Electric and optical fibre cables. Test methods for non-metallic materials. Part 511. Mechanical tests. Measurement of the melt flow index of polyethylene compounds
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General application polyimide foil-clad film for flexible printed plates. Specifications
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Power transformers. Methods of measuring partial discharge characteristics during power frequency voltage testing
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Power cables with extruded insulation and their accessories for rated voltages above 150 kV (Um = 170 kV) up to 500 kV (Um = 550 kV). Test methods and requirements
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Test methods specific to filling compounds of electric cables. Drop-point. Separation of oil. Lower temperature brittleness. Total acid number. Absence of corrosive components. Permittivity at temperature 23 C. D.c. resistivity at temperature 23 C and 100 C
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Brush holders for electrical machines. General specifications
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