Use and scope of application
This standard conforms to GB/T12173-2008 "General Electrical equipment for mining", JB 8739-2015 "Flameproof high voltage distribution device for mining", GB3836.1-2010 "Explosive environment Part 1: General requirements for equipment", GB3836.3-2010 "Explosive environment Part 3: Developed by the relevant requirements of the increased safety type "E" protected equipment "and other standards, the technical parameters and requirements of this standard are more specific, detailed and more operational.
This standard specifies the type specifications, requirements, test methods, inspection rules, marking, packaging, transportation and storage of GKG mining general high voltage switchgear.
This standard is applicable to GKG type general high voltage switch cabinet used in coal mine without gas, coal dust explosion danger places and other similar underground industrial production departments such as non-coal mine mountains. Manufacture and inspection of (hereinafter referred to as switchgear).
Normative reference document
The following documents are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all amendment orders) applies to this document. GB 3636.1-2010
Explosive atmospheres - Part 1: General requirements for equipment
GB 3836.3-2010 Explosive atmospheres - Part 3: Equipment protected by increased safety type "E"
GB/T11022-2011 Common technical requirements for high voltage switchgear and control equipment standards
GB1984-2003 High voltage AC vacuum circuit breaker
GB 4208â??2008 Enclosure protection Class (IP code) GB/T 12173-2008 General electrical equipment for mining
GB/T 156â??2007 Standard voltage
GB/T 191â??2008 Pictorial signs for packaging storage and transportation
GB/T 2423.4-2008 Environmental testing for electrical and electronic products -- Part 2: Test methods -- Test DB: Alternating humid heat (12H+12H cycle) JB-2015 flameproof high voltage distribution devices for mining
AQ1043-2007 Safety marks for mining products
GB3906-2006 3.6KV~40.5KV Ac metal enclosed switchgear and control equipment
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