Explsion-proof ballast 1.EX II 2G Exd II BT6 2.Certificatess:LCIE06 ATEX6019:IECExLCI 08.002 3.Material: housing: die cast aluminum alloy,power-coated,yellow 4.Rated voltage :AC220V 50HZ(198V-242V) 5.Degree of protection :IP65 6.Ambient temperature :-20oC-+55oC 7.connection :terminals 3X1.5-2.5 m2 ( L+n+pe 8.Hub:3-m25X1.5 9.available cable outer diameter :φ10-φ14