Russian standards

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

Internal combustion reciprocating engines. Exhaust emission measurement. Part 3. Definitions and methods of measurement of exhaust gas smoke under steady-state conditions

Document status: Active

Low-voltage switchgear and controlgear. Part 6-1. Multiple function equipment. Transfer switching apparatus

Document status: Replaced by GOST IEC 60947-6-1-2024

Reciprocating one-step compressors of refrigerating capdeity more than 5,2 KW (4500 large calories/h). Types and basic parameters

Document status: Active

Specified time relays for industrial use. Part 1. Requirements and tests

Document status: Active

Electrical accessories. Circuit-breakers for overcurrent protection for household and similar installations. Part 2. Circuit-breakers for a.c. operation

Document status: Active