EMC110 – Transmission Transformer 110kV 25MVA

Product Description

Transmission transformer 110kV 25MVA is a type of pressure transformer used to transmit and distribute power in the system, installed for
the regional intermediate station to the high-voltage busbar supplying power to the local intermediate station.

The product is manufactured by Thu Duc Electro Mechanical Joint Stock Company, tested according to TCVN 6306-1:2015 (IEC 60076-1:2011), short-circuit tested abroad to meet international standards on transmission transformers.

The main materials constituting the product include:

• Silica sheet: from Japan, Korea;
• Electromagnetic wire/paper coated copper M1;
• Insulating oil of Swedish and American brands.
• Under-load regulator (OLTC) from Germany.
• Insulating paper: from Germany, Sweden.
• Magnetic circuit of cross-cutting and punch-cutting on G7 corrugated board;
• The wiring is constructed on specialized equipment; The inside of the machine is vacuum-dried.

Machine structure:

1. 110kV neutral porcelain.
2. 110kV porcelain.
3. Low voltage porcelain.
4. Radiator.
5. On-site control cabinet.
6. Cooling fan.
7. Full machine oil drain valve
8. Climbing ladder.
9. Auxiliary oil tank.
10. Cable cabinet.

Specification Of Transformer

• Capacity: 25.000kVA.
• Voltage:
  • High voltage coil (HV): 115kV.
  • Adjustment range: ± 9×1,78%.
  • Medium voltage coil (MV): 23(24)kV.
  • Equalizer coil (LV): 11kV.
• P0: 15kW.
• Pk: 105kW.
• Uk: 11%.
• Wiring Unit: YNyn0 + d11.
• Preliminary Weight:
  • Inside: 29 (Tons).
  • Oil: 18 (Tons).
  • Total: 57 (Tons).
• Preliminary dimensions:
  • Length: 6500mm.
  • Width: 5200mmm.
  • Height: 5600mm.

Note: Dimensions and weight are approximate; EMC reserves the right to improve and update parameters based on actual production. Furthermore, EMC meets all of the customer’s production requirements.