In series
244 ucaps 2.7 in series to reach around 700V. The inverters as well as the motors came from Siemens automation. search for "drive motor 1pv5135-4ws18". Two of these motors drove a combining gearbox to power the rear wheels. We also did other combinations, but that was our "production" system. You can also search "ISE corp drive motors". in Images you can see some of the designs still showing up in the web.
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