Directional earth fault relay



    Device XRI1-E-R
    Line Professional Line
    Binary inputs 2
    Current transformer inputs 1
    Output relays 4
    Voltage transformer inputs 3
    Watchdog relay 1
    Earth fault directional feature [67N] Yes
    Earth fault protection [50N/51N] Yes
    Parameter sets 1
    Reset / Blocking Yes
    RS485 Open Data Protocol Yes
    Fault recorder (none volatile) Yes
    ANSI: IEC:
    50N; IE>,IE>>
    51N; IE>t,IE>>t
    67N; IE> ->


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    *Only the basic device structure is shown.  Differences in detail are possible.

    Connection Diagram