Power Transformers

Parameter Specification
Type Outdoor, Oil Immersed (Oil Cooled), Three Phase
Power Rating 10 MVA
Voltage Class Up to 33 KV (HV)
Voltage Ratio 33/11 KV, 33/6.6 KV, 33/0.433 KV or as per customer requirement
No. of Phases Three
Frequency 50 Hz
Cooling ONAN / ONAF
Vector Group Dyn11 / YNd11 / as per requirement
Tap Changer On Load Tap Changer (OLTC) with RTCC / AVR panel, or Off-Circuit Tap Changer (OCTC), typically ±5% to ±10% in steps of 1.25% or 2.5%
Winding Material Electrolytic grade copper
Core CRGO / amorphous, low-loss lamination