UL 2225, CSA C22.2 No. 174, 101909, Certification Type T3CDS, Zones 1 And 2, Gas-ATEX/IEC Protection: Ex d IIC, Ex e II, Ex nR II, Zones 21 And 22, Dust - Conforming To ATEX 94/9/CE: 0081 II 2 D-ATEX/IEC Protection: Ex tD A21, II 2 GD, CE Declaration Of Co