General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 22764.4-2008
Scope
This part specifies the design, requirements, electrical continuity of the protective circuit and the degree of protection of the enclosure (IP code) for low-voltage cabinets. This section applies to low-voltage cabinets (hereinafter referred to as products).
GB/T 22764.4-2008 Referenced Document
GB 4208 Degrees of protection provided by enclosure(IP code)