BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Conversion.BaseClasses.PartialConverterStepDownDY

# .BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Conversion.BaseClasses.PartialConverterStepDownDY

Model of a transformer with D connection primary side and Y connection secondary side (Voltage step down)

## Information

Partial model that represents a three-phase unbalanced transformer with delta connection on the primary and Y connection on the secondary side. The configuration is for voltage step down.

The image below describes the connection of the windings.

## Revisions

- February 26, 2016, by Michael Wetter:
  Added adapter for #426.
- August 27, 2014, by Marco Bonvini:
  Revised documentation.
- June 6, 2014, by Marco Bonvini:
  First implementation.

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