... : Groups IIA,IIB,IIC Temperature classes T1~T6 High brightness module LED light sources Designed for petroleum, storage, chemistry, medicine, ... , over heat etc. to ensure LED reliable work Optimized photometric design, with high purity aluminum anodized reflector with highreflecting ... ExdIICT6/DIPA20TA, T6 Rated voltage: AC 100~270V Light sources: LED Lighting efficiency: 90lm/W Rated power:20W,30W,40W ...