Package & Unit Substation are all factory assembled and tested. They are designed and manufactured in order to satisfy the customer’s specific requirements. There design engenders a high level of flexibility that covers a wide range of applications. The package & unit substation is a combination of the Ring Main unit, The Transformer and The Low-Voltage panel.
A unit substation is a combination of a Transformer and a Low Voltage panel. These substations are used for effective electrical power distribution in medium voltage to low voltage distribution systems.