Vacuum Interrupter TD 12kv 1600A 31.5KA (JUC618A) for VCB
- Price
- US $130
- Model
- JUC618A
- MOQ
- 1 piece
Review
Description
TD 12kv 1600A 31.5KA (JUC618A) vacuum interrupter for VCB
Main Technical Parameters
Main technical parameters Rated voltage: 12 KV Rated current: 1600A Rated power frequency withstand voltage: 42 KV Rated lightning impulse withstand voltage: 75 KV 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: 4 s Mechanical life: 20,000 times Closing force due to bellows and atmosphere: 120±50 N Force required to hold contacts opening at full stroke: 190±50 N Circuit resistance at lowest rated contacts force: ≤20μΩ Storage life: 20 years Limiting abrasion of contacts: 3 mm
Mechanical requiements of vacuum circuit breaker Clearance between opening contacts: 11±1 mm Average opening speed(Contacts closing position~75% contacts opening distance): 1.1±0.2 m/s Average closing speed(30% contacts opening distance~contacts closing position): 0.6±0.2 m/s Rated contacts pressure: 3150±200 N Contacts bouncing duration at closing operation: ≤2 ms Contacts re-bouncing clearance at opening operation: ≤2 mm Synchronism of three phases: ≤1 ms | ||||||||||||||||||||||||||||||||||||
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Mechanical requiements of vacuum circuit breaker | ||||||||||||||||||||||||||||||||||||
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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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