ABB REG670 - Page 627

If the comparison should be done between two current magnitudes then those current
signals need to be connected to function inputs, INPUT and REF. Then the settings
should be adjusted as below,
EnaAbs = Absolute
RefSource = Input REF
EqualBandHigh = 5.0 % of reference value
EqualBandLow = 5.0 % of reference value.
1MRK 502 071-UEN - Section 16
Logic
Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062 621
Application manual