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  1. ptd

    could use some electrical help here, thanks...

    I have an ecospeed, 600 watt BMC, 48v20ah vpower battery, 48v35a infineon controller. Got her all tightened down. All wired up. Took her out. Maiden voyage. She did ok for about a mile, nothing too crazy, I even pedaled most the way, full throttle only some of the time, some light ups and...
  2. ptd

    ??? Ecospeed build... controller swap ???

    Ok, decided to go with the ecospeed. Have a 48V/20A vpower battery. I got an infineon 48V/35A controller, but the wirings all different. Does someone have a diagram for it ? And do I need a throttle that's 48V ? The infineon has, the three powerpole phase wires (green, blue, yellow), a 3 pin...
  3. ptd

    first build, efficiency and hillclimbing in mind

    A little about me... first build, mid 40's, 2 yrs college, math nut (finished calc), mad spreadsheet enthusiast, some pretty decent CAD skills, decent shape, way too much time on my hands, and really impressed with some of the creative minds walking the halls here. I'm looking to build an...
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