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Electric cables. Calculation of the current rating. Part 2-1. Thermal resistance. Calculation of thermal resistance
Document status: Active
Connecting devices for low-voltage circuits for household and similar purposes. Part 1. General requirements
Document status: Replaced by GOST IEC 60998-1-2017
Reciprocating internal combustion engines. General specifications
Document status: Active
Electrical apparatus for use in the presence of combustible dust. Part 3. Classification of areas
Document status: Active
Hot-water boilers. Main parameters and technical requirements
Document status: Active