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Practon Power: Sole Australian Distributor for Trafindo

Practon Group Trafindo Oil-Immersed Transformers

Oil-Immersed Transformers

Trafindo is most well-known for the oil-immersed transformers.

With a well-proven track record, we supply the pole-mounted transformers to PLN and the larger ground-mounted units to various sectors.

(Up to 4,000 kVA, 36 kV — PLN certified)

Power Transformers

Supported by Siemens, we manufacture power transformers of the highest quality and innovative technology.

(Up to 100 MVA and 275 kV)

Practon Group Trafindo Power Transformer
Practon Group Trafindo Dry Transformer

Dry Transformers

Suitable for high-rise buildings and important installations. Trafindo cast resin transformers offer higher temperature withstand, longer life, and of course is maintenance-free.

(Up to 8,00 kVA, 36 kV — ASTA Certified)

Special applications:

  • Insulation Class F or H
  • Additional Fans for Increased Cooling and/or Capacity
  • Environmental Class E/C/F
  • Optional IP Rated Enclosure

3D Oil Immersed Transformers

Using 3 identical rectangular frames which are joined to form an equilateral triangle, Trafindo is the first in Indonesia to offer this unique-shaped symmetrical transformer.

This transformer offers many advantages unmatched by traditional stacking core transformers.

(200 – 2,000 kVA, 36 kV)

  • Reduced electricity cost, especially during low-load periods due to its ability to increase power factor.
  • Great for installation sites with sensitive instruments/equipment where special harmonic withstand is required.
  • Use as an isolation transformer.
  • Low noise level.
Practon Group Trafindo 3D Oil Immersed Transformer
Practon Group Trafindo Padmount Transformer

Padmount Transformers

Padmount transformers have the advantage of being complete with the required accessories.

Applications: Radial Feed or Loop Feed, Special Oil.

Neutral Grounding Resistor (NGR)

Commonly installed in medium voltage distribution systems. Its function is to limit the grounding current or leakage current which flows from the neutral point of transformers or generators to the ground within an initially pre-set value.
Practon Group Trafindo Neutral Grounding Resistor (NGR)
Practon Group Trafindo Instrument Transformer (CT - VT)

Instrument Transformer (CT / VT)

Current and voltage transformers, indoor and outdoor type, installed in switchgears or at powerlines. For protection and metering purposes.

(Up to 25 kA, 36 kV, PLN Certified, CE Marked, ISO 17025 Certified)

Special Transformers

Various types of transformers with numerous features and different applications, including: On Load Tap Changers, Amorphous Core, Special Oil, etc.

Applications include:
• K-Rated Transformer
• Isolation Transformer
• AVR (Automatic Voltage Regulator)
• Earthing/Zigzag Transformer
• Arc Furnace Transformer
• Traction Transformer
• Three-Winding Transformer
• Phase-Shifting Transformer

Whatever your application is, Trafindo is able to cater to your needs. Please consult our sales engineers.

Practon Group Trafindo Special Transformer
Practon Group Trafindo Special Transformer
Practon Group Trafindo Special Transformer
Practon Group Trafindo Special Transformer

Electrical Switchboards & Substations

Our substations are built with the following equipment:

  • Type tested, form 4a/4b
  • Rated IP56 outdoor
  • Rescue kit cubicle
  • 1250A 30kA electronic E2N circuit breaker
  • 400A 20kA electronic T5V circuit breakers
  • 250A 20kA electronic T4V circuit breakers
  • Motor operators on all switchgear with lockout device’s
  • Earthing reactor with leakage monitoring
  • Outgoing feeders with leakage monitoring
  • 240VAC injection test point for current and time testing
  • Arc fault protection ABB TVOC-2
  • PLC/HMI Interface for remote operation
  • Metering and datalogging functions
Electrical Substations for Mining Industry Western Australia