EMR-4000 IM02602009E
System Parameters – Voltage Related
Parameter Description Setting range Default Menu path
Main VT pri Enter the primary phase to phase voltage of the VTs 60 - 500000V 12000V [System Para]
Main VT sec Enter the secondary phase to phase voltage of the VTs 60.00 - 600.00V 120V [System Para]
Main VT con Main VTs connection Wye,
Phase-to-Phase,
Open-Delta
Wye [System Para]
Aux VT pri Primary voltage of Aux VTs 60 - 500000V 12000V [System Para]
Aux VT sec Secondary voltage of Aux VTs 35.00 - 600.00V 120V [System Para]
delta phi - Mode The delta phi element (vector surge) trips, if the
permissable voltage angle shift (delta phi) of the three
measured voltages (phase-ground or phase-phase) in:
one phase, two phases or within all phases is exceeded.
one phase,
two phases,
three phases
two phases [System Para]
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