BHD51 series of explosion-proof junction box. 
 ? Scope: 1 and Zone 2 dangerous places. 
 ? IIA, IIB, IIC class of explosive atmosphere. 
 ? * if required or increased safety type IIC, please specify. 

 ? Features: Surface spray. 
 ? The outlet has a variety of ways and specifications. Stainless steel gold case 
 ? Inlet and outlet thread can be made. 
 ? comply with GB3836-2000, IEC60079 standard request.