What coolant is used in a transformer and how is it maintained?
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July 30, 2025 at 9:35 am by Jason Taylor
Transformers typically use mineral oil, ester-based fluids (like FR3 or Midel), or silicone oils as coolant and insulation. GlobeCore equipment purifies all these fluids by removing water, gases, and contaminants to maintain cooling and dielectric properties.
