Current rating medium voltage cables with impregnated paper insulation – triple core

acc. to HD 621 S1, part 4C

This section applies to triple-core cables with impregnated paper insulation.

Current carrying capacity of medium voltage cables

Laying in earth (20°C)
Recommended values according to HD 621 S1, part 4C, table 11
Laying in air (30°C)
Recommended values according to HD 621 S1, part 4C, table 12

Current carrying capacity of medium voltage cables

Permissible short-circuit temperatures and rated short-time current densities
Recommended values according to HD 621 S1, part 4C, table 14

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