Vacuum Interrupter JUC632 40.5KV 1600A 31.5KA for VCB vacuum circuit breaker use from JUCRO Electric

Price
US $678

Model
JUC632

Unit Price
Order Quantity Unit Price Delivery period
1 - 500 US $678.00/piece 15 day

Quantity

Detail Information

Vacuum Interrupter JUC632 40.5KV 1600A 31.5KA for VCB vacuum circuit breaker use from JUCRO Electric

Vacuum Interrupters accept customized order according to technical drawing or samples.

The vacuum interrupter use the wave ceramic as insulating shell, the contact material is CuCr alloy, the longitudinal magnetic field cup structure, with high breaking capacity, high insulation level, strong arc extinguishing ability, long life, small size and easy maintenance, No explosion risk, no pollution, low noise and so on.

Main Technical Parameters

Items	Value
Rated voltage	40.5kV
Rated current	1600A
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	10000 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

Mechanical requiements of vacuum circuit breaker

Items	Value
Clearance between opening contacts	20±2mm
Average opening speed	2.0±0.2 m/s
Average closing speed	0.75±0.2 m/s
Rated contacts pressure	3600±300N
Contacts bouncing duration at closing operation	≤3ms
Contacts re-bouncing clearance at opening operation	≤3mm
Synchronism of three phases	≤2ms

Packing & Delivery

Strong package, Safety first.

Inside with foam to support the product, put it in carton or wooden box, fixed it on pallet.

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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