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Reciprocating internal combustion engine driven alternating current generating sets. Part 7. Technical declarations for specification and design
Document status: Active
Explosive atmospheres. Part 20-1. Material characteristics for gas and vapour. Classification. Test methods and data
Document status: Active
Radio-frequency cable type PK 75-7-15. Specifications
Document status: Active
Line suspension disk insulators. General specifications
Document status: Active
Low-voltage electrical installations. Part 5-54. Selection and erection of electrical equipment. Earthing arrangements, protective conductors and protective bonding conductors
Document status: Replaced by GOST R 50571.5.54-2013