explosion-proof star-delta reduced voltage starter
electromagnetic starter
ExdIIB, ExdeIIB

BQD55-X Series explosion-proof auto-decompression reducing voltage starter/electromagnetic starter

Applications

1. Hazardous: division1&2;
2. Explosive gas atmosphere: class A, B;
3. Indoor or outdoor(IP54).

Features

1. Enclosure is made aluminium alloy or welded with steel plate, surface is sprayed with plastic;
2. Built-in auto-transfomer, AC contactor, thermal relay, circuit-breaker, time delay relay, current instrument  transformer, voltmeter, ammeter, transfer switch and indicator  amp;
3. It's with overload, short circuit, low voltage, short phase protection function;
4. It can be made on  requests;
5. Wiring with steel tube or cable.