High-Efficiency Inverter Duty & Step-Up Transformers (500 kVA to 10 MVA)
Federal Power Transformers LLC (FPT) designs and manufactures state-of-the-art Renewable Energy Transformers specifically engineered to withstand the rigorous daily load cycling, intense thermal conditions, and harmonic distortions inherent to solar PV power plants and wind energy farms.
Ranging from 500 kVA up to 10 MVA in voltage classes from 3.3kV to 36kV, our transformers are precisely tailored to meet the strict electrical and thermal requirements specified by global solar inverter manufacturers and utility grid operators across the Middle East, Africa, and international markets.
With options for high-efficiency mineral oil or eco-friendly ester fluids, copper or aluminum windings, and custom multi-winding configurations, FPT ensures maximum energy yield and long-term operational resilience under extreme outdoor ambient temperatures.
Core Engineering Highlights
- Harmonic-Resistant Design
- Multi-Winding Inverter Interface
- Electrostatic Shielding
- Low No-Load Losses
- ONAN, LNAN & KNAN Cooling
- Full IEC 60076 & ANSI Compliance
Technical Specifications
| Power Rating Range | 500 kVA up to 10 MVA (Custom ratings available upon engineering request) |
|---|---|
| Voltage Class | 3.3kV up to 36kV (Primary / Secondary customized per project specifications) |
| Operating Frequency | 50 Hz / 60 Hz |
| Reference Standards | IEC 60076, ANSI / IEEE C57, BS 171 & Local Utility Regulations (DEWA, ADDC, Kahramaa, etc.) |
| Winding Materials | High-conductivity Electrolytic Grade Copper or Electrical Grade Aluminum |
| Cooling Methods | ONAN (Oil Natural Air Natural), LNAN, KNAN (Ester Fluid), and Forced Cooling (ONAF) |
| Tank Construction | Hermetically Sealed Type with corrugated walls or Expansion Conservator Type with breather |
| Installation Environment | Indoor or Severe Outdoor Ambient Conditions (Up to +55°C ambient, desert sandstorm protection) |
| Enclosure Protection | IP54 / IP55 / IP65 Cable Boxes or Bushing Enclosures as required |
Solar & Wind Power Configurations
Solar Inverter Duty Transformers
Designed for central inverter stations in utility-scale solar PV fields. Featuring electrostatic shields between primary and secondary windings to mitigate high-frequency voltage spikes (PWM harmonics) caused by inverter switching operations, protecting the insulation and extending operational lifespan.
Wind Power Step-Up Transformers
Built to handle continuous vibration, sudden load fluctuations, and transient overvoltages common in wind turbine generators. Available in compact footprints for nacelle tower integration or ground-based step-up substations with enhanced structural rigidity and thermal withstand capability.
Proven Quality & International Expertise
ISO Certified Quality
ISO 9001:2015, ISO 14001:2015 & ISO 45001:2018 accredited manufacturing facility located in Abu Dhabi ICAD 1.
Rigorous FAT Testing
Every unit undergoes strict Routine, Type, and Special testing in our advanced dust-free indoor high-voltage laboratory.
Severe Ambient Resilience
Engineered specifically for desert and high-temperature ambient conditions with high corrosion-resistant coatings.
Global Export Supply
Approved supplier for major EPCs, utility companies, and renewable energy developers across MENA and global markets.
Request Technical Specifications or Project Quotation
Our specialized engineering team is ready to evaluate your solar PV or wind project parameters, single-line diagrams (SLD), and custom transformer requirements.
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