Recent content by pfcs49

  1. pfcs49

    Tested Brainpower KSDLM25 1000W Sine Wave Controller

    I used this controller in FrankenScooter, a modified scooter frame using a Chinese 1kw motor in it's fork to make a wheelchair attachment. I am elated by this deal; should go 36mph but I stopped at 26. Has reverse, 3 speeds, and cruise function AND I found out (it's not in the literature on it)...
  2. pfcs49

    I made an electric wheelchair from a scooter

    What about over-volting one? The original KDX is 36V and 16A How will a 36V motor do running on a 48V controller, and, I think more importantly, how will it tolerate being run on a controller with a higher current limit and 36V? The amount of time run at over-amps will be small...
  3. pfcs49

    I made an electric wheelchair from a scooter

    At this point, I don't want to go to such a big wheel. I can easily adapt the mountings for a higher tire and can cut, weld, and bridge the fork for a ten or even twelve inch tire but I'd need to start from scratch otherwise. Based on the performance of the stock "350W" motor, I hunch going to a...
  4. pfcs49

    I made an electric wheelchair from a scooter

    I'm making a bigger better badder scooterchair attachment. (also revising the original w/reverse and larger steering angle) The plan is to run a 48V/10Ah battery and a bigger motor, electrically and tire-wise with at least a 10" knobby pneumatic for a little rough riding off-road. The...
  5. pfcs49

    I made an electric wheelchair from a scooter

    amber wolf: "If there is no brake lever or signal on the original scooter the MFD/throttle came from, then if it does have electric braking it probably works by rolling off the throttle; instantly dropping off the throttle would likely not engage braking. This is usually called "slip regen", so...
  6. pfcs49

    I made an electric wheelchair from a scooter

    What is VESEC? Are you wheelchair bound like me? Not afraid of high CG! I'm often hitting the ground! I have electric reversing. The "VOLVOS FROM HELL" decal was from my able-bodied days when I raced Volvos in ITB. Griff and I flat-towed our cars cross-country for 6 weeks in 1990 and camped...
  7. pfcs49

    I made an electric wheelchair from a scooter

    I have that covered now: 48V 500W controller w/Reverse, and 10Ah/48V battery. I can install NTC sensor and monitor temp. But the MFD wants digital data stream and all the chinese aftermarket (4 I have so far!) motor controllers have no data busses. My questions/issues now: any cheap, reversing...
  8. pfcs49

    I made an electric wheelchair from a scooter

    Much time spent and some progress made. At least I'mmuch more familiar with what I have and what I want. For the short term, I have 4 controllers that reverse, two 36V and two 48V (plus the original that doesn't reverse) It seems that this humble $155 scooter has some sophisticated genes! It had...
  9. pfcs49

    I made an electric wheelchair from a scooter

    Just seeing this! Very great. I don’t think traction is my limiting factor because leaning over the handlebars solve the problem every time even in the rain,But the thing runs so slow like it’s about to fall down. I doubled up on the batteries and it went from 3 to 4 miles an hour but it’s still...
  10. pfcs49

    KMX Electric Trike

    Nice toy for a wheelchair user! I converted a 350W 36V elcheepo scooter into a very nice 3rd wheel for my chair. I'm jealous! But my primary goal is a lightweight attachment I can throw in my car and then use at a venue or in the city. For such use, this rig works and goes nearly 20mph and 5...
  11. pfcs49

    I made an electric wheelchair from a scooter

    I'll need a wheel/hub-motor that I can install in my existing forks. Can you direct me to your source? Thanks for responding!
  12. pfcs49

    I made an electric wheelchair from a scooter

    I built it from a 350W 36V KXD scooter. In a wheelchair, I need it to back up! I tried changing the phases every whichaway and NG I disconnected the small multiple plug connector to the Halls sensors thinking without rotation info it might reverse: NG Beyond that, I'd like to have more torque...
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