Realy upgrade solutions (for US and Canada markets only)

The ideal solution to reduce risk and costs

ABB offers a comprehensive solution to replace its legacy protection relays such as DPU, DPU2000, TPU2000, IMPRS, and Pro*Star,  with contemporary Relion relays in a safe and cost-effective manner. The relay upgrade solution ensures a reliable, seamless upgrade due to the risk reduction that only a wire-like solution can provide.

It offers the lowest possible cost of installation in the market by using the existing wiring and connecting it to the wire-like terminals. Additionally,  since this solution ensures no changes in wiring, the time to update drawings after installation is virtually eliminated.


  • To replace ABB legacy relays such as DPU, DPU2000, MSOC TPU2000, IMPRS, and Pro*Star and upgrade functionality with Relion 615 series relays.


  • Based on Relion technology
  • Engineering time savings
  • Expanded communications capabilities
  • Eliminated risk of setting conversion
  • Installation time savings 

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