Explosive atmospheres — Part 30-1: Electrical resistance trace heating — General and testing requirements/Atmosphères explosives — Partie 30-1 : Traçage par résistance électrique — Exigences générales et d’essais
This National Standard of Canada is based on International Standard CEI/IEC 60079-30-1:2007, MOD. The requirements of the IEC 60079 series of Standards cover protection techniques ...