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Uninterruptible power systems (UPS) - Part 5-1: DC output UPS - Safety requirements

Uninterruptible power systems (UPS) - Part 5-3: DC output UPS - Performance and test requirements

Safety of machinery - Application of protective equipment to detect the presence of persons (IEC 44/1052/CDV:2024); German and English version prEN IEC 62046:2024

Electricity metering equipment - General requirements, tests and test conditions - Part 11: Metering equipment

Electricity metering equipment - Particular requirements - Part 21: Static meters for AC active energy (classes 0,5, 1 and 2)

Electricity metering equipment - Particular requirements - Part 22: Static meters for AC active energy (classes 0,1S, 0,2S and 0,5S)

Electricity metering equipment - Particular requirements - Part 23: Static meters for reactive energy (classes 2 and 3)

Electricity metering equipment - Particular requirements - Part 24: Static meters for fundamental component reactive energy (classes 0,5S, 1S, 1, 2 and 3)

Electricity metering equipment - Particular requirements - Part 26: Static revenue grade sub-meters for AC active energy (classes 0,5, 1, 2) and fundamental component reactive energy (classes 0,5S, 1S, 1, 2 and 3)

Electricity metering (a.c.) - Tariff and load control - Part 21: Particular requirements for time switches

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