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Home > Grid Automation > Protection Relays > Single Function > MFF Digital Frequency Relay - Legacy
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MFF Digital Frequency Relay - Legacy

MFF Digital Frequency Relay
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Manufacturing for MFF has been discontinued.

MFF relays are microprocessor based relays that provide protection against frequency variations in AC systems.

Applications
  • AC systems
    •

    Protection and Control
  • Under and overfrequency
    •