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Contacts for electrical commutation apparatus. Construction and dimensions
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Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
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Hydro power plants. Part 3-3. Hydraulic turbines. Technical requirements for operation monitoring systems
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Auxiliaries for lamps. d.c. or a.c. supplied electronic step-down converters for filament lamps. Performance requirements
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Radio-frequency cable type PK 50-1-11. Specifications
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Nontraditional power engineering. Wind power engineering. Wind turbines. General technical requirements
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