Copper winding equipped Neutral Grounding Transformer can be operated at maximum 0.4 KV low voltage condition. It high voltage requirement is maximum 35 KV and it has ISO certification. Frequency of this Neutral Grounding Transformer is up to 60 Hz. This oil immersed type device has triple phase magnetic circuit to reduce magnetic resistance. Low noise generation, energy efficient mechanism and compact body are the key aspects of this product. This transformer is user friendly and is simple to maintain.