*Ex mark:Ex ed ⅡC T6 DIP A21 TA，T6
*Intended use:Can be used in zone 1 ,zone 2,zone21,zone22
*Ambient temperature:-40℃≤ Ta≤ 40℃
*Degree of protection:IP65
*Rated voltage:Max 250V
*Rated current:Max 16A
*Installing arrangement:The center with pitch is 40、60mm
*Material of enclosure:Glass fibre reinforced polyester(SMC)of static resistance