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Stationary lead-acid batteries. Part 11. Vented types. General requirements and methods of tests

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Electric and optical fibre cables. Test methods for non-metallic materials. Part 505. Mechanical tests. Elongation tests at low temperature for insulation and sheaths

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Renewable power engineering. Wind power engineering. Wind turbines. Part 14. Declaration of acoustic noise characteristics

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Electrical installations of buildings. Part 4. Protection for safety. Protection against undervoltage

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Wires and cables for electrical equipment of rated voltages up to and including 450/750 V. General specifications

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Stationary diesel and gas fueled power plants with internal combustion engines. General specifications

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