3 Phase Power Transformer to Specification 2026/2011. KVA: 4500 Volys: HV:33000, LV:6900, Amp:HV:78.7, LV: 376.6, Frequency: 50 c/s, Ambient Temp. 50deg. C, Max. Temp. Rise: oil 50 Deg. C, Max. Temp. Rise Winding: 55 Deg. C, Type of Cooling: ONAN