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Cargill® Dielectric Fluids

PROXIGO SAS is the official distributor of Cargill® biodegradable transformer insulating oils with a high fire point in France.

FR3® Fluid: The smartest choice in dielectric fluid

For more than twenty years, FR3 fluid by Cargill® has outperformed mineral oil in distribution and power generation transformers of all voltage classes worldwide. Derived from 100% renewable vegetable oil, FR3 fluid is the smartest choice ‒ you won't compromise between generating business profit, enabling flexible and reliable performance, serving people in your community and benefiting the planet.

Compared to mineral oil, tested and validated FR3 fluid delivers cost efficiencies and business value through:
  • Enhanced load capacity and grid resiliency
  • Enhanced performance, including in extreme environments
  • Extended asset and insulation life
  • Significantly improved fire safety
  • Superior environmental benefits
  • The power of Cargill
FR3 fluid in your transformers can deliver proven, concrete results:
  • 17% average NPV cost savings
  • 20% extended loading or load capacity
  • Up to 5 to 8 times longer insulation life
  • Up to 50% extended transformer life
  • 2 times the flash and fire point of mineral oil
  • 100% biodegradability in 10 days
╲╱ Data Sheet SDS Quote Requests Solar Power Wind Power

FR3r Fluid: The fluid that works harder and smarter

Derived from over 95% rapeseed/canola oil, a renewable resource, FR3r natural ester is a higher performing, more reliable, and more sustainable dielectric fluid compared to mineral oil. FR3r fluid meets or exceeds all IEC 62770 and IEEE C57.147 standards.

The main advantages of FR3r fluid are:
  • Exceptional reliability
    • Easily handles high heat with up to 140°C top fluid temperature limit (according to IEC 60076-14 and IEE C57-154)
    • Continuously dries paper insulation without creating any damaging byproducts or sludge for up to 8 times longer paper insulation life
  • Increased loading capacity
    • Up to 20% more loading capacity compared to mineral oil
    • Design a smaller transformer with the same loading capacity, the same sized transformer with up to 20% more loading capacity, or any combination in between
  • More sustainable
    • 100% biodegradable in as little as 10 days
    • Non-toxic in water, soil, and to wildlife and humans
    • Derived from more than 95% rapeseed oil, a renewable resource
  • Superior fire safety
    • Over 2 times higher fire and flash points compared to mineral oil
    • K-class fluid with an exceptionally high fire point of 360°C
  • Cost savings
    • Design a more power dense transformer and save on expensive materials like steel, aluminium, copper, and insulating paper
    • Eliminate downtime and save valuable resources with no maintenance needed under normal operating conditions
    • Remove or greatly reduce expensive fire remediation and spill containment systems with K-class fire certification and 100% biodegradability
╲╱ Data Sheet SDS Quote Requests Key Facts

PROXIGO SAS distributes Cargill's biodegradable and fire safe dielectric fluids in France.
FR3®, FR3r and Cargill® brands and logos are trademarks of Cargill, Incorporated.