This standard specified terminologies and definitions, classifications and groups, basic parameters, structural types and models, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of explosion-proof hoists.
This standard is applicable to explosion-proof electric hoist (hereinafter referred to as “explosion-proof hoist”) operating in Zone 1 and Zone 2 of explosive gas atmosphere, and/or Zone 21 and Zone 22 of combustible dust atmosphere.
JB/T 10222-2011 The following standards are cited：
