Ludhiana, Dec. 20 -- Industrial units located in Sunder Nagar and along Rahon Road faced a prolonged power outage lasting over eight hours, from 2.30 am to 10 am on Friday, disrupting manufacturing activity during the peak production season. The affected belt houses several hosiery units, packaging units and other ancillary industries that operate round the clock.

Officials of the power department said the disruption was caused by dense fog and high moisture levels in the air during the night of Thursday and early hours of Friday. The conditions led to repeated tripping of multiple industrial feeders supplying electricity to the area. The officials explained that moisture accumulation on overhead lines results in insulation failure, leak...