This standard is applicable to the periodic inspection of explosion-proof cranes used in Class II explosive mixed gas and vapor environments and Class III explosive dust and fiber environments and included in the "Special Equipment Catalog".
DB34/T 1496-2011 Referenced Document
GB 12476.1-2000 Electrical apparatus for use in the presence of combustible dust--Part 1-1: Electrical apparatus protected by enclosures and surface temperature limitation-Specification for apparatus
GB 15577-2007 Safety regulations for dust explosion prevention and protection
GB 3836.2-2010 Explosive atmospheres.Part 2:Equipment protection by flameproof enclosures "d"
GB 3836.3-2010 Explosive atmospheres.Part 3:Equipment protection by increased safety "e"
GB 3836.4-2010 Explosive atmospheres.Part 4:Equipment protection by intrinsic safety "i"
GB 50058-1992 Specifications for the design of electric systems in places with explosion and fire
GB 50257-1996 Code for construction and acceptance of electric device for explosion atmospheres and fire hazard electrical equipment installation engineering
GB 6067.1-2010 Safety rules for lifting appliances.Part 1:General