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  1. C

    Calculate approximate max distance

    Is it possible to calculate my approximate max distance on a single charge if given the following. Battery 48v nominal 54.6v full charge. Travel 9.5km and battery dropped to 49.9v So a total of a 4.7v drop for the 9.5km. Battery is quoted as a 20ah battery. But not confirmed by me. Thanks
  2. C

    Security switch

    I'm new to ebikes, so don't know a lot. I noticed that then the 3 hub motor wires are shorted there is a high level of resistance when you turn the hub by hand. I was wondering would it be ok to implement a switch that disconnected the controller from the hub and shorted out the hub, this would...
  3. C

    SW900 LCD

    I need a little help programming the controller. I have P08 speed limit set to 100km/h, but the bike is still limiting to 48km/h. PAS is at level 5, which is maximum. There is a P17 parameter that I can't find documentation for. When I lower the setting on P17 the no load speed of the bike...
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