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Tests on electric and optical cables under fire conditions. Part 3-22. Flame spread of vertically-mounted bunched wires or cables. Category A

Document status: Replaced by GOST IEC 60332-3-22-2024

Butterfly valves and spherical valves for hydraulic turbines. Technical specifications

Document status: Active

Switches for household and similar fixed electrical installations. Part 1. General requirements

Document status: Active

Radio-frequency cable type PK 75-4-21. Specifications

Document status: Active

Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCB'S). Part 1. General rules

Document status: Replaced by GOST IEC 61008-1-2020

Steam and hot-water stationary boilers. Steel structures. Load norms for supporting steel structures

Document status: Active