Power Transformers

Power Transformers

Power Transformers

Product catalog summary
Overview: The document outlines the design, manufacturing, and supply of cold rolled grain oriented steel (CRGO) power transformers, available in both liquid-filled and dry types, with capacities up to 200 MVA.
Support and Compliance: Each project is supported by a dedicated account manager and expert design engineers. The transformers comply with international standards (BS, IEC, ANSI) and the EU Eco Design Directive, ensuring high quality and reliability.
Guarantee: A 24-month guarantee is provided from dispatch, with options for extended warranties.
Benefits: Customers benefit from short lead times, dedicated account management, modern technology, proven quality, reliability, engineering support, and custom specifications.
Technical Characteristics:
  • Rated Power: 3 MVA to 200 MVA
  • Primary Voltages: 11 to 220 kV
  • Secondary Voltages: 3.3 to 132 kV
  • Phases: Single and three-phase
  • Tappings: On-load or off-load tap changers
  • Voltage Regulation: Via onload tapchanger with AVR relay
  • Rated Frequency: 50 or 60 Hz
  • Vector Groups: Dyn11 or as per IEC 60076
  • Temperature Rise: 60/65C or custom
  • Cooling Type: ONAN or KNAN
  • Installations: Indoor or Outdoor
  • Sound Level: As per ENATS 35 or NEMA TR1
Typical Applications: Include step down/up transformers, wind and solar farm transformers, motor starting transformers, rectifier transformers, earthing transformers, isolation transformers, and autotransformer starters.
Typical Accessories: Include oil and winding temperature indicators, magnetic oil level gauge, forced fan cooling, marshalling box, pressure relief device, AVR relay and control panel, bi-directional rollers, radiator valves, and dehydrating breather.
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Catalog excerpts

Power Transformers-1

Power Transformers We design, manufacture and supply cold rolled grain oriented steel (CRGO), double wound power transformers up to 200 MVA. Our power transformers are available both liquid filled (typically Oil or Midel) or dry type (Cast Resin). SUPPORT AND COMPLIANCE We support all power transformer projects with a dedicated account manager and expert design engineers to deliver a solution that best suits your needs. We follow a continuous improvement policy and ensure that our power transformers comply with the highest standards of modern power systems. All of our transformers are manufactured in accordance with internationally recognized standards (BS, IEC and ANSI) and comply with the EU Eco Design Directive for transformers (where applicable). Our power transformers come with an industry leading 24 month guarantee from dispatch. Transformers are manufactured in accordance with internationally recognised standards for electrical transformers (BS, IEC and ANSI). Extended warranty times can be provided where required. YOUR BENEFITS: • Short lead times • Dedicated account manager • Modern technology • Proven quality and reliability • Engineering support • Custom specifications I wanted to develop a relationship, something that was more than “how do you buy transformers - I can do that with Wilson’s. Managing Director, ESM Power Ltd www.wilsonpowersolutions.co.uk Tel: +44 (0)113 271 7588 Email: vo@wilsonpowerso

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Power Transformers-2

P OW E R T R A N S F O R M E R S T E C H N I C A L C H A R AC T E R I S T I C S Oil or Midel immersed power transformers Manufacturing standards Rated Power Primary Voltages typically Secondary Voltages typically Phases Tappings Voltage regulation Rated frequency Vector groups Temperature rise Cooling type Radiators HV & LV terminals Installations Sound level Conventional free-breathing, hermetically sealed or with conservator ANSI, BS, IEC or custom specification 3 MVA up to 200 MVA 11, 22, 33, 66, 90, 132, 220 kV or custom specification 3.3, 6.6, 11, 33, 66, 132 kV or custom specification Single...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.