Russian standards PDF
International electrotechnical vocabulary. Part 321. Instrument transforms
Document status: Active
Polyvinylchloride insulated cables of rated voltages up to and including 450/750V. Part 2. Test methods
Document status: Active
Rubber insulated cables for rated voltages up to and including 450/750 V. Part 4. Cords and flexible cables
Document status: Active
Electrical relays. Part 16. Impedance measuring relays
Document status: Active
Tests for electric cables under fire conditions. Circuit integrity. Part 12. Apparatus. Fire with shock at a temperature of at least 830°C
Document status: Replaced by GOST IEC 60331-1-2013