Attributes . NEC: Class I, Division 1 and 2, Groups B, C, D, Class II, Division 1 and 2, Groups F, G, Class III, ANSI/UL 1010, NEMA/EEMAC 3, 7BCD, 9FG, CEC: Class I, Division 1 and 2, Groups B, C, D, Class II, Division 1 and 2, Group G, Class III . Names