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General test methods for insulating and sheathing materials of electric and optical cables. Measurements of thickness and overall dimensions. Tests for determining the mechanical properties

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Short-circuit temperature limits of electric cables with rated voltages of 1 kV (Um = 1,2 kV) and 3 kV (Um = 3,6 kV)

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Isolating transformers and safety isolating transformers. Technical requirements

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Lampholders for tubular fluorescent lamps and starter holders

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Rotating electrical machines. Part 2-2. Specific methods for determining separate losses of large machines from tests

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Renewable power engineering. Solar energy. Calibration of field pyrheliometers by comparison to a reference pyrheliometer

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