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Reciprocating internal combustion engine driven alternating current generating sets. Part 12. Emergency power supply to safety services
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Power supply systems, networks sources, converters and receivers of electric energy. Rated voltages above 1000 V
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Electric lamps and starters. General requirements for export
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Power transformers from 0,01 kV x A and above. Series of power ratings
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Gas turbines. Reliability, availability, maintainability and safety
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