Russian standards
Explosive atmospheres. Part 1. Equipment protection by flameproof enclosures 'd'
Document status: Cancelled
Stationary steam turbines for nuclear power plants. General specifications
Document status: Active
Ceramic insulators for voltage to 1000 V. General specifications
Document status: Active
Crystalline silicon photovoltaic batteries. On-site measurement of I-V characteristics
Document status: Replaced by GOST R 58649-2019