Scope Widely used in oil exploration, refining, chemicals and other dangerous places to make the connection environment lighting, power and control lines. Suitable for explosive gas atmospheres 1 and Zone 2 areas. Suitable for combustible dust Zone 20, 21 and Zone 22 locations. Applicable ⅡA, ⅡB, ⅡC explosive atmosphere. Suitable for T1-T5 (T6) set temperature class. Features Aluminum alloy shell, the surface electrostatic spray. Inlet and outlet There are many ways and specifications. Inlet and outlet thread can be specially designed, can be made metric thread, NPT thread form. Steel wire (cable wiring please specify). Hanging junction box cover has also directly lifting proof lighting by steelpipe.