{"id":18412,"date":"2025-07-14T11:35:59","date_gmt":"2025-07-14T03:35:59","guid":{"rendered":"https:\/\/viox.com\/?p=18412"},"modified":"2026-03-27T21:19:50","modified_gmt":"2026-03-27T13:19:50","slug":"complete-guide-to-air-circuit-breakers-acb","status":"publish","type":"post","link":"https:\/\/test.viox.com\/my\/complete-guide-to-air-circuit-breakers-acb\/","title":{"rendered":"Air Circuit Breakers (ACB) \u1021\u1010\u103d\u1000\u103a \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1001\u103b\u1000\u103a\u1021\u1015\u103c\u100a\u1037\u103a\u1021\u1005\u102f\u1036- \u1021\u101c\u102f\u1015\u103a\u1019\u1030\u1018\u1031\u102c\u1004\u103a\u104a \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1019\u103b\u102c\u1038\u104a \u1010\u1015\u103a\u1006\u1004\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u104b"},"content":{"rendered":"
\n

\u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c (ACB) \u1006\u102d\u102f\u1010\u102c\u1018\u102c\u101c\u1032\u104b<\/h2>\n
\"Air
\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a \u1015\u1004\u103a\u1019\u1001\u101c\u102f\u1010\u103a\u1018\u102f\u1010\u103a\u1010\u103d\u1004\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u101e\u100a\u103a \u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u1019\u103e\u102f \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c \u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u1015\u102f\u1036\u1000\u102d\u102f \u101e\u101b\u102f\u1015\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u100a\u103a\u104b.<\/em><\/figcaption><\/figure>\n

\u1010\u1005\u103a\u1001\u102f \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c<\/strong><\/a> \u101e\u100a\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1015\u102d\u102f\u101c\u103b\u103e\u1036\u1019\u103e\u102f\u104a \u101d\u102b\u101a\u102c\u101b\u103e\u1031\u102c\u1037\u1016\u103c\u1005\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103c\u102c\u1038\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1019\u103e \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1014\u103a \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u1021\u1019\u103b\u102c\u1038\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1021\u1010\u102d\u102f\u1000\u1031\u102c\u1000\u103a\u1001\u1031\u102b\u103a\u101d\u1031\u102b\u103a\u1000\u103c\u101e\u100a\u103a\u1019\u103e\u102c ACB<\/strong>, \u1024\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u101e\u100a\u103a \u101c\u1031\u1011\u102f\u1016\u102d\u1021\u102c\u1038\u101b\u103e\u102d\u101c\u1031\u1000\u102d\u102f \u104e\u1004\u103a\u1038\u104f arc-extinguishing medium \u1021\u1016\u103c\u1005\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a \u2014 \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1019\u103e\u102f \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101d\u1014\u103a\u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1016\u103d\u1004\u1037\u103a\u101e\u1031\u102c\u1021\u1001\u102b \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u101c\u102c\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a arc \u1000\u102d\u102f \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1005\u103d\u102c \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u101e\u100a\u1037\u103a \u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u104f \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c \u101c\u1000\u103a\u101b\u103e\u102d\u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a\u104a \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1006\u1000\u103a\u1010\u1004\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1001\u102d\u102f\u1004\u103a\u1001\u1036\u1037\u101e\u1031\u102c \u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u1010\u102d\u102f\u1037\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u102e\u1038\u1015\u103d\u102c\u1038\u1016\u103c\u1005\u103a\u1014\u103e\u1004\u1037\u103a \u1005\u1000\u103a\u1019\u103e\u102f\u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1015\u1004\u103a\u1019\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1018\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u104a \u1001\u101c\u102f\u1010\u103a\u1018\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u104a \u1019\u1031\u102c\u103a\u1010\u102c\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u101b\u1031\u1038\u1005\u1004\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103c\u102c\u1038\u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a\u1019\u103c\u1004\u1037\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1005\u1036\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n

\u1021\u1019\u103c\u1014\u103a\u1000\u102d\u102f\u1038\u1000\u102c\u1038\u1001\u103b\u1000\u103a- ACB \u1021\u1019\u103c\u1014\u103a\u1000\u103c\u100a\u1037\u103a\u1001\u103c\u1004\u103a\u1038<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n
\u1007\u102c\u1010\u102d<\/th>\n\u1021\u1004\u1039\u1010\u102c\u1014\u1000\u1039\u1005\u102c\u1019\u103a\u1000\u1039\u108f\u103d\u102c<\/th>\n<\/tr>\n<\/thead>\n
\u1017\u102d\u102f\u1037\u1015\u1038\u1001\u103a\u1000\u1039<\/strong><\/td>\n\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a (IEC 60947-2 \u1021\u101b 690 V AC \u1021\u1011\u102d)<\/td>\n<\/tr>\n
\u101c\u1000\u103a\u101b\u103e\u102d \u1021\u1010\u102d\u102f\u1004\u103a\u1038\u1021\u1010\u102c<\/strong><\/td>\n\u1021\u1019\u103b\u102c\u1038\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 630 A \u1019\u103e 6300 A (\u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1021\u101c\u102d\u102f\u1000\u103a \u1000\u103d\u1032\u1015\u103c\u102c\u1038\u101e\u100a\u103a)<\/td>\n<\/tr>\n
\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u1001\u1014\u103a\u1038\u1000\u100f\u1039\u100d<\/strong><\/td>\n\u1015\u1004\u103a\u1019\u101d\u1004\u103a\u1015\u1031\u102b\u1000\u103a\u104a \u1018\u1010\u103a\u1005\u103a\u1000\u102c\u1038\u1010\u103d\u1032\u1016\u1000\u103a\u104a \u1002\u103b\u1004\u103a\u1014\u101b\u1031\u1010\u102c\u1018\u101b\u102d\u1010\u103a\u1000\u102c<\/td>\n<\/tr>\n
\u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u1019\u103e\u102f \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038<\/strong><\/td>\n\u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1006\u103d\u1032\u1011\u102f\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c<\/td>\n<\/tr>\n
\u1001\u101b\u102e\u1038\u101a\u1030\u1014\u1005\u103a<\/strong><\/td>\n\u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c LSI\/LSIG \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1015\u102b\u101b\u103e\u102d\u101e\u1031\u102c \u1021\u102e\u101c\u1000\u103a\u1011\u101b\u103d\u1014\u103a\u1038\u1014\u1005\u103a (\u1019\u102d\u102f\u1000\u103a\u1001\u101b\u102d\u102f\u1015\u101b\u102d\u102f\u1006\u1000\u103a\u1006\u102c\u1021\u1001\u103c\u1031\u1001\u1036)<\/td>\n<\/tr>\n
Arc Medium<\/strong><\/td>\n\u101c\u1031\u1011\u102f\u1016\u102d\u1021\u102c\u1038\u101b\u103e\u102d \u101c\u1031<\/td>\n<\/tr>\n
\u1019\u1030\u101c\u1005\u1036\u1014\u103e\u102f\u1014\u103a\u1038<\/strong><\/td>\nIEC 60947-2 (\u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1012\u1031\u101e\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u100a\u102e\u1019\u103b\u103e\u101e\u1031\u102c)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

ACB \u1014\u103e\u1004\u1037\u103a MCCB \u1014\u103e\u1004\u1037\u103a VCB- \u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1001\u103c\u1004\u103a\u1038<\/h2>\n
\"Comparison
\u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c (ACB)\u104a Molded Case Circuit Breakers (MCCB) \u1014\u103e\u1004\u1037\u103a Vacuum Circuit Breakers (VCB) \u1021\u1000\u103c\u102c\u1038 \u1021\u1013\u102d\u1000\u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u104a \u1021\u1001\u1014\u103a\u1038\u1000\u100f\u1039\u100d\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1016\u103d\u1032\u1037\u1005\u100a\u103a\u1038\u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u1015\u102f\u1036\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1000\u103d\u1032\u1015\u103c\u102c\u1038\u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u1031\u1038\u1005\u102d\u1010\u103a\u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u1031\u102c \u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1007\u101a\u102c\u1038\u104b.<\/em><\/figcaption><\/figure>\n

\u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1021\u1006\u1004\u1037\u103a\u1010\u103d\u1004\u103a \u1019\u100a\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a \u1021\u1036\u101d\u1004\u103a\u1001\u103d\u1004\u103a\u1000\u103b\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u1000\u102d\u102f \u1014\u102c\u1038\u101c\u100a\u103a\u101b\u1014\u103a \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u1000\u102d\u102f \u1006\u1000\u103a\u1005\u1015\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u101b\u1014\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a\u104b \u1021\u1031\u102c\u1000\u103a\u1016\u1031\u102c\u103a\u1015\u103c\u1015\u102b\u1007\u101a\u102c\u1038\u101e\u100a\u103a ACBs \u101e\u100a\u103a molded case circuit breakers \u1014\u103e\u1004\u1037\u103a vacuum circuit breakers \u1010\u102d\u102f\u1037\u1014\u103e\u1004\u1037\u103a \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1000\u103d\u102c\u1001\u103c\u102c\u1038\u1000\u103c\u1031\u102c\u1004\u103a\u1038 \u1016\u1031\u102c\u103a\u1015\u103c\u1011\u102c\u1038\u101e\u100a\u103a-<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
\u1021\u1004\u103a\u1039\u1002\u102b<\/th>\nACB<\/th>\nMCCB<\/th>\nVCB<\/th>\n<\/tr>\n<\/thead>\n
\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u1010\u1014\u103a\u1038\u1021\u1005\u102c\u1038<\/strong><\/td>\n\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a (\u2264690 V)<\/td>\n\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a (\u2264690 V)<\/td>\n\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u101c\u101a\u103a\u1021\u101c\u1010\u103a (3.3\u201336 kV)<\/td>\n<\/tr>\n
\u101c\u1000\u103a\u101b\u103e\u102d \u1021\u1010\u102d\u102f\u1004\u103a\u1038\u1021\u1010\u102c<\/strong><\/td>\n630\u20136300 A<\/td>\n16\u20132500 A<\/td>\n630\u20134000 A<\/td>\n<\/tr>\n
\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u1001\u1014\u103a\u1038\u1000\u100f\u1039\u100d<\/strong><\/td>\n\u1015\u1004\u103a\u1019\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038 \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038<\/td>\nFeeder \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f<\/td>\n\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u101c\u101a\u103a\u1021\u101c\u1010\u103a\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1001\u103c\u1004\u103a\u1038<\/td>\n<\/tr>\n
\u1001\u101b\u102e\u1038\u101a\u1030\u1014\u1005\u103a<\/strong><\/td>\n\u1021\u102e\u101c\u1000\u103a\u1011\u101b\u103d\u1014\u103a\u1038\u1014\u1005\u103a\u104a \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c<\/td>\n\u1021\u1015\u1030-\u101e\u1036\u101c\u102d\u102f\u1000\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u102e\u101c\u1000\u103a\u1011\u101b\u103d\u1014\u103a\u1038\u1014\u1005\u103a<\/td>\nRelay-based<\/td>\n<\/tr>\n
\u1006\u1031\u102c\u1000\u103a\u101c\u102f\u1015\u103a\u101b\u1031\u1038<\/strong><\/td>\n\u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1006\u103d\u1032\u1011\u102f\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c<\/td>\n\u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c (bolt-on\/plug-in)<\/td>\n\u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101b\u102f\u1015\u103a\u101e\u102d\u1019\u103a\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c<\/td>\n<\/tr>\n
Arc Medium<\/strong><\/td>\n\u101c\u1031<\/td>\n\u101c\u1031<\/td>\n\u101c\u1031\u101f\u102c\u1014\u101a\u103a<\/td>\n<\/tr>\n
\u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1015\u1031\u1038\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f<\/strong><\/td>\n\u101c\u101a\u103a\u1015\u103c\u1004\u103a\u1010\u103d\u1004\u103a \u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c<\/td>\n\u1010\u1036\u1006\u102d\u1015\u103a\u1001\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c\u104a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u1021\u1000\u1014\u1037\u103a\u1021\u101e\u1010\u103a\u101b\u103e\u102d\u101e\u1031\u102c<\/td>\n\u1010\u1036\u1006\u102d\u1015\u103a\u1001\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1016\u102f\u1014\u103a\u1005\u102f\u1015\u103a\u1015\u102f\u101c\u1004\u103a\u1038\u1019\u103b\u102c\u1038<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

ACB \u101e\u100a\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1015\u1004\u103a\u1019\u1001\u101c\u102f\u1010\u103a\u1018\u102f\u1010\u103a\u1021\u1006\u1004\u1037\u103a\u1010\u103d\u1004\u103a incomer \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a bus coupler \u1021\u1016\u103c\u1005\u103a \u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1015\u103c\u102e\u1038\u104a MCCBs<\/a> \u1021\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038 feeders \u1014\u103e\u1004\u1037\u103a \u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1015\u102b\u104b VCB \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101c\u102f\u1036\u1038\u101d\u1000\u103d\u1032\u1015\u103c\u102c\u1038\u1001\u103c\u102c\u1038\u1014\u102c\u1038\u101e\u1031\u102c \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u1010\u1014\u103a\u1038\u1021\u1005\u102c\u1038 \u2014 \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1021\u101c\u101a\u103a\u1021\u101c\u1010\u103a \u2014 \u1010\u103d\u1004\u103a\u101c\u100a\u103a\u1015\u1010\u103a\u1015\u103c\u102e\u1038 \u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1011\u101b\u1014\u103a\u1005\u1016\u1031\u102c\u103a\u1019\u102c\u104f \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u1010\u100a\u103a\u101b\u103e\u102d\u101e\u100a\u103a\u104b.<\/p>\n

\u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1010\u103d\u1004\u103a\u104a ACB \u1000\u102d\u102f \u1005\u1014\u1005\u103a\u101c\u1000\u103a\u101b\u103e\u102d\u101e\u100a\u103a \u101e\u1031\u1038\u1004\u101a\u103a\u101e\u1031\u102c branch-circuit \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038 \u1000\u102d\u102f\u1004\u103a\u1010\u103d\u101a\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u1011\u1000\u103a \u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u101e\u1031\u102c\u1021\u1001\u102b\u104a \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1006\u1000\u103a\u1010\u1004\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1010\u102d\u1000\u103b\u1005\u103d\u102c \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u101b\u1014\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u1037\u103a\u1021\u1001\u102b \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u1005\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u1000\u102d\u102f \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u1019\u101b\u103e\u102d\u1018\u1032 \u1005\u1005\u103a\u1006\u1031\u1038\u1001\u103c\u1004\u103a\u1038\u104a \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1010\u1005\u103a\u1001\u102f \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u1037\u103a\u1021\u1001\u102b \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u101e\u100a\u103a\u104b \u1011\u102d\u102f\u1037\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u1019\u103b\u102c\u1038\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1006\u103d\u1031\u1038\u1014\u103d\u1031\u1038\u1000\u103c\u101e\u100a\u103a\u104b MCCBs<\/a> \u1011\u1000\u103a MCBs<\/a> \u2014 ACBs \u101e\u100a\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1021\u1006\u1004\u1037\u103a\u104f \u1011\u102d\u1015\u103a\u1006\u102f\u1036\u1038\u1010\u103d\u1004\u103a \u1010\u100a\u103a\u101b\u103e\u102d\u1015\u103c\u102e\u1038 \u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u1019\u103c\u1004\u1037\u103a\u1006\u102f\u1036\u1038\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u101c\u103d\u1014\u103a\u1010\u1031\u102c\u1004\u103a\u1038\u1006\u102d\u102f\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u101b\u103e\u102d\u101e\u100a\u103a\u104b.<\/p>\n

\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a ACB \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a\u1000\u102d\u102f IEC 60947-2 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1012\u1031\u101e\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u100a\u102e\u1019\u103b\u103e\u101e\u1031\u102c (\u1019\u103c\u1031\u102c\u1000\u103a\u1021\u1019\u1031\u101b\u102d\u1000\u1010\u103d\u1004\u103a UL 1066\u104a \u1010\u101b\u102f\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u1004\u1036\u1010\u103d\u1004\u103a GB 14048.2) \u104f \u1019\u1030\u1018\u1031\u102c\u1004\u103a\u1021\u1010\u103d\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u1006\u103d\u1031\u1038\u1014\u103d\u1031\u1038\u101c\u1031\u1037\u101b\u103e\u102d\u101e\u100a\u103a\u104b \u1021\u1010\u102d\u102f\u1000\u1031\u102c\u1000\u103a\u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u101e\u1004\u103a\u101b\u103e\u102c\u1016\u103d\u1031\u1014\u1031\u1015\u102b\u1000\u104a, \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1006\u102d\u102f\u1004\u103a\u101b\u102c ACB \u1015\u102f\u1036\u1005\u1036\u1021\u1015\u103c\u100a\u1037\u103a\u1021\u1005\u102f\u1036<\/a> \u101e\u100a\u103a \u1010\u102d\u102f\u1010\u1031\u102c\u1004\u103a\u1038\u101e\u1031\u102c \u1010\u103d\u1032\u1016\u1000\u103a\u1005\u102c\u1019\u103b\u1000\u103a\u1014\u103e\u102c\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n

ACB \u1006\u102d\u102f\u1010\u102c\u1018\u102c\u101c\u1032<\/h2>\n

\u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u101e\u100a\u103a \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c \u101c\u1000\u103a\u101b\u103e\u102d\u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a\u104a \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u101b\u1031\u101b\u103e\u100a\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f\u1010\u102d\u102f\u1037\u101e\u100a\u103a \u1010\u1005\u103a\u1015\u103c\u102d\u102f\u1004\u103a\u1014\u1000\u103a\u1010\u100a\u103a\u1038 \u1021\u101b\u1031\u1038\u1015\u102b\u101e\u100a\u1037\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a\u1015\u102b\u101d\u102b\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1001\u103b\u102f\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u101e\u100a\u1037\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b ACB \u1000\u102d\u102f \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1015\u1031\u1038\u101e\u100a\u1037\u103a\u1021\u101b\u102c\u1000\u102d\u102f \u1014\u102c\u1038\u101c\u100a\u103a\u101b\u1014\u103a arc-extinguishing medium \u1000\u102d\u102f \u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u1000\u103c\u100a\u1037\u103a\u101b\u103e\u102f\u101b\u1014\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u103a \u2014 \u1000\u103d\u102c\u1001\u103c\u102c\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1016\u103d\u1032\u1037\u1005\u100a\u103a\u1038\u1010\u100a\u103a\u1006\u1031\u102c\u1000\u103a\u1015\u102f\u1036\u104a \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1019\u103b\u102c\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n

ACB \u101e\u100a\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1021\u1001\u103c\u102c\u1038\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u102d\u101e\u102c\u1038\u1005\u102f\u1019\u103b\u102c\u1038\u1011\u1000\u103a \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c \u1016\u101b\u102d\u1019\u103a\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u1006\u1004\u1037\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u101c\u1000\u103a\u101b\u103e\u102d\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u1031\u1038\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u103a\u104b MCCB \u101e\u100a\u103a \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1015\u1031\u102b\u103a\u1019\u1030\u1010\u100a\u103a\u104d 1600 A \u1019\u103e 2500 A \u1021\u1011\u102d \u101b\u1031\u102c\u1000\u103a\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u103d\u1004\u103a \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a 630 A \u1019\u103e 6300 A \u1021\u1011\u102d \u1021\u1000\u103b\u102f\u1036\u1038\u101d\u1004\u103a\u1015\u103c\u102e\u1038 \u1005\u1000\u103a\u1019\u103e\u102f\u1019\u1031\u102c\u103a\u1012\u101a\u103a\u1021\u1001\u103b\u102d\u102f\u1037\u101e\u100a\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u1005\u103d\u102c \u1010\u102d\u102f\u1038\u1001\u103b\u1032\u1037\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u1024\u101c\u1000\u103a\u101b\u103e\u102d\u1005\u103d\u1019\u103a\u1038\u101b\u100a\u103a\u101e\u100a\u103a \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u101d\u1014\u103a\u101e\u100a\u103a \u1005\u1000\u103a\u1010\u1005\u103a\u1001\u102f\u1010\u100a\u103a\u1038\u1019\u103e\u1010\u1006\u1004\u1037\u103a \u1005\u102e\u1038\u1006\u1004\u103a\u1038\u101e\u100a\u1037\u103a \u1015\u1004\u103a\u1019\u1001\u101c\u102f\u1010\u103a\u1018\u102f\u1010\u103a\u1021\u101e\u102f\u1036\u1038\u1001\u103b\u1015\u101b\u102d\u102f\u1002\u101b\u1019\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1019\u101b\u103e\u102d\u1019\u1016\u103c\u1005\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n

\u1001\u1031\u1010\u103a\u1019\u102e ACB \u101b\u103e\u102d \u1021\u102e\u101c\u1000\u103a\u1011\u101b\u103d\u1014\u103a\u1038\u1014\u1005\u103a\u1001\u101b\u102e\u1038\u1005\u1009\u103a\u101a\u1030\u1014\u1005\u103a\u101e\u100a\u103a \u1019\u102d\u102f\u1000\u103a\u1001\u101b\u102d\u102f\u1015\u101b\u102d\u102f\u1006\u1000\u103a\u1006\u102c\u1021\u1001\u103c\u1031\u1001\u1036 \u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u1015\u1005\u103a\u1000\u1015\u103a\u1021\u1006\u1004\u1037\u103a\u1019\u103b\u102c\u1038\u104a \u1021\u1001\u103b\u102d\u1014\u103a\u1014\u103e\u1031\u102c\u1004\u1037\u103a\u1014\u103e\u1031\u1038\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u1009\u103a\u1038\u1000\u103d\u1031\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1007\u102f\u1014\u103a\u1019\u103b\u102c\u1038\u1005\u103d\u102c \u2014 \u1021\u1001\u103b\u102d\u1014\u103a\u1000\u103c\u102c\u1019\u103c\u1004\u1037\u103a\u1005\u103d\u102c\u104a \u1021\u1001\u103b\u102d\u1014\u103a\u1010\u102d\u102f\u1021\u1010\u103d\u1004\u103a\u1038\u104a \u1001\u103b\u1000\u103a\u1001\u103b\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1019\u103c\u1031\u1015\u103c\u1004\u103a\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1019\u103e\u102f\u1010\u102d\u102f\u1037\u1010\u103d\u1004\u103a \u1015\u101b\u102d\u102f\u1002\u101b\u1019\u103a\u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u1024\u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f\u101e\u100a\u103a ACB \u1021\u102c\u1038 \u1021\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1005\u1014\u1005\u103a\u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038 \u1001\u101b\u102e\u1038\u1011\u103d\u1000\u103a\u1001\u103c\u1004\u103a\u1038\u1011\u1000\u103a \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u101b\u103e\u1004\u103a\u1038\u101c\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u101e\u1031\u1001\u103b\u102c\u1005\u1031\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a \u1021\u1011\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u101e\u102f\u1036\u1038\u1021\u1006\u1031\u102c\u1004\u103a \u1000\u102c\u1000\u103d\u101a\u103a\u101b\u1031\u1038\u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1005\u1014\u1005\u103a\u1010\u1000\u103b \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u1031\u1015\u102b\u101e\u100a\u103a\u104b MCCBs<\/a> \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u1036\u1001\u103b\u102d\u1014\u103a\u1005\u1036\u100a\u103d\u103e\u1014\u103a\u1038\u1019\u102e\u101e\u1031\u102c \u1015\u102f\u1001\u1000\u103a\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038\u104a \u1021\u1015\u103c\u1014\u103a\u1021\u101c\u103e\u1014\u103a\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u101e\u100a\u1037\u103a \u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1006\u1000\u103a\u101e\u103d\u101a\u103a\u101b\u1031\u1038\u1021\u1004\u103a\u1010\u102c\u1016\u1031\u1037\u1005\u103a\u1019\u103b\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1017\u101f\u102d\u102f\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1021\u1016\u103c\u1005\u103a \u1001\u101c\u102f\u1010\u103a\u1018\u102f\u1010\u103a\u1019\u103b\u102c\u1038\u1011\u1032\u101e\u102d\u102f\u1037 \u1015\u1031\u102b\u1004\u103a\u1038\u1005\u100a\u103a\u1038\u101b\u1014\u103a \u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u1011\u102f\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b ACB \u1019\u102d\u101e\u102c\u1038\u1005\u102f\u1021\u1019\u103b\u102c\u1038\u1005\u102f\u101e\u100a\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c\u1014\u103e\u1004\u1037\u103a \u1006\u103d\u1032\u1011\u102f\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c \u1015\u102f\u1036\u1005\u1036\u1014\u103e\u1005\u103a\u1019\u103b\u102d\u102f\u1038\u101c\u102f\u1036\u1038\u1010\u103d\u1004\u103a \u101b\u101b\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u1015\u103c\u102e\u1038 \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1019\u103b\u102c\u1038\u1021\u102c\u1038 \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1015\u102f\u1036\u1005\u1036\u1000\u102d\u102f \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1000\u102d\u102f\u1000\u103a\u100a\u102e\u1005\u1031\u101b\u1014\u103a \u101c\u102d\u102f\u1000\u103a\u101c\u103b\u1031\u102c\u100a\u102e\u1011\u103d\u1031\u1016\u103c\u1005\u103a\u1005\u1031\u101e\u100a\u103a \u2014 \u101e\u1031\u1038\u1004\u101a\u103a\u101e\u1031\u102c \u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1019\u1015\u1031\u102b\u103a\u1015\u1031\u102b\u1000\u103a\u101e\u100a\u1037\u103a \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u1019\u103e\u102f\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n

\u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c.<\/p>\n

\u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u102b\u101d\u102b\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u1019\u103e\u102f \u101c\u1000\u103a\u101b\u103e\u102d\u1021\u1006\u1004\u1037\u103a\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1005\u1036 branch protection \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u104f \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u103b\u101e\u1031\u102c \u1021\u1000\u103d\u102c\u1021\u101d\u1031\u1038\u1011\u1000\u103a \u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u102d\u102f\u1004\u103a\u1038\u1014\u103e\u1004\u1037\u103a \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c\u104a \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u101e\u100a\u103a \u1019\u101b\u103e\u102d\u1019\u1016\u103c\u1005\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u100a\u1037\u103a\u1014\u1031\u101b\u102c\u1010\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u102b\u101e\u100a\u103a\u104b \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a\u1021\u1006\u1004\u1037\u103a\u1010\u103d\u1004\u103a\u104a ACB \u101e\u100a\u103a \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1011\u1031\u102c\u1000\u103a\u1015\u1036\u1037\u1019\u103e\u102f\u104f\u1019\u1030\u101c\u1021\u1005\u1014\u103e\u1004\u1037\u103a \u1021\u1014\u102e\u1038\u1006\u102f\u1036\u1038\u1010\u103d\u1004\u103a \u1010\u100a\u103a\u101b\u103e\u102d\u101e\u100a\u103a \u2014 \u101c\u1000\u103a\u101b\u103e\u102d\u101e\u100a\u103a \u1021\u1019\u103c\u1004\u1037\u103a\u1006\u102f\u1036\u1038\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1015\u103b\u1000\u103a\u1000\u103d\u1000\u103a\u1015\u102b\u1000 \u1021\u1000\u103b\u101a\u103a\u1015\u103c\u1014\u1037\u103a\u1006\u102f\u1036\u1038\u1021\u1000\u103b\u102d\u102f\u1038\u1006\u1000\u103a\u1019\u103b\u102c\u1038 \u101b\u103e\u102d\u101c\u102d\u1019\u1037\u103a\u1019\u100a\u103a\u104b<\/h2>\n

\u1021\u101e\u102f\u1036\u1038\u1021\u1019\u103b\u102c\u1038\u1006\u102f\u1036\u1038 application \u101e\u100a\u103a.<\/p>\n

\u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a\u1001\u101c\u102f\u1010\u103a\u1018\u102f\u1010\u103a\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1015\u1004\u103a\u1019\u101d\u1004\u103a\u1015\u1031\u102b\u1000\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c \u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1011\u101b\u1014\u103a\u1005\u1016\u1031\u102c\u103a\u1019\u102c\u101e\u100a\u103a \u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u1019\u103e\u102f\u1021\u1010\u103d\u1000\u103a \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1000\u102d\u102f 400 V \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a 415 V \u101e\u102d\u102f\u1037 \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u101e\u1031\u102c\u1021\u1001\u102b\u104a \u1012\u102f\u1010\u102d\u101a\u1018\u1000\u103a\u1001\u103c\u1019\u103a\u1038\u101b\u103e\u102d \u1015\u1004\u103a\u1019\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u101e\u100a\u103a \u1021\u1019\u103c\u1032\u101c\u102d\u102f\u101c\u102d\u102f ACB \u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038\u104a \u101d\u1014\u103a\u1021\u102c\u1038\u1021\u1015\u103c\u100a\u1037\u103a\u1000\u102d\u102f \u101e\u101a\u103a\u1006\u1031\u102c\u1004\u103a\u1000\u102c \u1018\u1010\u103a\u1005\u103a\u1000\u102c\u1038\u1010\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u1021\u1010\u103d\u1000\u103a overcurrent \u1014\u103e\u1004\u1037\u103a short-circuit \u1000\u102c\u1000\u103d\u101a\u103a\u1019\u103e\u102f\u1000\u102d\u102f \u1015\u1031\u1038\u101e\u100a\u103a\u104b<\/strong> \u1018\u1010\u103a\u1005\u103a\u1000\u102c\u1038\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1000\u103c\u102c\u1038 \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038.<\/p>\n

\u101e\u100a\u103a \u1021\u1001\u103c\u102c\u1038\u1021\u1013\u102d\u1000 application \u1000\u102d\u102f \u1000\u102d\u102f\u101a\u103a\u1005\u102c\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104b \u1006\u1031\u1038\u101b\u102f\u1036\u1019\u103b\u102c\u1038\u104a \u1012\u1031\u1010\u102c\u1005\u1004\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1021\u1016\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u101e\u1031\u102c split-bus configurations \u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u101e\u100a\u103a \u1018\u1010\u103a\u1005\u103a\u1000\u102c\u1038\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1014\u103e\u1005\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1000\u102d\u102f \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1010\u1005\u103a\u1015\u103c\u102d\u102f\u1004\u103a\u1014\u1000\u103a\u1010\u100a\u103a\u1038 \u101d\u1004\u103a\u101c\u102c\u101e\u1031\u102c \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1014\u103e\u1005\u103a\u1001\u102f\u101c\u102f\u1036\u1038\u1014\u103e\u1004\u1037\u103a \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u101b\u1019\u100a\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b<\/strong> \u1002\u103b\u1004\u103a\u1014\u101b\u1031\u1010\u102c\u1014\u103e\u1004\u1037\u103a \u101c\u103d\u103e\u1032\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1001\u101c\u102f\u1010\u103a\u1018\u102f\u1010\u103a\u1019\u103b\u102c\u1038. \u101e\u100a\u103a ACB \u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1019\u103e\u102e\u1001\u102d\u102f\u1021\u102c\u1038\u1011\u102c\u1038\u101b\u101e\u100a\u103a\u104a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a\u1006\u102d\u102f\u101e\u1031\u102c\u103a \u1021\u102e\u101c\u1000\u103a\u1011\u101b\u103d\u1014\u103a\u1038\u1014\u1005\u103a\u1001\u101b\u102e\u1038\u1005\u1009\u103a\u101a\u1030\u1014\u1005\u103a\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1021\u1006\u1031\u102c\u1004\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1011\u1000\u103a \u1000\u103d\u1032\u1015\u103c\u102c\u1038\u101e\u100a\u1037\u103a \u1002\u103b\u1004\u103a\u1014\u101b\u1031\u1010\u102c\u1021\u101b\u1004\u103a\u1038\u1021\u1019\u103c\u1005\u103a\u1019\u103b\u102c\u1038\u104f \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u101c\u1000\u1039\u1001\u100f\u102c\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u1015\u103c\u1004\u103a\u1006\u1004\u103a\u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b<\/strong> \u101e\u100a\u103a \u101c\u1031\u1038\u101c\u1036\u101e\u1031\u102c \u1005\u1000\u103a\u1019\u103e\u102f\u1015\u1010\u103a\u101d\u1014\u103a\u1038\u1000\u103b\u1004\u103a\u1019\u103b\u102c\u1038 \u2014 \u101e\u1036\u1019\u100f\u102d\u1005\u1000\u103a\u101b\u102f\u1036\u1019\u103b\u102c\u1038\u104a \u101b\u1031\u1014\u1036\u1013\u102c\u1010\u102f\u1005\u1000\u103a\u101b\u102f\u1036\u1019\u103b\u102c\u1038\u104a \u101b\u1031\u1015\u1031\u1038\u101d\u1031\u101b\u1031\u1038\u1005\u1000\u103a\u101b\u102f\u1036\u1019\u103b\u102c\u1038 \u2014 \u1010\u103d\u1004\u103a ACB \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u1004\u103a\u1019\u101d\u1004\u103a\u101c\u102c\u101e\u100a\u1037\u103a\u1000\u102d\u101b\u102d\u101a\u102c\u1021\u1016\u103c\u1005\u103a \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104a \u101d\u1004\u103a\u101c\u102c\u101e\u1030\u101e\u100a\u103a \u1021\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u1031\u102c\u103a\u1010\u102c\u1006\u102c\u1038\u1000\u1005\u103a \u1012\u102b\u1007\u1004\u103a\u1015\u1031\u102b\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u1005\u103d\u102c\u1014\u103e\u1004\u1037\u103a \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1014\u1031\u1005\u1009\u103a 2000 A \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1011\u102d\u102f\u1037\u1011\u1000\u103a\u1015\u102d\u102f\u104d \u101e\u101a\u103a\u1006\u1031\u102c\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n

\u1019\u1031\u102c\u103a\u1010\u102c\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u101b\u1031\u1038\u1005\u1004\u103a\u1010\u102c\u1019\u103b\u102c\u1038<\/strong> \u1000\u103c\u102e\u1038\u1019\u102c\u1038\u101e\u1031\u102c \u1005\u1000\u103a\u1019\u103e\u102f feeders. \u1005\u102e\u1038\u1015\u103d\u102c\u1038\u1016\u103c\u1005\u103a\u1021\u1006\u1031\u102c\u1000\u103a\u1021\u1026 \u1015\u1004\u103a\u1019\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1005\u1014\u1005\u103a\u1019\u103b\u102c\u1038<\/strong> \u1014\u103e\u1004\u1037\u103a \u2014 \u101b\u102f\u1036\u1038\u1001\u1014\u103a\u1038\u1010\u102c\u101d\u102b\u1019\u103b\u102c\u1038\u104a \u1008\u1031\u1038\u101d\u101a\u103a\u1005\u1004\u103a\u1010\u102c\u1019\u103b\u102c\u1038\u104a \u101c\u1031\u1006\u102d\u1015\u103a\u1019\u103b\u102c\u1038 \u2014 \u101e\u100a\u103a\u101c\u100a\u103a\u1038 \u101d\u1004\u103a\u101c\u102c\u101e\u1031\u102c\u1014\u103e\u1004\u1037\u103a \u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1019\u103b\u102c\u1038\u1021\u1016\u103c\u1005\u103a ACB \u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1010\u103d\u1004\u103a \u1019\u1030\u1010\u100a\u103a\u101e\u100a\u103a\u104b<\/strong> \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1021\u1019\u103b\u102c\u1038\u1005\u102f\u1010\u103d\u1004\u103a \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1000\u102d\u102f \u1014\u1031\u102c\u1000\u103a\u1006\u102f\u1036\u1038\u1006\u102c\u1038\u1000\u1005\u103a\u1010\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u1001\u103c\u1004\u103a\u1038\u1019\u101b\u103e\u102d\u1015\u102b\u104b \u104e\u1004\u103a\u1038\u1000\u102d\u102f \u1017\u102d\u102f\u1037\u1021\u102c\u1038\u1014\u102d\u1019\u1037\u103a\u1016\u103c\u1014\u1037\u103a\u1016\u103c\u1030\u1038\u101b\u1031\u1038\u1005\u1014\u1005\u103a\u104f \u1019\u1030\u101c\u1021\u1005\u1014\u103e\u1004\u1037\u103a \u1015\u102d\u102f\u1019\u102d\u102f\u1014\u102e\u1038\u1000\u1015\u103a\u1005\u103d\u102c\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1015\u103c\u102e\u1038\u104a \u1015\u102d\u102f\u1000\u103c\u102e\u1038\u101e\u1031\u102c\u101c\u1000\u103a\u101b\u103e\u102d\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1019\u103e\u102f\u1010\u102c\u101d\u1014\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u102c\u101b\u102f\u1036\u1005\u102d\u102f\u1000\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b.<\/p>\n

\u1021\u1031\u102c\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102c\u1038\u1000\u1005\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u102c\u1000\u103d\u101a\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b MCCBs<\/a> \u1014\u103e\u1004\u1037\u103a MCBs<\/a> \u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u104f \u1019\u101b\u103e\u102d\u1019\u1016\u103c\u1005\u103a\u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1031\u102c \u1021\u1010\u103d\u1004\u103a\u1038\u1015\u102d\u102f\u1004\u103a\u1038\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038\u104a arc chute\u104a \u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1021\u102e\u101c\u1000\u103a\u1011\u101b\u103d\u1014\u103a\u1038\u1014\u1005\u103a\u1001\u101b\u102e\u1038\u1005\u1009\u103a\u101a\u1030\u1014\u1005\u103a\u1010\u102d\u102f\u1037 \u1015\u102b\u101d\u1004\u103a\u101e\u100a\u1037\u103a \u1014\u100a\u103a\u1038\u1015\u100a\u102c\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1001\u103d\u1032\u1001\u103c\u1019\u103a\u1038\u1005\u102d\u1010\u103a\u1016\u103c\u102c\u1019\u103e\u102f\u104b.<\/p>\n

Air Circuit Breaker \u104f \u1021\u1013\u102d\u1000 \u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038<\/h2>\n
\"Technical
\u1001\u1031\u1010\u103a\u1019\u102e\u101c\u1031\u1006\u102c\u1038\u1000\u1005\u103a\u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1010\u102d\u102f\u1004\u103a\u1038\u1010\u103d\u1004\u103a \u1011\u102f\u1010\u103a\u101c\u102f\u1015\u103a\u101e\u1030\u1014\u103e\u1004\u1037\u103a \u1019\u101e\u1000\u103a\u1006\u102d\u102f\u1004\u103a\u1018\u1032 \u1010\u1030\u100a\u102e\u101e\u1031\u102c\u1021\u1001\u103c\u1031\u1001\u1036\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1019\u103b\u102c\u1038 \u1015\u102b\u101d\u1004\u103a\u101e\u100a\u103a\u104b.<\/em><\/figcaption><\/figure>\n

\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1019\u1030\u101c\u101c\u1000\u103a\u101b\u103e\u102d\u101e\u101a\u103a\u1006\u1031\u102c\u1004\u103a\u101e\u100a\u1037\u103a\u1012\u103c\u1015\u103a\u1005\u1004\u103a\u1019\u103b\u102c\u1038\u1016\u103c\u1005\u103a\u1015\u103c\u102e\u1038 \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a \u1004\u103d\u1031\u101b\u1031\u102c\u1004\u103a\u1016\u103c\u1004\u1037\u103a\u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1000\u103c\u1031\u1038\u1014\u102e\u1016\u103c\u1004\u1037\u103a\u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1011\u102c\u1038\u1015\u103c\u102e\u1038 \u1021\u1006\u1000\u103a\u1021\u101e\u103d\u101a\u103a\u1019\u103b\u1000\u103a\u1014\u103e\u102c\u1015\u103c\u1004\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1005\u1009\u103a\u1006\u1000\u103a\u1019\u1015\u103c\u1010\u103a\u101d\u1014\u103a\u1021\u1031\u102c\u1000\u103a\u1010\u103d\u1004\u103a \u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101b\u100a\u103a\u1014\u100a\u103a\u1038\u1015\u102b\u1038\u1005\u1031\u101b\u1014\u103a \u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1001\u103b\u102f\u1015\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u1010\u102d\u102f\u1037\u104f\u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u1015\u1030\u1005\u103d\u1019\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u100a\u103a\u104a \u101a\u102f\u1036\u1000\u103c\u100a\u103a\u1005\u102d\u1010\u103a\u1001\u103b\u101b\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u101d\u1014\u103a\u1006\u1031\u102c\u1004\u103a\u1019\u103e\u102f\u101e\u1000\u103a\u1010\u1019\u103a\u1038\u1000\u102d\u102f \u1010\u102d\u102f\u1000\u103a\u101b\u102d\u102f\u1000\u103a\u101e\u1000\u103a\u101b\u1031\u102c\u1000\u103a\u1019\u103e\u102f\u101b\u103e\u102d\u101e\u100a\u103a\u104b.<\/p>\n

Main contacts<\/strong> Arc contacts \u1014\u103e\u1004\u1037\u103a arc chamber.<\/p>\n

\u101e\u100a\u103a \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1016\u103d\u1004\u1037\u103a\u101e\u1031\u102c\u1021\u1001\u102b \u1016\u103c\u1005\u103a\u1015\u1031\u102b\u103a\u101c\u102c\u101e\u1031\u102c \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a arc \u1000\u102d\u102f \u1005\u102e\u1019\u1036\u1001\u1014\u1037\u103a\u1001\u103d\u1032\u101e\u100a\u103a\u104b arc contacts \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1014\u1031\u102c\u1000\u103a\u1006\u102f\u1036\u1038\u1010\u103d\u1004\u103a \u1000\u103d\u1032\u1011\u103d\u1000\u103a\u101e\u103d\u102c\u1038\u1015\u103c\u102e\u1038 arc \u1000\u102d\u102f \u1015\u1004\u103a\u1019 contacts \u1019\u103b\u102c\u1038\u1019\u103e \u1016\u101a\u103a\u1011\u102f\u1010\u103a\u101e\u100a\u103a\u104b \u1011\u102d\u102f\u1037\u1014\u1031\u102c\u1000\u103a arc \u1000\u102d\u102f arc chamber (arc chute) \u2014 \u1015\u102f\u1036\u1019\u103e\u1014\u103a\u1021\u102c\u1038\u1016\u103c\u1004\u1037\u103a insulated metal splitter plates \u1019\u103b\u102c\u1038\u104f stack \u2014 \u1011\u1032\u101e\u102d\u102f\u1037 \u101c\u1019\u103a\u1038\u100a\u103d\u103e\u1014\u103a\u1015\u1031\u1038\u1015\u103c\u102e\u1038 \u104e\u1004\u103a\u1038\u1000\u102d\u102f \u1006\u1014\u1037\u103a\u1011\u102f\u1010\u103a\u1000\u102c \u1021\u1031\u1038\u1019\u103c\u1005\u1031\u1000\u102c \u101e\u1031\u1038\u1004\u101a\u103a\u101e\u1031\u102c series arcs \u1019\u103b\u102c\u1038\u1021\u1016\u103c\u1005\u103a \u1015\u102d\u102f\u1004\u103a\u1038\u1001\u103c\u102c\u1038\u1000\u102c \u1004\u103c\u102d\u1019\u103a\u1038\u101e\u1010\u103a\u101e\u103d\u102c\u1038\u101e\u100a\u103a\u104b \u1024\u1012\u102e\u1007\u102d\u102f\u1004\u103a\u1038\u101e\u100a\u103a \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1021\u102c\u1038 \u101c\u1031\u1011\u102f\u101c\u1031\u1000\u102d\u102f\u101e\u102c \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u104d \u1019\u103c\u1004\u1037\u103a\u1019\u102c\u1038\u101e\u1031\u102c \u1001\u103b\u102d\u102f\u1037\u101a\u103d\u1004\u103a\u1038\u1001\u103b\u1000\u103a\u101c\u1000\u103a\u101b\u103e\u102d\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u103c\u1010\u103a\u1010\u1031\u102c\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u1031\u1015\u102b\u101e\u100a\u103a\u104b<\/strong> \u101e\u100a\u103a \u1018\u101b\u102d\u1010\u103a\u1000\u102c\u1000\u102d\u102f\u1016\u103d\u1004\u1037\u103a\u101b\u1014\u103a\u1014\u103e\u1004\u1037\u103a \u1015\u102d\u1010\u103a\u101b\u1014\u103a \u101c\u102d\u102f\u1021\u1015\u103a\u101e\u1031\u102c \u1005\u1000\u103a\u1015\u102d\u102f\u1004\u103a\u1038\u1006\u102d\u102f\u1004\u103a\u101b\u102c\u1005\u103d\u1019\u103a\u1038\u1021\u1004\u103a\u1000\u102d\u102f \u101e\u102d\u1019\u103a\u1038\u1006\u100a\u103a\u1038\u1015\u103c\u102e\u1038 \u1011\u102f\u1010\u103a\u101c\u103d\u103e\u1010\u103a\u101e\u100a\u103a\u104b \u1001\u1031\u1010\u103a\u1019\u102e ACB \u1021\u1019\u103b\u102c\u1038\u1005\u102f\u101e\u100a\u103a \u1005\u1015\u101b\u102d\u1014\u103a\u1021\u102c\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u101a\u1014\u1039\u1010\u101b\u102c\u1038\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u1000\u103c\u1015\u103c\u102e\u1038 \u101c\u1000\u103a\u1016\u103c\u1004\u1037\u103a \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1016\u103c\u1004\u1037\u103a \u1021\u102c\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c \u1005\u1015\u101b\u102d\u1014\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u102d\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b \u101a\u1014\u1039\u1010\u101b\u102c\u1038\u101e\u100a\u103a \u1012\u1031\u101e\u1010\u103d\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u101d\u1031\u1038\u1011\u102d\u1014\u103a\u1038\u1005\u1014\u1005\u103a\u1021\u1010\u103d\u1000\u103a \u101c\u1000\u103a\u1005\u103d\u1032\u1014\u103e\u1004\u1037\u103a \u101c\u103b\u103e\u1015\u103a\u1005\u1005\u103a\u1011\u102d\u1014\u103a\u1038\u1001\u103b\u102f\u1015\u103a\u1019\u103e\u102f \u1021\u1004\u103a\u1010\u102c\u1016\u1031\u1037\u1005\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1015\u1031\u1038\u101e\u100a\u103a\u104b.<\/p>\n

\u101c\u100a\u103a\u1015\u1010\u103a\u101a\u1014\u1039\u1010\u101b\u102c\u1038<\/strong> stores and releases the mechanical energy needed to open and close the breaker. Most modern ACBs use spring-charged mechanisms, with closing springs charged manually or electrically. The mechanism provides manual and electrical control interfaces for local or remote operation.<\/p>\n

Trip unit<\/strong> \u101e\u100a\u103a circuit breaker \u104f\u1021\u1000\u102c\u1021\u1000\u103d\u101a\u103a\u1026\u1038\u1014\u103e\u1031\u102c\u1000\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u1001\u1031\u1010\u103a\u1019\u102e ACB \u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a\u104a \u104e\u1004\u103a\u1038\u101e\u100a\u103a universal electronic \u1016\u103c\u1005\u103a\u101e\u100a\u103a \u2014 phase current \u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1010\u102d\u102f\u1004\u103a\u1038\u1010\u102c\u101b\u1014\u103a\u1014\u103e\u1004\u1037\u103a user-\u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u101e\u1031\u102c protection settings \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1021\u1000\u1032\u1016\u103c\u1010\u103a\u101b\u1014\u103a current transformer \u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u1037\u103a microprocessor-based controller \u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a pickup current \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a time delay \u1019\u103b\u102c\u1038\u1000\u102d\u102f\u1010\u102d\u1000\u103b\u1005\u103d\u102c\u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1015\u1031\u1038\u1015\u103c\u102e\u1038 upstream \u1014\u103e\u1004\u1037\u103a downstream devices \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u1031\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n

\u1006\u1000\u103a\u1005\u1015\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a releases \u1019\u103b\u102c\u1038<\/strong> \u1000\u103c\u102e\u1038\u1019\u102c\u1038\u101e\u1031\u102c power distribution systems \u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1004\u103a\u1038 \u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u1014\u102d\u102f\u1004\u103a\u1005\u103d\u1019\u103a\u1038\u1000\u102d\u102f\u1010\u102d\u102f\u1038\u1001\u103b\u1032\u1037\u1015\u102b\u104b \u1021\u101e\u102f\u1036\u1038\u1019\u103b\u102c\u1038\u101e\u1031\u102c \u1006\u1000\u103a\u1005\u1015\u103a\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a shunt release (remote tripping)\u104a undervoltage release (voltage drop protection)\u104a auxiliary contacts (status signals)\u104a motor operators (remote closing) \u1014\u103e\u1004\u1037\u103a communication modules (Modbus, Profibus, Ethernet integration for monitoring and control) \u1010\u102d\u102f\u1037\u1015\u102b\u101d\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n

Fixed vs Draw-Out ACB<\/h2>\n
\"Technical
fixed-mounted \u1014\u103e\u1004\u1037\u103a draw-out air circuit breaker setups \u1019\u103b\u102c\u1038\u1021\u1000\u103c\u102c\u1038 \u1016\u103d\u1032\u1037\u1005\u100a\u103a\u1038\u1015\u102f\u1036\u104a \u1010\u1015\u103a\u1006\u1004\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u1019\u103c\u1004\u103a\u1021\u102c\u101b\u102f\u1036\u1016\u103c\u1004\u1037\u103a \u1014\u103e\u102d\u102f\u1004\u103a\u1038\u101a\u103e\u1009\u103a\u1016\u1031\u102c\u103a\u1015\u103c\u1001\u103c\u1004\u103a\u1038\u104b.<\/em><\/figcaption><\/figure>\n

air circuit breaker \u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a\u101b\u102c\u1010\u103d\u1004\u103a \u1021\u101b\u1031\u1038\u1021\u1000\u103c\u102e\u1038\u1006\u102f\u1036\u1038 \u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u1001\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1011\u1032\u1019\u103e\u1010\u1005\u103a\u1001\u102f\u1019\u103e\u102c fixed \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a draw-out configuration \u1000\u102d\u102f \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u101b\u1014\u103a\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n

Fixed ACB<\/strong> switchboard structure \u1011\u1032\u101e\u102d\u102f\u1037 \u1021\u1019\u103c\u1032\u1010\u1019\u103a\u1038\u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b breaker \u1000\u102d\u102f \u104e\u1004\u103a\u1038\u104f\u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u103c\u102f\u1010\u103a\u1015\u103c\u102e\u1038 \u101d\u1000\u103a\u1021\u1030\u1016\u103c\u102f\u1010\u103a\u1001\u103c\u1004\u103a\u1038\u1019\u101b\u103e\u102d\u1018\u1032 \u1016\u101a\u103a\u101b\u103e\u102c\u1038\u104d\u1019\u101b\u1015\u102b\u104b Fixed ACBs \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u101b\u102d\u102f\u1038\u101b\u103e\u1004\u103a\u1038\u101e\u1031\u102c mechanical structure \u1014\u103e\u1004\u1037\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1005\u101b\u102d\u1010\u103a\u101e\u1000\u103a\u101e\u102c\u101e\u1031\u102c\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1001\u103c\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u1011\u102f\u1010\u103a\u101a\u1030\u1001\u103c\u1004\u103a\u1038\u101e\u100a\u103a \u1021\u1013\u102d\u1000\u101c\u102d\u102f\u1021\u1015\u103a\u1001\u103b\u1000\u103a\u1019\u101f\u102f\u1010\u103a\u101e\u1031\u102c \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1005\u102e\u1005\u1009\u103a\u1011\u102c\u1038\u101e\u1031\u102c shutdown-based \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1001\u103c\u1004\u103a\u1038\u1000\u102d\u102f \u101c\u1000\u103a\u1001\u1036\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u1037\u103a \u1015\u101b\u1031\u102c\u1002\u103b\u1000\u103a\u1019\u103b\u102c\u1038\u1021\u1010\u103d\u1000\u103a \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1000\u103b\u1015\u102b\u101e\u100a\u103a\u104b.<\/p>\n

Draw-out ACB<\/strong> \u1005\u1036\u1001\u103b\u102d\u1014\u103a\u1005\u1036\u100a\u103d\u103e\u1014\u103a\u1038\u1019\u102e cradle \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a drawer system \u1010\u103d\u1004\u103a \u1010\u1015\u103a\u1006\u1004\u103a\u1011\u102c\u1038\u101e\u100a\u103a\u104b breaker \u1000\u102d\u102f \u101e\u1010\u103a\u1019\u103e\u1010\u103a\u1011\u102c\u1038\u101e\u1031\u102c service positions \u1019\u103b\u102c\u1038\u1000\u103c\u102c\u1038\u1010\u103d\u1004\u103a \u101b\u103d\u103e\u1031\u1037\u1015\u103c\u1031\u102c\u1004\u103a\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a \u2014 \u1001\u103b\u102d\u1010\u103a\u1006\u1000\u103a\u1011\u102c\u1038\u101e\u100a\u103a<\/strong> (\u1015\u102f\u1036\u1019\u103e\u1014\u103a\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f)\u104a, \u101e\u1031\u1001\u103b\u102c\u1019\u103e\u102f<\/strong> (main circuit \u1016\u103c\u102f\u1010\u103a\u1011\u102c\u1038\u1015\u103c\u102e\u1038\u104a auxiliary circuits \u1019\u103b\u102c\u1038\u101e\u100a\u103a trip testing \u1021\u1010\u103d\u1000\u103a \u1021\u102c\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u100a\u103a) \u1014\u103e\u1004\u1037\u103a \u1016\u103c\u102f\u1010\u103a\u1011\u102c\u1038\u101e\u100a\u103a<\/strong> (\u1005\u1005\u103a\u1006\u1031\u1038\u1001\u103c\u1004\u103a\u1038 \u101e\u102d\u102f\u1037\u1019\u101f\u102f\u1010\u103a \u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1001\u103c\u1004\u103a\u1038\u1021\u1010\u103d\u1000\u103a \u1021\u1015\u103c\u100a\u1037\u103a\u1021\u101d\u1011\u102f\u1010\u103a\u101a\u1030\u1011\u102c\u1038\u101e\u100a\u103a) \u2014 \u1000\u102d\u101b\u102d\u101a\u102c\u1019\u103b\u102c\u1038\u1019\u1015\u102b\u1018\u1032\u1014\u103e\u1004\u1037\u103a switchboard \u1000\u102d\u102f\u1016\u103c\u102f\u1010\u103a\u1005\u101b\u102c\u1019\u101c\u102d\u102f\u1018\u1032\u104b.<\/p>\n

Draw-out \u1021\u1019\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u101c\u102d\u102f\u1000\u103a\u101c\u103b\u1031\u102c\u100a\u102e\u1011\u103d\u1031\u101b\u103e\u102d\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a \u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1006\u102d\u102f\u1004\u103a\u101b\u102c \u1018\u1031\u1038\u1000\u1004\u103a\u1038\u1019\u103e\u102f\u1000\u102d\u102f \u101e\u102d\u101e\u102d\u101e\u102c\u101e\u102c\u1010\u102d\u102f\u1038\u1010\u1000\u103a\u1005\u1031\u101e\u100a\u103a\u104b bus \u1021\u102c\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u1005\u1009\u103a breaker \u1000\u102d\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104a downtime \u1000\u102d\u102f\u1021\u1014\u100a\u103a\u1038\u1006\u102f\u1036\u1038\u1016\u103c\u1005\u103a\u1005\u1031\u101b\u1014\u103a \u1021\u1015\u102d\u102f\u1015\u1005\u1039\u1005\u100a\u103a\u1038\u1010\u1005\u103a\u1001\u102f\u1016\u103c\u1004\u1037\u103a \u101c\u103b\u1004\u103a\u1019\u103c\u1014\u103a\u1005\u103d\u102c\u1021\u1005\u102c\u1038\u1011\u102d\u102f\u1038\u1014\u102d\u102f\u1004\u103a\u1015\u103c\u102e\u1038 \u1021\u102c\u1038\u101e\u103d\u1004\u103a\u1038\u1011\u102c\u1038\u101e\u1031\u102c bus bars \u1019\u103b\u102c\u1038\u1019\u103e \u101d\u1031\u1038\u101b\u102c\u101e\u102d\u102f\u1037 \u1005\u1005\u103a\u1006\u1031\u1038\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b \u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1021\u1014\u1031\u1021\u1011\u102c\u1038\u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1019\u101c\u102f\u1036\u1001\u103c\u102f\u1036\u101e\u1031\u102c\u101c\u100a\u103a\u1015\u1010\u103a\u1019\u103e\u102f\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1010\u102c\u1038\u1006\u102e\u1038\u101e\u100a\u1037\u103a mechanical \u1014\u103e\u1004\u1037\u103a electrical interlocks \u1019\u103b\u102c\u1038\u1015\u102b\u101d\u1004\u103a\u101e\u100a\u103a\u104b Draw-out ACBs \u1019\u103b\u102c\u1038\u101e\u100a\u103a \u1021\u101b\u1031\u1038\u1000\u103c\u102e\u1038\u101e\u1031\u102c systems \u1019\u103b\u102c\u1038\u1010\u103d\u1004\u103a \u1005\u1036\u1001\u103b\u102d\u1014\u103a\u1005\u1036\u100a\u103d\u103e\u1014\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a \u2014 data centers\u104a \u1006\u1031\u1038\u101b\u102f\u1036\u1019\u103b\u102c\u1038\u104a continuous-process manufacturing \u2014 \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1019\u103e\u102f\u1021\u1019\u103c\u1014\u103a\u1014\u103e\u102f\u1014\u103a\u1038\u104a \u1015\u103c\u102f\u1015\u103c\u1004\u103a\u1011\u102d\u1014\u103a\u1038\u101e\u102d\u1019\u103a\u1038\u1019\u103e\u102f\u101b\u101a\u1030\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f\u1014\u103e\u1004\u1037\u103a downtime \u101c\u103b\u103e\u1031\u102c\u1037\u1001\u103b\u101b\u1031\u1038\u101e\u100a\u103a \u1026\u1038\u1005\u102c\u1038\u1015\u1031\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b.<\/p>\n

Trip Unit \u1021\u1001\u103c\u1031\u1001\u1036\u1019\u103b\u102c\u1038<\/h2>\n

\u1021\u1004\u103a\u1002\u103b\u1004\u103a\u1014\u102e\u101a\u102c\u1019\u103b\u102c\u1038\u1005\u103d\u102c\u1021\u1010\u103d\u1000\u103a\u104a trip unit \u101e\u100a\u103a air circuit breaker \u104f\u1021\u101b\u1031\u1038\u1021\u1015\u102b\u1006\u102f\u1036\u1038 \u101c\u1000\u103a\u1010\u103d\u1031\u1037\u1021\u1005\u102d\u1010\u103a\u1021\u1015\u102d\u102f\u1004\u103a\u1038\u1016\u103c\u1005\u103a\u101e\u100a\u103a\u104b \u104e\u1004\u103a\u1038\u101e\u100a\u103a breaker \u101e\u100a\u103a fault \u1021\u1001\u103c\u1031\u1021\u1014\u1031\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u1010\u102f\u1036\u1037\u1015\u103c\u1014\u103a\u101e\u100a\u103a\u1014\u103e\u1004\u1037\u103a \u1021\u1001\u103c\u102c\u1038 protection devices \u1019\u103b\u102c\u1038\u1014\u103e\u1004\u1037\u103a \u1019\u100a\u103a\u101e\u102d\u102f\u1037\u100a\u103e\u102d\u1014\u103e\u102d\u102f\u1004\u103a\u1038\u1006\u1031\u102c\u1004\u103a\u101b\u103d\u1000\u103a\u101e\u100a\u103a\u1000\u102d\u102f \u1006\u102f\u1036\u1038\u1016\u103c\u1010\u103a\u101e\u100a\u103a\u104b.<\/p>\n

\u1001\u1031\u1010\u103a\u1019\u102e ACB trip unit \u101e\u100a\u103a internal current transformer \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u104d breaker \u1019\u103e\u1010\u1006\u1004\u1037\u103a current \u1000\u102d\u102f \u1021\u1006\u1000\u103a\u1019\u1015\u103c\u1010\u103a\u1005\u1031\u102c\u1004\u1037\u103a\u1000\u103c\u100a\u1037\u103a\u101e\u100a\u103a\u104b \u1010\u102d\u102f\u1004\u103a\u1038\u1010\u102c\u1011\u102c\u1038\u101e\u1031\u102c current \u101e\u100a\u103a \u1015\u101b\u102d\u102f\u1002\u101b\u1019\u103a\u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c \u1000\u102c\u101c\u1010\u1005\u103a\u1001\u102f\u1021\u1010\u103d\u1000\u103a \u1015\u101b\u102d\u102f\u1002\u101b\u1019\u103a\u1015\u103c\u102f\u101c\u102f\u1015\u103a\u1011\u102c\u1038\u101e\u1031\u102c threshold \u1011\u1000\u103a\u1000\u103b\u1031\u102c\u103a\u101c\u103d\u1014\u103a\u1015\u102b\u1000\u104a trip unit \u101e\u100a\u103a breaker \u1000\u102d\u102f\u1016\u103d\u1004\u1037\u103a\u101b\u1014\u103a \u1021\u1019\u102d\u1014\u1037\u103a\u1015\u1031\u1038\u101e\u100a\u103a\u104b \u1021\u1013\u102d\u1000\u1021\u102c\u1038\u101e\u102c\u1001\u103b\u1000\u103a\u1019\u103e\u102c \u1001\u103b\u102d\u1014\u103a\u100a\u103e\u102d\u1014\u102d\u102f\u1004\u103a\u1019\u103e\u102f\u1016\u103c\u1005\u103a\u101e\u100a\u103a- protection function \u1010\u1005\u103a\u1001\u102f\u1005\u102e\u1000\u102d\u102f \u104e\u1004\u103a\u1038\u104f\u1000\u102d\u102f\u101a\u103a\u1015\u102d\u102f\u1004\u103a pickup level \u1014\u103e\u1004\u1037\u103a time delay \u1016\u103c\u1004\u1037\u103a \u101e\u102e\u1038\u1001\u103c\u102c\u1038\u1005\u102e configure \u101c\u102f\u1015\u103a\u1014\u102d\u102f\u1004\u103a\u101e\u100a\u103a\u104b.<\/p>\n

\u1005\u1036 protection functions \u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1000\u1031\u102c\u1004\u103a\u1038\u1005\u103d\u102c\u1010\u100a\u103a\u1011\u1031\u102c\u1004\u103a\u1011\u102c\u1038\u101e\u1031\u102c framework \u1010\u1005\u103a\u1001\u102f\u1021\u1016\u103c\u1005\u103a \u1005\u102f\u1005\u100a\u103a\u1038\u1011\u102c\u1038\u101e\u100a\u103a-<\/p>\n