... LED Floodlight Application 1 Designed for explosive atmosphere Zone 1, Zone 2.2 Designed for Groups IIA,IIB,IIC. Temperature ... classes T1~T43 Designed for petroleum exploitation, refinery , chemistry, medicine, military and military ... wall bracket type can be adjustable, cable wiring. Cable wiring or steel pipe wiring for ceiling and recessed type. 6 Exposed fasteners ...