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IEC 60840:2011 ed4.0

Заменен
Power cables with extruded insulation and their accessories for rated voltages above 30 kV (<i>U</i><sub>m</sub> = 36 kV) up to 150 kV (<i>U</i><sub>m</sub> = 170 kV) - Test methods and requirements — 137 стр.