Scope 
 1 for 1 and Zone 2 dangerous places. 
 2, for IIA, IIB, IIC-level explosive atmosphere. 

 Features 
 1, the product structure for the complex, switch with explosion-proof box structure, busbar and outlet open-type junction with increased safety 
 2, cast aluminum shell, built-in MCB or MCCB with overload and short circuit protection and in accordance with request for additional leakage protection. 
 3, using the module structure of free combination of various circuits. 
 4, there can be specially made. 
 5, pipe or cable wiring. 
 6, in line with GB3836-2000. IEC60079 standards.