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Recording Functions

    • Initiating recording by AC voltage Phase voltage over upper limit

    ­Phase voltage under lower limit

    ­Sudden increase/decrease of phase voltage over limit

    ­Negative sequence voltage over upper limit

    ­Zero sequence voltage over upper limit

    ­Sudden change of zero-sequence over limit

    ­Frequency over upper limit

    ­Frequency under lower limit

    ­Absolute value of df/dt over limit

    • Initiating recording based on AC current out-of-limit Phase current over upper limit

    ­Sudden change of phase current over limit

    ­Negative sequence over upper limit

    ­Zero sequence over upper limit

    ­Sudden change of zero sequence over limit

    ­Power swing

    • Initiating recording based on binary input

    • Continuous recording (24hours of uninterrupted recording)

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