VS1(ZN63A) Indoor 10KV Withdrawable Vacuum Circuit Breaker

Wankong Group Co., Ltd. is a large-scale enterprise group with products as medium voltage & low voltage switchgear, vacuum circuit breaker panel（VCB）, insulator, transformer, current transformer(CT), voltage transformer(VT/PT), earthing switch, switchgear circuit insert, connector and adapter, integrating functions as R&D, Manufacturing, trade, investment and service.
It\'s the largest manufacture for LV switchgear enclosure all over China. At present, Wecome has a total asset of around RMB 1.7 billion Yuan, 210,000 Square meters factory buildings, over 3000 staff and has separately sets up hi-tech industrial parks in Wenzhou, Lishui, Tianjin and Chengdu. It has 10 wholly-funded subsidiaries, more than 1200 cooperative enterprises and 60 sales agencies.
We are pursuing to be the leader of electrical enclosures in China and striving for the development of electric power industry!

1. General
 

2. Working Condition
 

•      Altitude:1000m and below;
•      Environmental temperature is from:-15~40°C;
•      Environmental humidity:
•      Daily average of relative humidity≤95%
•      Daily average saturated vapor pressure≤2.2×10-3Mpa
•      Monthly average of relative humidity≤90%
•      Monthly average saturated vapor pressure≤1.8×10-3Mp
•     No operating in such environment as subject to dust, dirt, smog, corrosive/flammable gas, vapor and salt pollution.
•     Earthquake intensity: No more than 8 degree.

3. Characteristics:
 

• Suit for width switchgear of 650mm,800mm,1000mm.
• Unique embeded-pole design.

• Options for embedded small size or general size floor type.
• All copper contact arms with silver plated.
• Simple spring operating mechanism,maintenance free in 10,000 times of operation.
• Leading screw driving mechanism equipped with overruning clutch makes movements smooth and easier.

4. Technical Data