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Low-voltage switchgear and controlgear. Part 5-1. Control circuit devices and switching elements. Electromechanical control circuit devices

Document status: Replaced by GOST R 50030.5.1-2005

Condenser paper. Method for determining number of current-conducting insertions

Document status: Active

Alternating current apparatus and devices for voltages above 1000 V. Temperature rise at continuous duty. Norms and test methods

Document status: Active

Power transformers. Part 12. Loading guide for dry-type power transformers

Document status: Active

Shield box viewing windows. Types, construction and dimensions

Document status: Active

Fuel cell technologies. Part 2. Fuel cell modules

Document status: Replaced by GOST R 56188.2-2023