Compliance with: GB 3836.1,GB 3836.2,GB 12476.1,IEC60079-0, ... T6 ApplicationDesigned for: Explosive atmosphere Zone 1, Zone 2 Combustible dust Zone 20, Zone 21, Zone ... ,IIB,IIC Temperature classes T1~T6 High brightness module LED light sources Designed for petroleum, storage, chemistry ... 4 steel conduit wiringTechnical SpecificationCompliance with: GB 3836.1,GB 3836.2,GB 12476.1,IEC60079-0,IEC60079-1 ...