Federal medium voltage transformer replacement
Staged transformer, medium voltage switchgear, and secondary breaker replacement for Library and Archives Canada. The transformers were replaced one at a time using the tie switch. Primary switchgear work was completed over a weekend, and the secondary board work over two evenings.
Two 2 MVA transformers (13,200 V to 600/347 V) removed and replaced one at a time using the tie switch
Medium voltage switchgear replaced including two Hydro Ottawa loop switches and two medium voltage breakers with protective relays, metering, potential and current transformers
New primary cable to feed the new transformers
Existing secondary breakers replaced with new high interrupting circuit breakers
Primary switchgear completed over one weekend; secondary board over two evenings
Client:
PWGSC / SNC Lavalin O and M
For:
Library and Archives Canada
Sector:
Federal government