Used Hobart 400 Ground Power Unit

In Stock & Ready to Ship
Condition Available:
Overhauled (x2)
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The Hobart GPU-400 solid-state ground power units provide precisely regulated 28.5 volt DC service with minimum noise.

These reliable solid-state GPU’s are equipped for engine starting in the current limiting “soft start” mode recommended by most airframe manufacturers.

Specifically developed in response to customer needs, the GPU-400 supply the fully regulated, dependable power required by today’s more demanding aircraft.

The GPU-400 delivers 400 amperes continuous to 1600 amperes peak for starting.

Unit Specifications

  • Supply Voltage, 3-phase, Multi-Tapable: 208/230/460
  • Full Load Input Current: 56/52/26
  • Frequency: 60 Hz (some models maybe 50 HZ, please check stock at time of quote
  • Nominal Output Voltage: 28.5 VDC
  • Output Voltage Regulation @ 100%: ±10% ±.05%
  • Amperes Continuous: 400
  • Amperes Starting with Current Limiting: 150 to 1600
  • Ripple Below the Limits of Mil-STD 704D: Yes
  • Optional Convenience Receptacle: 10A, 115V, 60Hz

Standard Features

  • Output DC voltage independent of ±10% input voltage variations
  • Output current limit setting is adjustable over the range of 150 to 1600 amperes for GPU-400
  • Output terminals safely located inside case
  • Separate input and output contactors with status indication lights
  • Convenience receptacle for lights, electric drill, or test instruments
  • T-handle 3-wheel mounting with activated parking brake provides easy manoeuvrability and stable parking (Older models do not come with previous T handle design)
  • DC output cable (includes aircraft plug), AC Input Cable (does not include hangar plug)
General Information
Part #400
ManufacturerHobart
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