1. General
HVJ5 1.14kv 125A AC vacuum contactor is designed for long-distance making and breaking of circuit, frequentstarting and controlling of AC motors in the power systems, with AC 50Hz-60Hz, rated voltage of 1,140V and rated current to 125A.It also can beequipped with thermal relay and all kinds of protection apparatus like electromagnetic starter, especially applied to explosion-proof starter and so on.
2. Main technical parameter
Rated voltage: 1140 V
Control voltage: 36V, 110V, 220V, 380V
Rated current: 125A
Opening distance:1.8±0.2 mm
Over travel:1±0.2 mm
Finalpressure:30±3 N
Main circuit power frequency voltage withstand: 4200 V
Auxiliary circuit power frequency voltage withstand: 2500 V
Control circuit power frequency voltage withstand: 2000 V
Making capacity:10In,100 times
Breaking capacity:8In,25 times
Limit breaking current(A):2000,3 times
Electricity life times AC3:60*104
Electricity life times AC4:60*104
Mechanical life times:300*104
Overload capacity:8In 10 S
Remark:“In” is Rated current of main circuit.
1. Brief introduction The interrupter adoption porcelain and ceramics makes to insulate the outer shell. Contact is WCCu metal alloy material advanced technique of adoption Including bulk small. Breaking the abiliting strong the life span is long, maintenanle is simple, no ...
Brief introduction The interrupter adoption porcelain and ceramics makes to insulate the outer shell. Contact is WCCu metal alloy material advanced technique of adoption Including bulk small. Breaking the abiliting strong the life span is long, maintenanle is simple, no ...