The 100kVA 11/0.415kV distribution transformer is a reliable, oil-immersed step-down transformer designed to convert medium voltage (11kV) to low voltage (415V) for safe and efficient power distribution. Built with high-quality core materials and advanced insulation systems, the transformer ensures low energy losses, stable voltage output, and long service life even under varying load conditions.
Rated Power: 100 kVA
Primary Voltage (HV): 11 kV
Secondary Voltage (LV): 0.415 kV (415 V)
Phase: 3 Phase
Frequency: 50 Hz
Vector Group: Dyn11
Cooling Type: ONAN (Oil Natural Air Natural)
Insulation Medium: Mineral Oil
Tap Changer: ±5% (Off-load tap changer)
Winding Material: Copper / Aluminium
Core Material: CRGO (Cold Rolled Grain Oriented Steel)
Impedance: 4 – 5%
Temperature Rise:
Oil: 60°C
Winding: 65°C