... IIB,IIC Temperature classes T1~T6 High brightness module LED light sources Designed for petroleum, storage, chemistry, medicine, ... work Optimized photometric design, with high purity aluminum anodized reflector with highreflecting efficiency to enhance lighting efficiency Cable entries ... : ExdIICT6/DIPA20TA, T6 Rated voltage: AC 100~270V Light sources: LED Lighting efficiency: 90lm/W Rated power:20W ...