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Capacity paper. Method for determining dielectrical power factor at frequency 50 Hz
Document status: Active only in RF
Miscellaneous lampholders. Part 2-1. Particular requirements to lampholders S14
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Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V. Part 2-6. Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
Document status: Active
Marking of electrical equipment with ratings related to electrical supply. Safety requirements
Document status: Active
Power units for organic thermal stations. General requirements for noise suppression
Document status: Active