Three Phase Live Front Transformer

Design Capacities

  • Three Phase: 75kVA up to 3000kVA
  • Primary Voltage: Up to 34.5kV
  • Secondary Voltage: From 120Y/208
  • Loop or Radial Feed Conguration
  • Built to customer specications in accordance with CSA C227.5 and C802.1 Energy Eciency Standards


Standard Accessories and Features

  • Tamper proof tank design with bolted cover
  • High voltage and low voltage barrier between compartments.
  • Aluminum nameplate engraved
  • Pressure relief device
  • HV & LV Bushings
  • Drain valve with sampling device
  • Liquid level indicator
  • Thermometer
  • Ground Bar
  • Jacking Steps
  • Exterior Finish conforming to ANSI C57.12.28.


Optional Accessories and Features

Transformers may be provided with the following optional items if specied by the purchaser:

  • Internal fusing in accordance with CAN/CSA C227.4;
  • Customer stock code and stencilling;
  • Dual voltage selector switch;
  • High voltage o circuit taps;
  • High voltage lightning arrestors;
  • Provision for mounting the purchaser’s lightning arresters and/or additional accessories;
  • Additional tests may be requested by the purchaser and shall be performed in accordance to ANSI/IEEE C57.12.90;
  • Permanent and/or temporary bar coding label according to ANSI/IEEE C57.12.35;
  • Purchaser specied impedance limits;
  • FR3 re resistant bio degradable insulating uid LNAN;
  • High voltage and low voltage barrier between compartments;
  • Kirk key interlock on cabinet doors;
  • Secondary Breaker;
  • Visual Disconnect Window with Kirk Key Interlocking protection;
  • Alternative protection devices, specied by the purchaser, that provide equivalent protection;

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Three Phase Live Front Transformer (PDF)