u101e\u1031\u102c \u1015\u1030\u1038\u1015\u1031\u102b\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1019\u103e\u102f\u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038-<\/strong> \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u104f \u1001\u101b\u102e\u1038\u1005\u1009\u103a\u1019\u103b\u1009\u103a\u1038\u1000\u103d\u1031\u1038\u101e\u100a\u103a contactor \u101e\u100a\u103a \u104e\u1004\u103a\u1038\u104f \u1000\u103d\u1032\u1011\u103d\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038\u1011\u1000\u103a \u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u104d \u101b\u1031\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1018\u101a\u103a\u101e\u1031\u102c\u1021\u1001\u102b\u1019\u103b\u103e \u1021\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1021\u101a\u103e\u1000\u103a\u1019\u1016\u103c\u1005\u103a\u1005\u1031\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u1031\u1001\u103b\u102c\u1005\u1031\u101b\u1019\u100a\u103a\u104b \u1025\u1015\u1019\u102c\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a\u104a contactor \u101e\u100a\u103a 1 \u1005\u1000\u1039\u1000\u1014\u1037\u103a\u1021\u1010\u103d\u1000\u103a 2,400A \u1021\u1010\u103d\u1000\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u1015\u102b\u1000\u104a breaker \u101e\u100a\u103a \u1024\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1021\u1031\u102c\u1000\u103a\u101e\u102d\u102f\u1037 \u101c\u100a\u103a\u1015\u1010\u103a\u1014\u1031\u101e\u1004\u1037\u103a\u101e\u100a\u103a\u104b<\/p>\n<h2>Motor Control Centers (MCCs) \u1010\u103d\u1004\u103a \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038 \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1001\u103c\u1004\u103a\u1038<\/h2>\n<p>\u1001\u1031\u1010\u103a\u1019\u102e MCC \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1021\u1010\u103d\u1000\u103a solid-state circuit breakers (SSCBs) \u1000\u102d\u102f \u1015\u102d\u102f\u1019\u102d\u102f\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101c\u102c\u101e\u100a\u103a\u104b \u1025\u1015\u1019\u102c\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 380VAC\/63A SSCB \u101e\u100a\u103a Soft-start \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038\u104a \u1021\u1019\u103e\u102c\u1038\u1021\u101a\u103d\u1004\u103a\u1038 \u1001\u103d\u1032\u1001\u103c\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1015\u1030\u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u1005\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u1010\u103d\u1004\u103a \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u101b\u1031\u1021\u1010\u103d\u1000\u103a\u1014\u103e\u1004\u1037\u103a \u1021\u1005\u102d\u102f\u1038\u101b\u1021\u1016\u103d\u1032\u1037\u1014\u1031\u101b\u102c\u101c\u103d\u1010\u103a\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/p>\n<h3>Case Study- SSCB \u104f \u1021\u102c\u1038\u101e\u102c\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/h3>\n<ul>\n<li><strong>Inrush \u101c\u103b\u1031\u102c\u1037\u1015\u102b\u1038\u101b\u1031\u1038-<\/strong> Soft-start \u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1016\u102d\u1021\u102c\u1038\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1015\u1031\u1038\u1000\u102c 50-70% \u1016\u103c\u1004\u1037\u103a \u1019\u1031\u102c\u103a\u1010\u102c inrush \u101b\u1031\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/li>\n<li><strong>\u1021\u1019\u103e\u102c\u1038\u1000\u1004\u103a\u1038\u101b\u103e\u1004\u103a\u1038\u101b\u1031\u1038-<\/strong> \u1019\u102d\u102f\u1000\u103a\u1001\u101b\u102d\u102f\u1005\u1000\u1039\u1000\u1014\u1037\u103a\u1021\u1006\u1004\u1037\u103a \u1010\u102f\u1036\u1037\u1015\u103c\u1014\u103a\u1019\u103e\u102f\u1021\u1001\u103b\u102d\u1014\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1014\u1031\u1001\u103b\u102d\u1014\u103a\u1010\u103d\u1004\u103a \u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a \u1002\u101f\u1031\u1006\u1031\u102c\u103a\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1010\u102c\u1038\u1006\u102e\u1038\u101e\u100a\u103a\u104b<\/li>\n<\/ul>\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 \u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038<\/h2>\n<h3>\u1021\u1019\u103e\u102c\u1038 1- \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u101c\u103b\u103e\u1031\u102c\u1037\u1015\u102b\u104b<\/h3>\n<p>15A \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1010\u103d\u1000\u103a 10A contactor \u1000\u102d\u102f\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1005\u1010\u1004\u103a\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1005\u1009\u103a\u1021\u1010\u103d\u1004\u103a\u1038 \u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a \u1002\u101f\u1031\u1006\u1031\u102c\u103a\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u1014\u1039\u1010\u101b\u102c\u101a\u103a\u1016\u103c\u1005\u103a\u1005\u1031\u101e\u100a\u103a\u104b <strong>\u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1001\u103b\u1000\u103a:<\/strong> 1.5\u20132.5x FLC \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1000\u102d\u102f \u1000\u103b\u1004\u1037\u103a\u101e\u102f\u1036\u1038\u1015\u103c\u102e\u1038 \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u104f \u1014\u103e\u102d\u1019\u1037\u103a\u1001\u103b\u101e\u1031\u102c \u1007\u101a\u102c\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1005\u1005\u103a\u1006\u1031\u1038\u1015\u102b\u104b<\/p>\n<h3>\u1021\u1019\u103e\u102c\u1038 2- \u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1021\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1021\u102c\u1038 \u101c\u103b\u1005\u103a\u101c\u103b\u1030\u101b\u103e\u102f\u1001\u103c\u1004\u103a\u1038\u104b<\/h3>\n<p>\u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1021\u1015\u1030\u1001\u103b\u102d\u1014\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a contactor \u104f\u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f\u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u101e\u100a\u103a\u104b <strong>\u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1001\u103b\u1000\u103a:<\/strong> \u1015\u1030\u1015\u103c\u1004\u103a\u1038\u101e\u1031\u102c\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1010\u103d\u1004\u103a 10\u201320% \u1016\u103c\u1004\u1037\u103a \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1001\u103b\u1031\u1016\u103b\u1000\u103a\u1015\u102b \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1010\u1004\u103a\u1038\u1021\u1000\u103c\u1015\u103a\u1021\u1021\u1031\u1038\u1001\u1036\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u104b<\/p>\n<h3>\u1021\u1019\u103e\u102c\u1038 3- \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1019\u103e\u102f \u1019\u103e\u102c\u1038\u101a\u103d\u1004\u103a\u1038\u101e\u1031\u102c \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038<\/h3>\n<p>1600A-contactor \u1014\u103e\u1004\u1037\u103a\u1010\u103d\u1032\u1011\u102c\u1038\u101e\u100a\u1037\u103a 1750A \u1010\u103d\u1004\u103a \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c breaker \u101e\u100a\u103a \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1014\u1031\u1001\u103b\u102d\u1014\u103a\u1010\u103d\u1004\u103a contactor \u1000\u102d\u102f \u1015\u103b\u1000\u103a\u1005\u102e\u1038\u1005\u1031\u1015\u102b\u101e\u100a\u103a\u104b <strong>\u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1001\u103b\u1000\u103a:<\/strong> breaker trip curves \u1019\u103b\u102c\u1038\u101e\u100a\u103a contactor \u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101b\u100a\u103a\u101b\u103e\u102d \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u1031\u1001\u103b\u102c\u1015\u102b\u1005\u1031\u104b<\/p>\n<h2>\u1014\u102d\u1002\u102f\u1036\u1038<\/h2>\n<p>\u1019\u1031\u102c\u103a\u1010\u102c\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a contactors \u1014\u103e\u1004\u1037\u103a circuit breakers \u1000\u102d\u102f\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u101e\u102e\u1021\u102d\u102f\u101b\u102e\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1021\u101e\u102d\u1015\u100a\u102c\u1014\u103e\u1004\u1037\u103a \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u103b\u101e\u1031\u102c \u1011\u102d\u102f\u1038\u1011\u103d\u1004\u103a\u1038\u101e\u102d\u1019\u103c\u1004\u103a\u1019\u103e\u102f \u1001\u103b\u102d\u1014\u103a\u1001\u103d\u1004\u103a\u101c\u103b\u103e\u102c\u101c\u102d\u102f\u1021\u1015\u103a\u1015\u102b\u101e\u100a\u103a\u104b \u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u104a \u101c\u103b\u103e\u1015\u103a\u1005\u102e\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038\u101c\u102d\u102f\u1000\u103a\u1016\u1000\u103a\u100a\u102e\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1021\u1015\u101c\u102e\u1000\u1031\u1038\u101b\u103e\u1004\u103a\u1038\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1026\u1038\u1005\u102c\u1038\u1015\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a\u1000\u102d\u102f \u1019\u103c\u103e\u1004\u1037\u103a\u1010\u1004\u103a\u1015\u1031\u1038\u101e\u100a\u1037\u103a \u1000\u103c\u1036\u1037\u1001\u102d\u102f\u1004\u103a\u101e\u1031\u102c\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b SSCBs \u1000\u1032\u1037\u101e\u102d\u102f\u1037\u101e\u1031\u102c \u1011\u103d\u1014\u103a\u1038\u101e\u1005\u103a\u1005\u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1005\u103d\u102c\u1000\u102d\u102f \u1005\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u1010\u100a\u103a\u1038\u101e\u102d\u102f\u1037 \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u1015\u103a\u1001\u103c\u1004\u103a\u1038\u1016\u103c\u1004\u1037\u103a \u1024\u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u1005\u1009\u103a\u1000\u102d\u102f \u1015\u102d\u102f\u1019\u102d\u102f\u101b\u102d\u102f\u1038\u101b\u103e\u1004\u103a\u1038\u1005\u1031\u101e\u100a\u103a\u104b \u1021\u1036\u101d\u1004\u103a\u1001\u103d\u1004\u103a\u1000\u103b\u1016\u103c\u1031\u101b\u103e\u1004\u103a\u1038\u1014\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1010\u102d\u102f\u1004\u103a\u1015\u1004\u103a\u1015\u102b \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1019\u1031\u102c\u103a\u1010\u102c\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a VIOX Electric \u104f\u1000\u103b\u103d\u1019\u103a\u1038\u1000\u103b\u1004\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1015\u102b\u104a \u101e\u1004\u1037\u103a\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101c\u102f\u1015\u103a\u1004\u1014\u103a\u1038\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1005\u100a\u103a\u1038\u1019\u103b\u1009\u103a\u1038\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038\u1014\u103e\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u1015\u103c\u100a\u1037\u103a\u1019\u102e\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u101e\u1031\u1001\u103b\u102c\u1005\u1031\u1015\u102b\u104b<\/p>\n<\/p><\/div>\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Selecting the appropriate contactor and circuit breaker for a motor-driven system is critical for ensuring operational safety, efficiency, and longevity. These components work in tandem to manage power distribution, protect against electrical faults, and enable reliable motor control. This guide synthesizes engineering principles, industry standards, and practical considerations to help engineers and technicians make informed [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":14095,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-14094","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\/14094","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=14094"}],"version-history":[{"count":0,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/posts\/14094\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media\/14095"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/media?parent=14094"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/categories?post=14094"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/my\/wp-json\/wp\/v2\/tags?post=14094"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}