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Liquid Cooled Rectifier Transformer (120kVA)

Espey Mfg. designs and manufactures liquid cooled power transformers for power isolation, power distribution, high voltage pulse, and rectifier converter applications.

Electrical Specifications

  • Input: Rated Voltage: 440 VAC, 60Hz, 3 PHASE (per MIL-STD-1399/300A) Rated Frequency: 60Hz
  • Output: (120kVA NOMINAL) Secondary 1: 114 VAC, 3 PHASE DELTA, 240 Arms Secondary 2: 114 VAC, 3 PHASE WYE, 240 Arms Secondary 3: 60 VAC, 3 PHASE DELTA, 46 Arms Secondary 4: 115 VAC, 3 PHASE WYE, .5A

Mechanical Specifications

  • Weight: 710 lbs
  • Construction: per MIL-PRF-27, Grade 5
  • Insulation Class: U, (200°C)
  • Coolant: WATER at 0.77GPM
  • Coolant Passage Material: CRES
  • Pressure Withstand: 275 psig

Features

  • Twelve Pulse AC/DC Converter Application 3/4 Balanced Ll
  • Liquid Cooled
  • Low Structure-Borne Noise
  • Combination of Vacuum Pressure Impregnation and Cast Coil Technology for operation in condensing environment

Qualification

  • MIL-S-901D Shock (Grade A)
  • MIL-STD-167 Vibration (Shipboard)
  • MIL-STD-740-1 and MIL-STD-740-2 (Airborne and Structure Borne Noise)

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