Wenzhou Shuowei Electric Co., Ltd. is one of the most reliable manufacturers and suppliers of fn7-12 kv indoor h.v. load breaking switch with fuse in China, also supports customized service. Welcome to wholesale bulk advanced fn7-12 kv indoor h.v. load breaking switch with fuse in stock here from our factory. If you have any enquiry about quotation, please feel free to email us.
Product Details
FN7-12RD type AC high-voltage load switch is a new type of gas-generating indoor high-voltage load switch. It is suitable for breaking load current and closing short-circuit current in three-phase AC power system with AC 50Hz and rated voltage 12KV.
Product parameters
Environmental conditions
1. Upper limit of ambient air temperature: +40°C, lower limit: -25°C;
2. The altitude: ≤ l000m;
3. The daily average relative humidity is ≤ 95%, and the monthly average is ≤ 90%;
4. The seismic intensity does not exceed 8 degrees;
5. Places without fire, explosion hazard, chemical corrosion and severe vibration;
6. The surrounding air should not be significantly polluted by corrosive or flammable gases and water vapor.
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