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  1. T

    Help identify mosfet

    I need help identifying a bad mosfet. I have a 25A kt sine wave controller. I have a short going from power+ to the yellow phase wire. There seems to be two types of mosfets inside. The one on the left is easily identified. I can’t seem to find anything on the right one(the bad one). Any...
  2. T

    Controller mis-sized?

    Yes 12A, old brain. I am positive the battery can handle the current. They are different choices in same setting. For Kt controllers, the C5 value can be set to the follow: C5 Value 03 Maximum Current Value ÷ 2.00 04 Maximum Current Value ÷ 1.50 05 Maximum Current Value ÷ 1.33...
  3. T

    Controller mis-sized?

    I may have mis-sized my controller. I did a conversion with he Ebikeling 750w motor(rated peak power 850w). I chose a 25 max amp KT sine wave controller with a rated current of 12w. Running it with 48volt battery, ~15 amps seems would be in acceptable range. The problem is the max current...
  4. T

    Programming Ebikeling 750w Geared hub. Cannot find gear reduction ratio value.

    Responding to myself. I set C2 to 0 and he motor works fine. I do wonder if anything would change with other settings. Also, I used KT-V12L PAS for my build. The C1 setting has to be set to 7 for this sensor.
  5. T

    Programming Ebikeling 750w Geared hub. Cannot find gear reduction ratio value.

    I am about to pull the trigger on ordering the ebikeling rear 750watt wheel and a sine wave KT controller. What did you end up using for the P1 setting? Did you use a sine wave controller? What did you use for C2 Motor Phase Classification Coding Mode?
  6. T

    Kunteng Controller and compatible torque sensor

    Where is this open source firmware you speak of? What is it called?
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