Eaton VFI substation transformers
EatonÕs Cooper Power series VFI substation transformer combines a conventional distribution transformer with a vacuum fault interrupter (VFI) Ñ delivering both voltage transformation and transformer overcurrent protection in a single space- and money- saving package. Transformers intended for indoor use are filled with safe, efficient Envirotemp FR3 dielectric fluid, offering enhanced fire protection and longer lifespan.Ê