Fire in Main Electrical Service Switch at an Industrial Building
August 15, 2021
Electrical
Reference Number:
II-1238269-2021 (#23553)
Location: Chilliwack, BC
Electrical - Low voltage electrical system (30V to 750V)
Incident Overview
A fire started in the switch of a main electrical service at a lumber drying facility. During investigation it was observed that the blades weren’t making complete contact with the line side terminals of the switch. Over time, this condition led to excessive heat, causing the switch to melt and start a fire.