IEC 60502-1 Edition 2.1 2009-11
Power cables with extruded insulation and their accessories for rated voltagesfrom 1 kV (Um = 1,2 kV) up to 30 kV (Um = 36 kV) –
Part 1: Cables for rated voltages of 1 kV (Um = 1,2 kV) and 3 kV (Um = 3,6 kV)
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