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  1. P

    Bafang swxh starts and stop

    Hello I have a diy build ebike with a rear swxh bafang and a lyen programable controller. All was ok but I decided to wash my bike. No pressure was, just water and very gently and after that two problems A noise started coming from the rear wheel, only when I am on the bike, not when spinning...
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    Your Creation's Before & After Pics

    I have started from a old bike that I have restored. This is the situation right now. IT's a bafang swxh with a infineon controller 6 3077 from Lyen, limited to 10 A max more than enough, max speed is 37 Km/h, and I have enought torque to climb step hills. No warm at all neither in the...
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    System (U, Motor, Controller) Efficiency

    1. Efficiency (Watts/mile) 9 Wh/km - 14,6Wh/mi 2. Speed (mph | kph) 15-36Km/h - 9-23m/h 3. Gradient (%) 4% - 4% 4. Pedaling effort : normal 5. Bike Type: Old road steel bike 700c wheel 6. Motor Model: Bafang SWXH rear motor 7...
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    Serial Battery pack and parallel charging

    Ok I have read carefully. I think that I have two options. I have seen the BMS they have in BMSbattery that it's very cheap and looks very nice. It cost 20 bucks and can be customized so It look perfect for me...
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    Serial Battery pack and parallel charging

    Well IT's a good idea. althought the controller has a lvc I think, it's a lyen minimoster so I think I can program the LVC. In the other hand I couldn't find many BMS for 12S Lipos, actually I couldn't find any price, I just remember one webpage with no prices in it. Of course I's the easiest...
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    Serial Battery pack and parallel charging

    Unbelieveble. Very smart solution. I have a lot to think about. Thanks a lot!!
  7. P

    Serial Battery pack and parallel charging

    Hi. I am a newbie in the lipo world although I have some electric and electronics knowdledge. I plan to do a 12S setup for my bike. I have bought 3 x 4S 8000mah packs that I plan to connect in Series to get the 12S. I would like to make a stupid proof connection, and I would like to do it as...
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