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Guidelines for the checking and treatment of sulfur hexafluoride (SF6) taken from electrical equipment and specification for its re-use
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Coolers of air-cooling system of power semiconducting devices. General specifications
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Gaseous nitrogen concentrated by stable isotope Nitrogen-15. Specifications
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Rotating electrical machines. Part 2-1. Standard methods for determining losses and efficiency from tests (excluding machines for traction vehicles)
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Electrical equipment for a.c. voltages from 3 to 500 kV. Requirements to electrical strength of insulation
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