40.5KV Vacuum Interrupter JUC61070 2000A for vacuum circuit breaker use from JUCRO Electric

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HUBEI JUCRO ELECTRIC Co.,Ltd

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40.5KV Vacuum Interrupter JUC61070 2000A for vacuum circuit breaker use from JUCRO Electric

Categories	Vacuum Interrupter
Brand	JUCRO
Model	JUC61070
Unit Price	US $ 740 / piece
FOB port	Shanghai/Ningbo
Terms of Payment	L/C, Western Union, MoneyGram, T/T
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Update Time	2022/7/6

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Detail Information

Vacuum Interrupter JUC61070 40.5KV 2000A 31.5KA for VCB vacuum circuit breaker use from JUCRO Electric

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

Detailed Image

Main technique parameters

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

Mechanical requirements of vacuum circuit breaker

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

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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