Standard
73/23/EEC,89/336/EEC,92/31/EEC,93/68/EEC,CSA C22.2 No 142,CSA C22.2 No 213 Class I Division 2 Group A,CSA C22.2 No 213 Class I Division 2 Group B,CSA C22.2 No 213 Class I Division 2 Group C,CSA C22.2 No 213 Class I Division 2 Group D,EN/IEC 61131-2,IEC 60664,UL 508