Main Technical Parameters
Model |
CKJ20-250 |
CKJ20-400 |
Main circuit rated voltage(V) |
2000 |
2000 |
Main circuit rated current(A) |
250 |
400 |
Main circuit making ability(A/100 Ops.) |
2500 |
4000 |
Main circuit break-making ability(A/25 Ops.) |
2000 |
3200 |
Maximum break ability(A/3 Ops.) |
3200 |
4000 |
Electricity life AC3(Million times) |
600000 |
600000 |
Electricity life AC4(Million times) |
60000 |
60000 |
Mechanical life(Million times) |
1000000 |
1000000 |
Rated operating frequency AC3(Ops./h) |
600 |
600 |
Rated operating frequency AC4(Ops./h) |
120 |
120 |
Short time operating frequency Ops./h(20S) |
2000 |
2000 |
Clearance between open contacts(mm) |
3 ±0.5 |
3 ±0.5 |
Over travel(mm) |
≥1 |
≥1.2 |
Outline And Installation Dimensions