What is the Tertiary Winding of Transformer?Tertiary Winding DefinitionThe tertiary winding in a transformer is an additional winding besides the primary and secondary windings, creating a three-winding transformer.Delta ConnectionThe tertiary winding’s delta connection helps limit fault current during short circuits.Stabilization RoleIn star-star transformers, the tertiary winding stabilizes the system by allowing the circulation of zero-sequence currents.Rating and DesignThe design of the tert