ZW8-12(G) Outdoor high-voltage vacuum circuit breaker|Hongtuo Transformer Co., Ltd

summary:

ZW8-12 (G) outdoor high-voltage vacuum circuit breaker, three-phase AC 50Hz outdoor high-voltage switchgear. It is composed of operation, conductive circuit, insulation system, seal and shell, and the overall structure is three-phase and box-sharing. It is used for 10k √ rural power grid and urban power grid power system, and is used for breaking and closing load current, overload current, short circuit current and other similar places.

Executive standard: GB1984-2003 High Voltage AC Circuit Breaker; GB/T11022-1999 Common Technical Requirements for High-voltage Switchgear and Controlgear Standards; IEC62271-100 High Voltage AC Circuit Breaker

Normal use environment:

1. Ambient temperature: - 40 ℃~+40 ℃;

2. Altitude: ≤ 3000m (if the altitude increases, the rated insulation level will increase accordingly);

3. The surrounding air can be polluted by dust, smoke, corrosive gas, steam or salt mist, and the pollution level is Grade IV; 4. The wind speed shall not exceed 34m/s (equivalent to 700Pa on the cylinder surface);

5. Vibration or ground motion from outside the switchgear and control equipment can be ignored; 6. Service conditions.

If it needs to be applied under normal use conditions different from those specified above, please negotiate with us.