Automatic Voltage Regulator

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Yes, you can still get support for your legacy ABB AVR.

Hughes Technical Services’ (HTS) electrical commissioning engineers are specialists with years of experience and OEM training in the following types:

  • ABB Unitrol P
  • ABB Unitrol M
  • ABB Unitrol F
  • ABB Startex

We also support Converteam D3 and Unitrol D.