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FKN12A-12/T125-31.5 12kv vacuum high voltage pneumatic type load switch

Basic Info

Model No.: FKN-12

Product Description

FKN12A-12/T125-31.5 12kv vacuum high voltage pneumatic type load Switch




No. Name Unit FKN12A FKRN12A
1 Rated voltage KV 12 12
2 Rated frequency Hz 50 50
3 Rated current A 630 125
4 Rated insulation level power frequency withstand voltage(1min) To ground,Interphase  KV 42 42
breaker fracture 48 48
lighting implus withstand voltage(peak) To ground, Interphase 75 75
breaker fracture 85 85
5 Rated short-time withstand current(thermal stability current) Load switch KA 20  
Grounding switch 20  
6 Rated short-circuit duration(thermal stability time) Load switch S 4  
Grounding switch 2  
7 Rated short circuit closing current(peak)   50  
8 Rated breaking current load breaking current A 630  
closed loop breaking current 630  
Cable charging current 10  
breaking no-load transformer capacity KVA 1250  
9 Rated short-circuit breaking current(Current limiting fuses) KA   31.5
10 Rated transf current A   1200
11 Mechnical life times 2000 2000
1 Fracture opening distance mm ≥175
Interphase center distance 210±2
interphase air distance
travel 210±4
overtravel ≥40
2 three-phase non-simultaneity of contact closing  ms ≤0
three-phase non-simultaneity of contact opening  ≤5
Proper release of shunt release 40~65
3  Dominant loop resistance μΩ ≤130








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Buy recommendation :

1. Our all items are 100% authentic ,please provide details of the address before purchase , So we can calculate the shipping discounts and the best transportation. 
2. According to the customer's requirement ,different specifications of the items can be mixed shipments and lower freight. 
3.Only wholesale, if require samples, please contact us,If you have any questions or suggestions. Please Contact us freely.

Contact us if you need more details on Load Switch. We are ready to answer your questions on packaging, logistics, certification or any Other aspects about Highload Switch、Load Switch. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Vacuum Circuit Breaker

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