Hubei Jucro Electric Co.,Ltd
Vacuum Interrupter JUC629A 12KV 1250A 25KA for VCB vacuum circuit breaker use from JUCRO Electric
Vacuum Interrupter JUC629A 12KV 1250A 25KA for VCB vacuum circuit breaker use from JUCRO Electric
| Categories | Vacuum Interrupter |
|---|---|
| Album | View larger image |
| Brand | JUCRO |
| Model | JUC629A |
| Unit Price | US $ 216 / piece |
| FOB port | Shanghai/Ningbo |
| Terms of Payment | L/C, Western Union, MoneyGram, T/T |
| Download DOC |  |
| Update Time | 2019-02-21 |
Vacuum Interrupter JUC629A 12KV 1250A 25KA for VCB vacuum circuit breaker use from JUCRO Electric
Items |
Value |
Rated voltage |
12kV |
Rated current | 1250A |
Rated frequency | 50Hz |
Rated power frequency withstand voltage (1 min) | 42kV |
Rated lightning impulse withstand voltage | 75kV |
Rated short circuit breaking current | 25KA |
Rated short circuit making current(peak value) | 63KA |
Breaking operations under rated short circuit breaking current | 30 times |
Rated short time withstand current | 25kA |
Rated withstand current(peak value) | 63kA |
Rated duration of short circuit | 4s |
Mechanical life | 20000 times |
Closing force due to bellows and atmosphere | 100±30N |
Force required to hold contacts opening at full stroke | 200±30N |
Circuit resistance at lowest rated contacts force | ≤20μΩ |
Storage life | 20 years |
Limiting abrasion of contacts | 3mm |
Items |
Value |
Rated contact stroke | 9±1mm |
Average opening speed | 1.0±0.25 m/s |
Average closing speed | 0.65±0.15 m/s |
Rated contacts pressure | 3100±200N |
Max. re-bound distance |
≤2mm |
Max. overtravel |
≤2mm |
Out of simultaneity of contact closing and opening | ≤2ms |
Strong package, Safety first.
As long as possible to keep the products safe until it arriving customer's warehouse.
Clearly marking label outside of package, customers will be easy to identify their goods.
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