Replacement of high-voltage circuit breakers

Replacement of thirty 138-kV and 230-kV circuit breakers in six high-voltage substations.

Within the context of the five-year replacement program for circuit breakers at Nalcor Energy facilities, CIMA+ was mandated by GE Grid to provide engineering services, protection and control for electrical installations in connection with the replacement of thirty circuit breakers at six Nalcor sites. The work was spread over a four-year period, from 2015 to 2019 inclusively.

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