Distribution Transformers

Distribution Transformers

MSI Distribution TransformerDistribution transformers are used to step down voltages to a final supply voltage for government, commercial and industrial facilities.


  • Power rating up to 3000 KVA
  • Primary Voltages to 25kV class, 125 kV BIL
  • Single or three phase design
  • High Efficiency to comply with Department of Energy requirements
  • Frequency: 50, 60, and 400 Hz operation
  • Single or double electrostatic shields
  • Dry-type insulation
  • Self-cooled construction
  • Aluminum or copper windings



  • Primary taps to compensate for low or high line conditions
  • UL Recognized insulation system (Primary voltage must be less than 600V) – 130, 180, and 220°C systems are available
  • CE marking with declaration of conformity ROHS and Low Voltage Directive when applicable
  • Private labeling with customer supplied nameplate artwork – Units that are private labeled cannot carry our UL label
  • Enclosure NEMA 1 or NEMA 3R
  • Test Reports with optional Certificate of Compliance