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Semidan Power 400 Hz Static Ground Power Unit (GPU)

The Semidan Power 400 Hz static GPU is simple and easy to operate (one man operation). Offered as 20 to 180 kVA mobile, stationary or bridge mounted version for indoor or outdoor use. It is build using solid state technology, surveillance of all modules with fault indication.

Characteristics
  • Static frequency converter
  • Offered as 20, 40, 60, 90, 120, 150 and 180 kVA
  • Semiconductor controlled
  • Easy towable
  • Mobile, stationary or bridge mounted
  • Indoor or outdoor version
  • Dual output
  • No sharp edges
  • Easy cable storing
Input
  • 400V ±10%, 3-phase, 50/60 Hz, 4 wire
Output
  • 115/200V, 3-phase, 400 Hz, 4 wire
  • Output tolerance: static ±1%
  • Asymmetrical ±2%
  • Operating temperature -40°C to +50°C
  • High efficiency >93% at full load
Overload Capability (as standard)
  • 20% for 10 minutes
  • 50% for 30 seconds
  • 70% for 5 seconds
  • 150% for 1 seconds
Control Panel
  • Output ON push button and lamp
  • Output OFF/RESET push button and lamp
  • Emergency OFF turn to release Push-button
  • Lamp test button (optional)
  • Input voltage present indication
  • Internal fault indication
  • External fault indication
  • Multifunction instrument
  • Aircraft interlock operating indication
  • System reset key (optional)

Options
  • Input and output cables with or without ON/OFF
  • No break power transfer
  • 5-core primary cable
  • Civil/military interlock switch
  • Dual output
  • External regulation (used with very long output cables)
  • Can be supplied according to costumers requirements
  • Colour as requested
Standards
  • DFS 400
  • MIL-STD-704D
  • ISO 6858
  • CE-marking
  • AH 1048
  • VDE 0875 Grade N
  • VDE 0878
  • EN 55022
  • EMC directive 89/336/EEC
  • EN 61000-6-2 Immunity for industrial environments
  • EN 61000-6-4 Emission standard for industrial environments
Dimensions & Weight
  • L/W/H: 1450/1000/1450 mm
  • 40 kVA and 60 kVA 425 kg
  • 90 kVA 500 kg
  • 120 kVA 650 kg (2 outputs)
  • 150 kVA 750 kg (2 outputs)
  • 180 kVA 850 kg (2 outputs)
Mechanical Construction
  • Steel-frame
  • All parts surface treated
  • Painted