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Lamp controlgear. Part 2-3. Particular requirements for a.c. supplied electronic ballasts for fluorescent lamps
Document status: Active
Stationary diesel and gas fueled power plants. Energy efficiency
Document status: Active
Shell and tube water-oil and water-water type coolers of diesels engines and gas engines. General specifications
Document status: Active
Input-distributional boards for dwellings and public buildings. General specifications
Document status: Cancelled