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1kVA Transformer

As shown in the schematic diagram this line of Espey products has dual primaries and secondaries. All four windings are identically rated so to permit series or parallel connections on either primary or secondary This unit also allows the user to make auto-transformer connections by connecting a primary group is series with a secondary group.

Electrical Specifications

  • Rating: 1kVA, 50/60Hz, SinglePhase
  • Voltage: 440VAC, 50/60 Hz, to 220VAC
  • Dielectric Strength: 2500 VAC, 60Hz, winding to core and case for 1minute
  • Duty: Continuous


  • Power –1kVA
  • Frequency –50/60Hz
  • Dielectric strength – 2500Vrms
  • Terminals – Plated brass screw terminals
  • Insulation class is 130°C standard, higher insulation classes are available.
  • Primaries:Dual/tapped:
  • Parallel connected (104V, 110V,120V)
  • Series connected (208V,220V,230V,240V)
  • Secondaries:Dual/tapped
  • Parallel connected (208V, 220V,240V)
  • Series connected (416V, 440V,460V, 480V)
  • Secondaries: Dual/tapped
  • Parallel connected (208V, 220V,240V)
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