Nec/cec, Iecex, Atex
Group a and B: Class I, Division 1 and 2, Groups a , B, C, D, Class Ii, Division 1 and 2, Groups E, F, G, Class Iii; Group C and D: Class I, Division 1 and 2, Groups C, D, Class Ii, Division 1 and 2, Groups E, F, G, Class Iii; c22.2 No. 250, c22.2 No. 137,

• Standard: Group a and B: Class I, Division 1 and 2, Groups a , B, C, D, Class Ii, Division 1 and 2, Groups E, F, G, Class Iii; Group C and D: Class I, Division 1 and 2, Groups C, D, Class Ii, Division 1 and 2, Groups E, F, G, Class Iii; c22.2 No. 250, c22.2 No. 137, Nec/cec, Iecex, Atex