Scope of application 
 ◆ Suitable for Zone 1, Zone 2 hazardous sites. 
 ◆ Application in II A, II B, II C class, temperature group T1-T6 explosive gas environment. 
 Technical parameters 
 ■ implementation of standards: to GB3836.1-2000, and GB3836.2-2000, IEC60079 
 ■ Rated voltage: AC380/220/50Hz 
 ■ Protection class: IP54 
 ■ anti-corrosion rating: WF1 
 Features 
 ■ shell molding, aluminum die-casting and surface high-voltage electrostatic spray; 
 ■ latches and switches made of interlocking structure, only the socket switch is disconnected before pull the plug; 
 ■ cable or steelpipe