DFG test bench

• Power feed/feedback unit with transformer:
  • 3 AC 400V, 50 Hz
  • 200 kVA
• Load machine and motor inverter: 400 kW PSM
  • Speed: 6,400 / 20,000 rpm
  • Torque: 600 / 190 Nm
  • Shaft power: 400 / 400 kW
  • Rotor moment of inertia: 0.06 ^kgm2
  • Overload for 60 s every 10 min: 1.17 times
• Vehicle energy system:
  • Voltage: 5 to 1000 V DC
  • Continuous line: 700 kW
  • Peak power: (30 s)840 kW
  •  Continuous current: +/- 1000 A
  • Peak current (30 s): +/- 1200 A
• Torque measuring shaft
  • 1000 Nm / 25000 rpm, accuracy class 0.03
• Machine assembly and shaft connection unit

Partial financing by the

as part of the "Large-scale research equipment" program.