Commonwealth 245 West Michigan Avenue,
Jackson, MI 49201

Reliable relay settings and protection and control functions are absolute necessities.

Recognizing how critical relay settings are to the power system, Commonwealth helps customers develop system protection philosophies and integrates with them on NERC compliance. Our engineers can expertly evaluate your requirements and standards to recommend the most cost-effective solution. We offer expertise in ASPEN OneLiner, CAPE, SCyME, ETAP, SKM Power*Tools, SindMil, Milsoft, and more.  Related scopes we excel at include:

  • Short-circuit modeling and validation
  • Protection scheme modeling
  • CT saturation analysis
  • Relay database development
  • Testing of setting files using in-house relay lab
  • Automation tools for programming digital relays
  • Development of COMTRADE test files
  • Protection theme developments
  • Pilot protective relaying
  • AC/DC load analysis
  • Line event analyses

Experience the power of partnership.

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