Full plastic Explosion-proof terminal boxes, 1.Ex mark:Ex e II T6 DIP A21 TA,T6 2.Intended use:zone 1,2&21,22 3.IP66 Full plastic Explosion-proof terminal boxes feature,1.Ex mark:Ex e II T6 DIP A21 TA,T62.Intended use:zone 1,2&21,223.Degree of protection:IP66 4.Ambient temperature use:-40oC≤ Ta≤55oC5.Rated voltage:AC690V6.Terminal:4*4~6mm2 +_1PE 2.5mm27.Cross section of terminal:4mm2/25A 6mm2/ ...