Damage caused to a motor control centre due to arcing event
Incident Investigation
Damage caused to a motor control centre due to arcing event
October 9, 2021
Electrical
Reference Number:
II-1266942-2021 (#24374)
Location: Kamloops
Regulated industry sector: Electrical - Low voltage electrical system (30V to 750V)
Incident overview
A fault occurred in a new motor control centre causing the buss equipment to trip out, damaging the new control centre. This most likely occurred due to inadequate tightening of the terminal connections of that circuit breaker bucket.