Interview
|
SPECIFICATION |
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|
MODEL |
JCZ5-160~630/7.2 |
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|
Main circult rated voltage |
(kV) |
7.2 |
7.2 |
7.2 |
7.2 |
|
Main circuit rated current |
(A) |
160 |
250 |
400 |
630 |
|
Rated ferquency |
Hz |
50 |
50 |
50 |
50 |
|
Power-frequency withstand voltage |
(kV) |
32 |
32 |
32 |
32 |
|
Rated make current |
100(Ops.) |
1600A |
2500A |
4000A |
6000A |
|
Rated break current |
25(Ops.) |
1280A |
2000A |
3200A |
5000A |
|
Maximum break current |
3(Ops.) |
3200A |
3200A |
4000A |
6000A |
|
Opening time |
(ms) |
≤120 |
≤120 |
≤120 |
≤120 |
|
Closing time |
(ms) |
≤150 |
≤150 |
≤150 |
≤150 |
|
Clearance between open contacts |
(mm) |
4±0.5 |
4±0.5 |
4±0.5 |
4±0.5 |
|
Over travel |
(mm) |
≥1.2 |
≥1.2 |
≥1.2 |
≥1.2 |
|
Mechanical life |
(Ops.) |
1000000.00 |
1.000.000 |
1.000.000 |
1.000.000 |
|
Electricity life |
(Ops.) |
300,000 |
300,000 |
300,000 |
300,000 |
