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  1. JamieWlcox

    60v 30ah brand new battery

    Hi, I am a proud new owner of a 60v 30ah battery. I have upgraded from a 48/20.(both lifepo4)soft pack 1p. I recieved the battery today and took reading of 67/22. That opened my eyes because that high of voltage should = higher amp on 60/30. Charger cut off is 73.5 and measures 24 amp no load...
  2. JamieWlcox

    surface Mount bypass capacitor

    I was recently repairing a 1500 Watt electric bike controller ,The brand is green time From aliexpress . It has 15 fets I believe 3 negatives In 2 positives Per phase. After cleaning the area with isopropyl alcohol I inspected the surface and noticed What appears to be A surface Mount Bypass...
  3. JamieWlcox

    resister

    Using resistors in series , Can 60 volts step down to 6 volts. If So what are the pros and cons And why would someone spend $50 or so For a step down converter When they could Use one or 2 resistors in its place ? :roll:
  4. JamieWlcox

    Power switched off for less than a milli second

    I have a 48-84 volt Green Time controller 15 Mosfet, 1500 w, 45 Amp Max. My battery is 48 volt 20 amp hour fully charged at 56.1 combined with a 1000 watt 48 volt front hub gearless motor. The controller is about 5 months old. And the battery will be 1 year old in february. This will be the...
  5. JamieWlcox

    BMS- LVC

    Today I was riding my ebike and wanted to test the mileage I was around 20 miles or so on one charge. Normal use for my 48 volt battery is between 51.4- 57.4 volts Suddenly all power shut off and I assume the battery had reached its low voltage shut off. I was surprised because I did not...
  6. JamieWlcox

    Sensorless versus Heat

    I would like to run my motor in sensorless mode but I am concerned about overheating the phase wires. Iran 14 gauge from Battery to controller but only run 16 gauge from motor Phase 2 controller phase I have been checking the temperature religiously being paranoid too thin of wires and recently...
  7. JamieWlcox

    Replacing a mosfet

    When replacing a bad or blown mosfet and doing an upgraded to irf4110 mosfet is it required to replace all 15 or can they be replaced as needed
  8. JamieWlcox

    2.5 amp charger

    I have recently blown a few Chargers due to the polarity being on the opposite sides of a one way plug. So I have bought a resistor kit to fix the Chargers After fixing I wanted to check the output voltage and amps to ensure proper use because I used a .33 ohm resistor which should have been a...
  9. JamieWlcox

    Water shorted throttle or bad controller

    It seems I am having a throttle problem today I went to go for a ride and noticed it at been raining as soon as I got on my bike I turn the power on the throttle and I believe the bike immediately wanted to take off without twisting the throttle so I powered it off and pulled the brake got the...
  10. JamieWlcox

    Front hub thousand-watt bad

    I have a 48 volt thousand watt front hub brand new to this electric bike thing spent last year with gas bikes last week I noticed I wasn't getting any power to the motor but the lights came on the throttle after doing some research I noticed it was a lot of resistance in the front wheel. After...
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