CBQ58 series of explosion-proof soft starter (Ⅱ B) 
 Application Scope 
 1 and Zone 2 dangerous places. 
 IIA, IIB, type explosive atmosphere. 
 Features Features 
 , Or alloy of copper welding. 
 Schneider built or production companies such as ABB's solid state soft starter, step-off side branches to achieve a smooth start, 5KW above the soft starter is not proof of semiconductor cooling devices. 
 Meet GB3836-2000, IEC60079 standard request.