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By certification 
Products specification | |||
Item |
Unit |
Parameter |
|
Rated voltage |
KV |
12 |
|
Rated frequency |
Hz |
50 |
|
Rated current |
A |
630 |
|
Rated short-circuit breaking current |
KA |
20 |
|
Rated peak withstand current (peak) |
KA |
50 |
|
Rated short-time withstand current |
KA |
20 |
|
Rated short-circuit current (peak) |
KA |
50 |
|
Mechanical life |
Times |
10000 |
|
Rated short-circuit breaking current breaking frequency |
Times |
30 |
|
Power frequency withstand voltage (1min): (wet) (dry) same, ground/fracture |
KV |
42/48 |
|
Lightning impulse withstand voltage (peak) is the same, ground/fracture |
KV |
75/85 |
|
Secondary circuit 1min power frequency withstand pressure |
KV |
2 |
|
3 phase vacuum zw32 outdoor 6kv circuit breaker
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