EATON EP (1-ph) and EPT (1-ph) general purpose encapsulated dry type transformers are of the two winding type, encapsulated (potted) in a mix of epoxy coated sand and gravel and are available in a wide variety of primary and secondary voltage combinations. General purpose encapsulated transformers are designed, manufactured and tested in accordance with all of the latest applicable ANSI, NEMA and IEEE standards and are designed for continuous operation at rated kVA.