Transformer tab, Differential current, Restraint current – GE EPM9450Q User Manual
Page 164: Transformer winding reference
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PMCS Interface Toolkit
Transformer Tab
Universal Relay - Transformer Tab
The T60 device alone supports a Transformer Tab on its wizard. This tab is unique to
the T60 device type. The following values are shown:
Differential Current
Phasor magnitude and angle.
Differential 2nd Harmonic
Phasor magnitude and angle
Differential 5th Harmonic
Phasor magnitude and angle
Restraint Current
Phasor Magnitude and angle
Transformer Winding Reference
Indicates which of the six possible transformer windings will serve as the reference
winding.
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