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Switching devices for voltages up to 1000 V. General requirements
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Uninterruptible power systems (UPS). Part 1-1. General and safety requirements for UPS used in operator access areas
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Alkaline secondary cells batteries. Sealed nickel-cadmium cylindrical rechargeable single cells
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Mains busways up to 1200 V, dc. General technical conditions
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Reciprocating internal combustion engines. General specifications
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Electromechanical switches for use in electrical and electronic equipment. Part 1. Generic specification
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