Purposes

This series of products applicable to coal mine, in the exchange of 50 HZ, voltage of 1140V,660 V, 380V power supply system in the dual-supply, dual fan automatically switches to achieve dual power supply, fan by the automatic switching operation mode to ensure uninterrupted Mine Ventilation is particularly coal mine is a high-gas coal mine ventilation ideal choice powered equipment.

Technical Features

1) Two independent power supplies and two independent explosion-proof chambers;while the other side normal working hours can be troubleshooting;

2)Fans with dual-supply, dual automatic switching function;

3) Starter with overload, short-circuit, breaking phase leakage atresia, less voltage, over-voltage protection, and other functions;

4) With the motor at all levels of power, operation, maintenance, fow, break phase, leakage, overload display;

5) Protective function of gas, wind and electricity interlocking;

6)Number of circuit: 2 circuits