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MICHIGAN ELECTRIC TRANSMISSION COMPANY
THETFORD SUBSTATION 138kV BREAKER REPLACEMENT
Client: Michigan Electric Transmission Company

Location: Thetford Center, Michigan

Project consisted of replacement of 9- 138kV air blast circuit breakers with new ABB SF-6 circuit breakers. Installation included replacing all new control cables between control house and breaker. In addition nine (9) sets of 138kV line CCVT were replaced.

Engineering services included:

  • Preliminary design
  • Control schematic design
  • Construction observation
  • Assist with Start-up services
  • SCADA, SER, & DFR design
  • Record drawings
  • Closeout documentation

New Breaker

New 138kV CCVTs

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Grand Rapids Office
660 Cascade West Parkway SE, Suite 65 • Grand Rapids MI 49546
phone:: 616.942.7183 • fax:: 616.285.6448
Petoskey Office
325 E. Lake Street, Suite 26 • Petoskey MI 49770
phone:: 231.439.9683 • fax:: 231.439.9698

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