Why Heavy Storm Water Can Damage Transmission Lines

01/09/23

“Why can heavy storm water damage transmission lines?”

Electrical transmission lines typically have water-resistant polymers coating their cables to protect them from water damage. But during heavy rain storms, some water may get through and enter. The presence of moisture can heavily speed up the current in the circuit, blowing the fuse and destroying current flow. If the grid system does not have sufficient redundancy, outages can ensure. This is Why Heavy Storm Water Can Damage Transmission Lines.