Transformer Impedance Modelling

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Transformer Impedance Modelling

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Section

See Also: Transformer Modelling

Section

Equivalent Circuit:

 

TrfrEq

 

Section

Positive Sequence:    

  TrfrZPos

Section

Symbol

Zero Sequence

Star

 

StarStar

Zero1

StarStarS

Zero2a

StarDelta

Zero1

StarDeltaS

Zero5

StarZigZag

Zero1

StarZigZagS

Zero2

Star, Primary Grounded

 

StarStarP

Zero3a

StarStarPS

Zero4

StarDeltaP

Zero3

StarDeltaPS

Zero6

StarPZigZag

Zero3

StarPZigZagS

Zero13a

Delta

 

DeltaStar

Zero1

DeltaStarS

Zero2

DeltaDelta

Zero1

DeltaDeltaS

Zero5

DeltaZigZag

Zero1

DeltaZigZagS

Zero2

Grounded Delta

 

DeltaStarP

Zero7

DeltaStarPS

Zero8

DeltaDeltaP

Zero7

DeltaDeltaPS

Zero9

DeltaPNZigZag

Zero7

DeltaPNZigZagS

Zero8

ZigZag

 

ZigZagStar

Zero1

ZigZagStarS

Zero2

ZigZagDelta

Zero1

ZigZagDeltaSN

Zero5

ZigZagZigZag

Zero1

ZigZagZigZagS

Zero2

ZigZag Primary Grounded

 

ZigZagPStar

Zero3

ZigZagPStarS

Zero13a

ZigZagPDelta

Zero3

ZigZagPDeltaSN

Zero6

ZigZagPZigZag

Zero3

ZigZagPZigZagS

Zero13a

Autotransformer

 

AutoTrfr

Zero10     VpVs

Section