This standard specifies the selection of protection and explosion-proof levels for electrical equipment on offshore oil platforms, including the division of hazardous areas, the classification of explosive gases, the provisions of protection and explosion-proof levels, the selection of protection levels for electrical equipment in different areas, and the explosion-proof levels of electrical equipment in different areas. s Choice. This standard is applicable to the selection of protection and explosion-proof levels of electrical equipment in the design of offshore oil platforms.
CB/T 4397-2014 Referenced Document
GB 3836.14 Explosive atmospheres.Part 14:Classification of areas.Explosive gas atmosphere*, 2014-12-05 Update
GB 4208 Degrees of protection provided by enclosure(IP code)
GB 50058 Code for design of electrical installations in explosive atmospheres
CB/T 4397-2014 history
2014CB/T 4397-2014 Requirement for protection and explosion-proof grade of electrical equipment for offshore oil platform