GB/T 29304-2012 Translated English of Chinese Standard. GB/T29304-2012, GB33460: Safety guide for explosion protection in explosive hazardous areas
This standard specifies the safety guide for explosion protection in explosive hazardous areas. It includes the requirements for the safety protection of the owner to the workers in various types of explosive hazardous areas, as well as the common explosion proof safety technical requirements in the design, manufacture, inspection, sale, installation, use, overhauling, and maintenance of the equipment and protection system.
Criteria for determining equipment category and its protection level
Inspection and assessment
Appendix B Normative Principles for division of other explosive hazardous
Appendix E Normative Special requirements for improving the safety
additional requirements mentioned apparatus for explosive atmosphere may occur category I equipment category III level coal mine gas Coal mine safety combustible dust designed and constructed Electrical apparatus electrical equipment Electrical resistance equipment and protective equipment components Equipment contained equipment failure equipment or protective equipment protection level equipment shall ensure equipment shall meet explosion proof safety explosive gas atmospheres explosive hazardous area firedamp flammable gases form explosive atmospheres gas and/or combustible GB/T guarantee the required hazards caused independent protective measure installation insulation internal combustion engines intrinsically safe level Ma level Mb level of equipment level of protection manufacturer manufacturer's operating parameters measurement function meet the additional methane minimum requirements necessary level Non-electrical equipment normal operation operating conditions owner parameters AND guarantees potentially explosive atmospheres presence of combustible proof safety documents protective systems Requirements for category requirements of Appendix safety protection safety regulations safety requirements source of ignition workplace