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A. c. electrical installations for voltage from 3 to 750 kV. Creepage distance of external insulation
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Winding wires. Test methods. Part 2. Determination of dimensions
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Electrical insulating materials. General requirements for thermal endurance test method
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Ceramic electrotechnical articles. Maximum deviations from nominal dimensions, surfaces form and locations
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Electrical apparatus for explosive gas atmospheres. Part 19. Repair and overhaul for apparatus used in explosive atmospheres (other than mines or explosives)
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