Transformer Oil Coolers

Sterling Thermal Technology can design, manufacture and supply a range of Air Blast and Shell and Tube Transformer Oil Coolers used on large HVDC (High Voltage Direct Current) applications worldwide within the Power Generation, Transmission and Distribution industries.

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Coolers are supplied :

  • To Transformer manufacturers on an OEM basis.
  • To end-users where clients require like-for-like or enhanced-design replacements.

To meet varying operational requirements units can be constructed in a variety of materials, including all aluminium (tubes/ fins), copper or stainless steel. This takes into account key design parameters such as thermal performance, weight, orientation, corrosion protection for arduous environments and price.

Sterling Thermal Technology Transformer Oil Coolers:

  • Custom-built to suit the application
  • Standard modular cooler design for typical HVDC transformers, with or without fan redundancy.
  • Special air blown, seawater cooled packages for Shipboard, cast resin type transformers.
  • Sterling Thermal Technology are an ISO9001 certificated company and an approved supplier of coolers to main European power generating equipment makers.
  • Through Sterling’s collaborative approach with its customers it has recently introduced product upgrades to the all welded construction transformer coolers.

Sterling Transformer Oil Cooler advantages

  • Design incorporates high performance fin surfaces, resulting in more efficient coolers, which require less fan power and generate less fan noise.
  • Materials used give a high level of corrosion protection. The designs are aimed at giving long life characteristics.
  • Designs are flexible enough to allow for effective cooling when the cooler is combined with a wide range of oil pumps.
  • Manufacturing procedures and subsequent internal cleaning procedure guarantee internal cleanliness to the standard required by the industry.