Auxiliary Potential Transformers
Osborne Transformer Corp. (Osborne Transformer)
Osborne Auxiliary Potential Transformers (Aux PT’s) are used in utility and commercial industrial power systems. Osborne works with our clients to identify the safety advantages of using auxiliary potential transformers (Aux PT’s) to establish protection schemes for high voltage equipment. Aux PT’s step the voltage down to safer levels, normally below 600 V AC.