Transformers

Transformers

Transforming Power for a Sustainable Future

 Switch Gear

Switch Gears

Efficient Power Management Solutions

 other substation equipment

other substation equipment

Ensuring Safety & Protection

Distribution, Pad-mount, Dry, and Large Power transformers

we also, on request, cater to the special transformer requirements - Earthing transformers, Rectifier transformers, furnace transformers, SCOTT-connected transformers, phase-shifting transformers & etc

  • Pad-Mounted Transformers
  • Distribution Transformers
  • Dry-Type Transformers
  • Large Power Transformers

Reliable Power with
Pad-mount Transformers

Pad Mount Transformers

Ayr Energy’s pad mounted distribution transformers can be used in a variety of commercial and industrial applications. Engineered with top-grade materials and cutting-edge technology to deliver dependable performance. These transformers come in single-phase and three-phase and are available in a variety of primary and secondary voltage combinations including non-standard voltage arrangements

Our transformers are designed, manufactured and tested in accordance with applicable NEMA, IEEE and ANSI standards and have efficiency levels at or above DOE 2016 requirements. UL certifications are available on request. Customers can personalize their units with a variety of accessory options to meet specific requirements. Our team specializes in managing intricate, customized needs.
Pad Mount Transformers
Application

  • Hospitals

  • Airports

  • Schools and Universities

  • Commercial buildings

  • Industrial facilities

  • Battery energy storage systems

  • Power distribution systems with loop/radial feeds

  • Solar power installations
Standard specifications

  • 100-10,000 KVA

  • 2400 – 34,500 V Primary voltages

  • 208Y/120 – 4,160 V Secondary voltages

  • 3-phase

  • 60 or 50 Hz

  • 65º C, 55/65ºC

  • ONAN or KNAN

  • Mineral oil, FR3, Silicone, Beta Fluid, Alpha Fluid

  • 3300 FASL

  • Aluminium/Copper Windings

  • Standard impedance according to ANSI C57.12.26

  • Electrostatic paint system

  • Full protected, fuses and breakers
Tests

Complete, in-house production testing per ANSI C57.12.34 and enclosure integrity confirming to ANSI C57.12.28 and customer specifications as applicable, including:

  • Ratio tests on rated voltage connection and tap connections

  • No-load loss at rated voltage

  • Resistance Measurement on all windings

  • Polarity & Phase Relation tests on the rated voltage connection

  • Impedance & Load loss

  • Induced Potential test

  • Excitation Current Test

  • Pressure Leak Test

  • Applied Potential Tests

  • Power Factor & Tan Delta measurement

  • Lightning Impulse Test

  • Switching Surge

  • Transients Measurement

  • Partial Discharge

  • Front of Wave

  • Temperature Rise Test (including thermal imaging*)

  • Short-Circuit Test*

  • Sound measurement test

  • Sweep Frequency Response*

Following special type-tests to be done either in-house or at an independent accredited laboratory based on request

  • Switching Surge

  • Temperature Rise Test (including thermal imaging)

  • Short-Circuit Test

  • Sweep Frequency Response
Standards

  • American National Standards Institute (ANSI)

  • Institute of Electrical and Electronics Engineers, Inc. (IEEE)

  • National Electrical Manufacturers Association (NEMA)

  • Department of Energy (DOE)

  • UL Listing
Pad Mounted TransformersPa
Pad Mounted Transformers Pad Mounted Transformers Pad Mounted Transformers Pad Mounted Transformers
  • Pad Mounted Transformers
  • Pad Mounted Transformers
  • Pad Mounted Transformers
  • Pad Mounted Transformers
  • Pad Mounted Transformers

Reliable Power with
Distribution Transformers

Sub-station Transformers

Ayr Energy provides liquid-filled substation transformers built for diverse commercial and industrial applications. These transformers come with a selection of dielectric coolants, such as mineral oil, silicone fluid, and fire-resistant FR3, and feature sturdy tank designs for enhanced durability.

Sub-station Transformers
Application

  • Industrial

    • Oil & Gas

    • Paper

    • Steel

    • Mining

    • Chemical

    • Food

  • Commercial

    • Hospitals

    • Airports

    • Stores

  • Utilities
Standard specifications

  • 225 – 15,000 KVA

  • 2400 – 69,000 V Primary voltages

  • 220Y/127 – 34,500 V Secondary voltages

  • 3-phase

  • 60 or 50 Hz

  • 65º C, 55/65ºC

  • ONAN, ONAN/ONAF, KNAN, KNAN/KNAF

  • Mineral oil, FR3, Silicone, Beta Fluid, Alpha Fluid

  • 3300 - 14850 FASL

  • Aluminium/Copper Windings

  • Standard impedance according to ANSI C57.12.3
Tests

Complete, in-house production testing per ANSI C57.12.90 and customer specifications as applicable, including:

  • Ratio tests on rated voltage connection and tap connections

  • No-load loss at rated voltage

  • Resistance Measurement on all windings

  • Polarity & Phase Relation tests on the rated voltage connection

  • Impedance & Load loss

  • Induced Potential test

  • Excitation Current Test

  • Pressure Leak Test

  • Applied Potential Tests

  • Applied Potential Tests

  • Sound measurement test

  • Switching Surge

  • Partial Discharge

Following special type-tests to be done either in-house or at an independent accredited laboratory based on request

  • Switching Surge

  • Temperature Rise Test (including thermal imaging)

  • Short-Circuit Test

  • Sweep Frequency Response
Standards

  • American National Standards Institute (ANSI)

  • Institute of Electrical and Electronics Engineers, Inc. (IEEE)

  • National Electrical Manufacturers Association (NEMA)

  • Department of Energy (DOE)

  • UL Listing
Sub-Station Transformer
Sub-Station Transformer Sub-Station Transformer Sub-Station Transformer Sub-Station Transformer
  • Sub-Station Transformer
  • Sub-Station Transformer
  • Sub-Station Transformer
  • Sub-Station Transformer
  • Sub-Station Transformer

Reliable Power with
Dry-Type Transformers

Dry Type Transformers

Ayr Energy’s Dry transformers are engineered to cover a wide range of needs, with voltage capacities spanning from 5kV to 34.5kV and power ratings from 500 kVA to 10,000 kVA. Leveraging our engineering expertise, we design precise high-voltage and low-voltage interfaces, enabling seamless integration in various installations. For projects requiring unique solutions, Ayr Energy offers customized designs, including low-loss designs, switchgear coupling etc.

Dry Type Transformers
Application

Indoor/Outdoor use

  • Hospitals

  • Airports

  • Schools and Universities

  • Commercial buildings

  • Industrial facilities

  • Wind Nacelle Application
Standard specifications

  • 100 kva – 5,000 kva

  • 600 V to 34.5 kV

  • 220°C insulation system

  • Indoor – NEMA 1, Outdoor – NEMA 3R/4

  • Aluminium/Copper Windings

  • Up to 765 KV voltages

  • 3-phase

  • 60 or 50 Hz

  • Paint – ANSI

  • Type of core

    • Barrel wound

    • Section wound

    • Disk wound
Tests

Complete, in-house production testing per ANSI C57.12.90

  • Routine Tests

    • Resistance test

    • Polarity & phase relation test

    • Turns ratio test at all tap positions

    • No-load loss & exciting current test

    • Impedance and load-loss test

    • Applied potential test

    • Induced potential test

    • Impulse test

    • Sound test

  • Special tests

    • Temperature test

    • Partial discharge test

Standards

  • American National Standards Institute (ANSI)

  • Institute of Electrical and Electronics Engineers, Inc. (IEEE)

  • National Electrical Manufacturers Association (NEMA)

  • Department of Energy (DOE)

  • UL Listing
Dry Type Transformer
Dry Type Transformer Dry Type Transformer Dry Type Transformer Dry Type Transformer
  • Dry Type Transformer
  • Dry Type Transformer
  • Dry Type Transformer
  • Dry Type Transformer
  • Dry Type Transformer

Reliable Power with
Large Power Transformers

Large Power Transformers

Our power transformer is designed for unparalleled reliability, ensuring stable performance even under the most demanding conditions. By sticking to stringent quality control measures and using the best materials and components, these transformers consistently exceed the expectations of our customer.

Large Power Transformers
Application

  • Generation step-up

  • Transmission (EHV Step Down, HV Step Down, Boosters)

  • Wind Power Plants

  • Solar Power Plants

  • Hydro Power Plants

  • Steel plants

  • Cement plants

  • Textile mills

  • Mines

  • FGD applications

  • Refineries

  • Gas plants applications

Standard specifications

  • Upto 315 mva

  • Upto 765 KV voltages

  • 3-phase

  • 60 or 50 Hz

  • On load tap changer/De Energized tap changer

  • Cover mounted bushings/Air Terminal Chamber/Busduct

  • Insulating mineral oil as per IS/IEC

  • Insulating mineral oil as per IS/IEC

  • Drain/Filter/Sampling valves

  • Magnetic oil level gauge

  • Liquid temperature Gauge

  • Winding temperature indicator

  • ONAN, ONAN/ONAF, ONAN/ONAF/ONAF, OFAF

  • Gas and oil Sudden Pressure relay

  • Pressure relief device

  • Detachable radiators with/without fans

  • Silica gel breather

  • Polyurethane paint nish, 80 microns thickness

  • Flanged roller assembly to suit standard rail gauge
Optional Features

  • 3 winding Transformers

  • Low noise level Transformers

  • OFAF Cooling using oil pumps or compact unit coolers

  • OFWF Cooling using oil pumps & heat exchangers

  • Air led cable box up to 33 KV

  • Oil filled cable box up to 400 KV

  • Special paint for marine or corrosive atmosphere

  • Hermetically sealed Transformers

  • Corrugated tank
Large Power Transformer
Large Power Transformer Large Power Transformer Large Power Transformer Large Power Transformer
  • Large Power Transformer
  • Large Power Transformer
  • Large Power Transformer
  • Large Power Transformer
  • Large Power Transformer

Our Commitment

Industry leading delivery times

< 4 months for MV transformers and <16 months for Power transformers

High quality manufacturing and support

Over and above the prescribed levels of DOE 2016 standards

Competitive pricing

By optimized system and materials for your requirement

Best-in-class warranty

Comprehensive warranty covering materials and workmanship and Longest in the market (36 months post shipment)