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.

 

 
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