A dry-type transformer is a type of transformer that never uses any insulating liquid where its winding or core is immersed in liquid. Rather the windings and core are kept inside a fixed tank that is pressurized with air.
Type of Dry Type Transformers
Dry-type transformers are of two types
1. Cast Resin Dry Type Transformer (CRT)
Cast resin dry type transformer (CRT) is used in high moisture zones. It is because of its primary and secondary windings are encased with epoxy resin. This encapsulation