Product Details

An integral part of power distribution and transmission networks, a three-phase transformer is designed to efficiently step up or down voltage levels in three-phase systems. These transformers offer high efficiency, compact size, and balanced load handling, making them ideal for commercial, industrial, and utility applications.

Electrical Details

• ❖ Rated Power: 100 KVA to 20000 kVA
• ❖ Primary Voltages: 11kV, 22kV, 33kV
• ❖ Secondary Voltages: 433V, 3.3kV, 6.60kV
• ❖ Frequency: 50 Hz
• ❖ Phase Configuration: Three-phase
• ❖ Vector Group: As per requirement
• ❖ Insulating Fluid: Mineral Oil / Silicon Oil / Ester Fluids
• ❖ Tap Changer: OCTC or OLTC (Step Up & Step Down)

Insulation and Cooling

• ❖ Cooling Techniques: Oil-immersed (ONAN, ONAF, OFAF), Ester Oil, Synthetic Oil
• ❖ Insulation Classes: A, B, F, H

Advantages

• ❖ Understanding the Application Needs
  Identify industrial requirements, input/output voltage levels, and load type.
• ❖ Selecting the Right Transformer
  Ensure proper kVA/MVA rating, voltage compatibility, and cooling method selection.
• ❖ Protection Features
  Short-circuit, overvoltage, and thermal protection for safety.
• ❖ Efficiency & Maintenance
  Regular monitoring enhances performance and prolongs lifespan.

Three-phase transformers ensure efficient power distribution and reliable operation.
Proper selection, monitoring, and maintenance enhance performance and longevity.