Transformers
From Small Distribution through to Power transformers we build transformers rated up to 80 MVA / 145 kV
Overview
High quality distribution and power transformers engineered for the demanding conditions of utility networks, heavy industry, rail transport and infrastructure. Applying designs and processes proven over more than 80 years, Tyree’s transformers are proven to be highly durable for the unique operating conditions of Australia, New Zealand and the Pacific.
We design and manufacture a comprehensive range of custom transformers solutions for industry sectors including utilities, rail, heavy industry, transportation, mining and renewable applications.
Engineered to order in our manufacturing facilities in Australia and New Zealand.
More than 80 years of experience supplying utilities, power generation and storage, heavy industry, mining, transport and end-use specific applications. Designed, manufactured and tested to the latest AS/NZS60076, or IEC60076 standards. Our distribution transformers are registered for MEPS compliance and meet all local standards including ENA.
All our products are fully supported by Tyree’s highly experienced factory trained Field Service teams.
Our range overview
Power Transformers
Units Designed for Trusted Reliability
Ratings up to 80 MVA and 145 kV voltage class. Fluid filled, off-circuit, on-load tap changing and voltage regulating designs, engineered to order with proven design technology.
Inverter and Generator Transformers
Grid Ready for Renewable Energy Needs
Ratings of 2–10 MVA, up to 36 kV. For BESS, solar PV, wind turbine and hydrolyser applications, with arrangements developed for inverter connection, integrated fluid containment and enhanced protection for reduced clearance.
Polemount Transformers
Efficient Units Engineered for Durability
Ratings of 0.5–500 kVA. Single, SWER and three phase, up to 52k V, fluid filled. Approved for Australian and NZ distribution network overhead construction standards, including designs to ENA DOC 007.
Earthing Transformers
Protection Creating Neutral Connection
Ratings up to 6000A, up to 36 kV voltage class, fluid filled. Engineered to order from an extensive library of type tested designs, with reference to short circuit tested designs.
Padmount / Groundmount Transformers
Compact Units for Safety and Durability
Ratings of 5–3500 kVA, up to 52 kV voltage class, fluid filled. Off-circuit, on-load tap changing and voltage regulating designs for utility, industrial and end-use specific applications.
Voltage Regulating Transformers
Robust Proven Designs for Voltage Control
Available in both groundmount and polemount configurations. Single and three phase, including stepped voltage regulators and custom substation regulators, with utility grid proven electronic controllers.
Why specifiers choose Tyree transformers
END TO END
Fabrication, testing, delivery and field service
End-to-end transformer capability, from fabrication and testing through to delivery, field service and long-term support.
TESTED TO STANDARD
AS/NZS 60076 or IEC 60076
Designed, manufactured and tested to AS/NZS 60076, or IEC 60076 as required, including registration to MEPS in our Australian and New Zealand facilities.
MANUFACTURED HERE
A dedicated Australian facility
Engineered to order in a dedicated Australian manufacturing facility, with in-house conductor manufacturing rather than imported and rebadged units.
SINGLE SOURCE
One supplier for the job
Transformer, substation, switchboard, cable and wire from the same group and the same point of contact.
Custom Transformers
What distinguishes Tyree is our capability to deliver custom-designed transformers tailored to specific applications.
We use high-quality materials and advanced manufacturing techniques to ensure durability and efficiency.
With decades of proven expertise, we offer comprehensive support from design to installation and maintenance, always prioritising energy efficiency and sustainability.
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We work with your engineers on the specification before anything is built, so the unit fits the site, the standard and the program.
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Built, fabricated and tested in our own Australian and New Zealand facilities, with material and process traceability on every product.
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Testing, acceptance and onsite delivery handled by one supplier, with installation support, commissioning and ongoing field service.