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Trafo Power and Electricals Pvt. Ltd.

Renewable energy

Solar Inverter Duty Transformers

Step inverter output up to grid voltage — engineered for harmonics, cycling and heat.

100 kVA – 25 MVA · up to 66 kV

Solar inverter duty transformer installed beside a PV array

Data sheet

Technical data

Technical data for Solar Inverter Duty Transformers
Rating100 kVA – 25 MVA
Voltage classup to 66 kV
Rating
Capacity100 kVA – 25 MVA
Voltage classup to 66 kV
PhasesThree phase
Duty
Design considerationsInverter harmonics, load cycling, outdoor exposure, high ambient
Configuration
Winding configuration / vector groupPer project specification — confirm with engineering
Standards
Designed toIEC 60076, IS 2026

Final ratings, losses, impedance and dimensions are confirmed in the guaranteed technical particulars (GTP) for each order.

Overview

Inverter duty transformers (IDT) for photovoltaic plants that step up inverter output to grid-level voltage for efficient power evacuation.

Solar transformers are specially designed for photovoltaic power plants to step up inverter output voltage to grid level. They are engineered to handle high harmonic distortion from inverters, frequent load fluctuations, continuous outdoor exposure and elevated ambient temperatures.

Applications

  • Utility-scale solar power plants
  • Rooftop solar installations
  • Solar parks & IPP projects
  • Hybrid renewable plants
  • EPC turnkey solar projects

Design & engineering features

  • Designed for inverter harmonic content
  • Suited to frequent load fluctuation (daily solar cycling)
  • Built for continuous outdoor exposure
  • Rated for elevated ambient temperatures
  • Three-phase; customisable ratings
Aerial view of a utility-scale solar photovoltaic power station
Typical application — photo for illustration, not a Trafo Power unit. Photo credit

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Technical requirements (as known)

kVA or MVA

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