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Isolating transformers and safety isolating transformers. Technical requirements
Document status: Active
Water heaters for heat supply systems. General specifications
Document status: Replaced by GOST 27590-2005
Electrical equipment at voltages of 3 kV and above. Test methods of electric strength of external insulation in conditions of contamination
Document status: Active
Mains busways up to 1200 V, dc. General technical conditions
Document status: Active
Water-tube boilers and auxiliary installations. Part 8. Requirements for firing systems for liquid and gaseous fuels for the boiler
Document status: Active
LED modules for general lighting. Safety specifications
Document status: Active