| Message: | HVJ30-1.14/1000、1250 series AC vacuum contactor is applicable for AC 50HZ power system of rated voltage 1.14KV and rated current up to 1000 A～1250Ato open and close circuit, start and control AC motor frequently. It is suitable for composed magnetic starter with various protective devices (JDB electronic integrated protector, JR9 type over current protection device, resistance-capacitance absorbers). It is particularly suitable for compose a explosion-proof magnetic starter and large mineral switchgear.
Rated voltage: 1.14 kv
Rated current: 1000A 1250A
Making capacity(A): 5000（100 times）
Breaking capacity(A): 4500（10 times）
Limit breaking capacity(A): 5000（3 times）
Electrical life times(AC3): 600,000 times
Electrical life times(AC4): 6,000 times
Mechanical life times: 1,000,000 times
Rated operating frequency (AC3): 600 times /h
Rated operating frequency (AC4): 120 times /h
Short-time operating frequency（20s）: 1000 times /h
Contacts separation: 2.8±0.1 mm
Over travel: 1.0±0.1 mm |
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