Ge consumer & industrial is offering guard i noise isolation transformers as part of a wide range of dry type vented transformers. Guard i noise isolation transformers are capable to provide common mode noise attenuation and transverse mode noise attenuation. These transformers meet ansi and nema standards. These are three-phase transformers and uses 220 degree c insulation system. They find wide application in retail stores, high lightning strike areas and small computer installations. Some key features of these guard i noise isolation transformers are mentioned below: