engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Power Systems Transmission and Distribution Underground Cables
Solid type cables are considered unreliable beyond 66 kV because
1
Insulation may melt due to higher temperature
2
Skin effect dominates on the conductor
3
Of corona loss between conductor and sheath material
4
There is a danger of breakdown of insulation due to the presence of voids