1.Can be used in Zone 1 and Zone 2 dangerous places.
2.Can be used in Ⅱ A、Ⅱ B group explosive atmosphere.
Features
1.Suitable for to unfrequently controlling 3~55kW asynchronous motor.
2.The shell is of diecast A1-alloy or welded by steel plates with plastic-sprayed surface.
3.Inside is installed with CB,AC contactor,time relay,thermal relay,CT,Voltmeter, ammeter,selector and indicator.
4.Delayed self-controlled relay(0~60s adjustable).
5.Suitable for to continuously work or short interval work,at short interval work its operating frequency is 30 times/hour,the interval is not less than 90 seconds.
6.With protections of overload,short-circuit,phase-failure.
7.Special requirements can be provided.
8.Suitable for both steel pipe and cable wiring.
9.The shell is of diecasted-A1,if≤55kW,welded steel plate,if>55kW.
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