HUBEI JUCRO ELECTRIC Co.,Ltd
40.5KV Vacuum Interrupter JUC61070 2000A for vacuum circuit breaker use from JUCRO Electric
40.5KV Vacuum Interrupter JUC61070 2000A for vacuum circuit breaker use from JUCRO Electric
Vacuum Interrupter JUC61070 40.5KV 2000A 31.5KA for VCB vacuum circuit breaker use from JUCRO Electric
Items |
Value |
Rated voltage |
40.5kV |
Rated current | 2000A |
Rated frequency | 50Hz |
Rated power frequency withstand voltage (1 min) | 95kV |
Rated lightning impulse withstand voltage | 185kV |
Rated short circuit breaking current | 31.5KA |
Rated short circuit making current(peak value) | 80KA |
Breaking operations under rated short circuit breaking current | 30 times |
Rated short time withstand current |
31.5kA |
Rated withstand current(peak value) |
80kA |
Rated duration of short circuit | 4s |
Mechanical life | 20000 times |
Closing force due to bellows and atmosphere | 200±60N |
Force required to hold contacts opening at full stroke | 300±60N |
Circuit resistance at lowest rated contacts force | ≤20μΩ |
Storage life | 20 years |
Limiting abrasion of contacts | 3mm |
Weight of moveable parts | 3.5kg |
Items |
Value |
Clearance between opening contacts | 19±1mm |
Average opening speed | 1.7±0.3m/s |
Average closing speed | 1±0.2m/s |
Rated contacts pressure | 3600±300N |
Contacts bouncing duration at closing operation | ≤3ms |
Contacts re-bouncing clearance at closing operation |
≤3mm |
Synchronism of three phases |
≤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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