The Substation Transformer has been designed for installation on three-phase transmission as well as distribution systems. This is suited for in-door as well as outdoor mounting. It is compatible with many operating compartments as well as sidewall mounted bushings. Substation Transformer works well with high voltage electrical equipment such as switchgear, circuit breakers, transformers, and allied devices. This provided fire safety as well as extended functional life. It has the capacity to hold additional capacity for future requirements as well as periodic loads.