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Light sources and lighting fittings. Presentation of data for calculation of lighting
Document status: Active
Tungsten filament lamps for domestic and similar general lighting purposes. Safety requirements
Document status: Withdrawn
United power system and isolated power systems. Operative-dispatch management. Ensuring coordinated operation of centralized systems of automatic control of frequency and active power flows and automatic management of active power of hydroelectric power stations. Norms and requirements
Document status: Active
Electrical contacts. Erosion resistance testing under electric arc conditions
Document status: Active
Rotating electrical machines. Terminal markings and direction of rotation
Document status: Active
Renewable power engineering. Thermal solar systems and their components. Test methods for solar collectors. Part 2. Qualification test procedures
Document status: Active