The permanent magnet eight pole generator (1) is mounted on the rear of the engine (2). The continuous rated output of the generator is 175 kilowatts at 1600 rpm. Once the generator is operating, the generator will produce a three-phase alternating current (AC) that will range between 300 AC RMS (average) and 400V AC RMS, depending on the rotation speed (engine peak speed) of the generator. The output voltage is supplied to the power inverter through three orange clad shielded conductors (not shown).
During machine operation, the generator is cooled using two separate cooling systems. Stator housing cooling is provided by the separate circuit cooling system, which uses Extended Life Coolant (ELC).
The generator rotor is cooled by power train oil.