Cast Resin Transformers


With more than 30 years experience in the construction of cast resin transformers, SGB-SMIT Group has worldwide expertise in developing and manufacturing to lead the industry in performance and reliability. This is highlighted in remarkably high-quality coefficients such as mean time between failures (MTBF) of over 2,400 years. EDT is a strategic partner to SGB providing installations across the country and around the world. We only provide the very best to our Traction Power customers, and why EDT represents and chooses SGB.

SGB-SMIT Group produces Cast Resin Transformers in the USA with capacities up to 25 MVA and series voltages up to 36 kV. Units range in capacities from 50 kVA up to including 3,150 kVA at primary voltages up to including 36 kV. Transformers can be adapted or customized to individual requests. The proven designs are available in various loss ranges.

- Guarantee up to 5 years
- According to EN 60076
- HV: insulation class F
- LV: insulation class F
- Fire class F1
- Environmental class E2
- Climatic class C2

- Vibration resistant
- Shielding winding
- PT 100 thermosensor
- Current transformer (neutral point)
- Transformer bearing
- Spherical-head connector
- Adaption of external dimensions
- Installation above sea > 1000 m
- Silicone-free