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Semidan Power 28 Vdc Ground Power Unit (GPU)

The Semidan Power 28 Vdc GPU is simple and easy to operate (one man operation). It is build using solid state technology. The 28 Vdc GPU can be offered as a mobile, stationary or bridge-mounted version.

Characteristics
  • High efficiency > 85% at full load
  • 12-puls input stage
  • Semiconductor controlled
  • Mobile, stationary or bridge mounted
  • Indoor or outdoor version
  • No sharp edges
  • Easy cable storing
  • Colour as requested
Input
  • 400V ±10%, 3-phase, 50/60 Hz, 4 wire, 15A: 300A GPU, 30A:600A GPU or as requested
Output
  • Output 28 Vdc, adjustable ±1%
Control Panel
  • ON push button and lamp
  • OFF push button and lamp
  • Lamp test button
  • Input voltage present lamp
  • Voltmeter
  • Ammeter
  • Fault indication lamp
 Mechanical Construction
  • Steel-frame, chassis is hot dip zinkplated
  • External parts are surface treated
  • Covered with paint
  • Internal parts are surface treated

Overload Capability
  • 100% for 10 seconds
  • 500% for 2 seconds
Standards
  • MIL-STD-704D
  • ISO 6858
  • BS 2G 219
  • VDE 0875 Grade N
  • VDE 0878
  • IEC 62040-3
  • EN 61000-6-2 Immunitet
  • EN 61000-6-4 Emission
Options
  • Aircraft plug supplied to customer specification
  • 4 or 5 wire primary cable
  • Output voltage adjustment
  • Current limiter, 5 steps switch
  • Mains outlet, CEE plug with 16A
  • Voltmeter, mains voltage
  • 3 position selector switch
  • Cables bars for easy cable storage
  • Voltage regulation on front, 19 – 32V
Dimensions & Weight
  • L/W/H: 1830/1220/1320 mm (excl. handles H 935 mm)
  • Weight: 350 kg (300 ampere model), 450 kg (600 ampere model)