138/69kV Substation Upgrades

Utility Design Services was retained for the addition of a new 69kV line terminal, addition of a bus main breaker, replacement of the protection and control system, and replacement of the existing 69kV circuit breaker.

UDS provided a complete design package for the protection and control systems, as well as the physical layout and design of the new line terminal and 69kV bus breaker.  UDS will also provide commissioning assistance, relay testing and in-service operational checkout of the protection system.

Project Scope:Substation Upgrade DWG

  • Protection and control design
    • One-line
    • Three-lines
    • DC Schematics
    • Panel layout
    • Panel wiring diagrams
    • Field equipment wiring
    • Bill of materials
    • AC/DC panel arrangements
    • SCADA panel design
  • Conduit and cable design
  • Control building layout
  • Substation physical design- 69kV line addition
    • General arrangement
    • Steel details
    • Rigid bus extension
    • Bus supports
    • Switch stands
    • 69kV deadend H-frame
    • Foundation design
  • Specifications and bid packages
  • Shop drawing reviews
  • Commissioning assistance
  • Relay programming & testing