GB/T 12976.1-2008 Paper insulated power cables with rated voltages up to 35kV (Um=40.5kV) and their accessories - Part 1: General provisions and structural requirements for cables with rated voltages up to 30kV has been changed from GB/T 12976.2-1991 Copper or aluminium conductor paper-insulated power cables with rated voltages up to 35kV--Part 2: Non-draining oil impregnated paper-insulated matal-sheathed power cables.
GB/T 12976.1-2008 Paper insulated power cables with rated voltages up to 35kV (Um=40.5kV) and their accessories - Part 1: General provisions and structural requirements for cables with rated voltages up to 30kV has been changed from GB/T 12976.3-1991 Copper or aluminium conductor paper-insulated power cables with rated voltages up to 35kV--Part 3: Resin oil impregneted paper-insulated metal-sheathed power cables.
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