Providing Solutions is our Strength

Energy Efficient Cast Resin Transformers

according COMMISSION REGULATION (EU) No 548/2014.

The delivery program of Cast Resin Transformers comprises power of up to 20 MVA and voltage levels of up to 36 kV. Ruhstrat® Cast Resin Transformers are produced in accordance with IEC/EN 60076, DIN EN 50541-21, VDE 0532, DIN 42523 and special national regulations and customer requests.

With the climate classification C2, the environmental classification E2 and the fire classification F1, they satisfy the highest demands for safe installation in residential and commercial environments.

Standard design of Ruhstrat® Cast Resin Transformers: 

  • HV Material: aluminium or copper
  • LV Material: aluminium or copper
  • Insulation class: F
  • Climate classification C2 / Environmental classification E2 / Fire classification F1 according to IEC/EN 60076-11


Design types of Ruhstrat® Cast Resin Transformers: 

  • Distribution transformer
  • Transformer for 6-, 12-, 18- or 24-pulse inverter operation
  • Double-stack and multi-winding transformers
  • Step-up transformer
  • Transformers for wind power
  • Starter transformer
  • Test transformer, including combination with variable transformer