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  1. ornias

    Bafang M500 - BESST and limits

    Agreed, it's not something to play with... but also depends a lot on the country, here in the netherlands we've so many insane cyclists, that a few drunks get ignored because they don't ride much worse than some people do while sober :') But I would never also put a motor on it, that increases...
  2. ornias

    Bafang M500 - BESST and limits

    I indeed have never ridden a bike while under the influence. That being said: I would at the very least not ride an E-Bike while under, normal bikes i don't really have a problem with though.
  3. ornias

    Bafang M500 - BESST and limits

    You know that in most countries even using a bike while under the influence is a crime right?
  4. ornias

    My Chinese frame and motor build. The CHEEB, V1.0 - Build Thread

    The m600 is NOT road legal in germany or the rest of the EU as ebike, only as speed pedelec (which means you are not allowed on most trails either). Regardless of the wattage settings. EU law is about nominal RATED wattage. How this rating needs to be done is describe in additional...
  5. ornias

    Bafang M500 - BESST and limits

    First off: The voltage of a full 48v battery pack is not 48v but closer to 56v... which happens to be quite close to the 720W measured by @Kyokushin :) That being said: @Kyokushin is right: EU legallity is a hardware thing that is, in general, not something that can be changed just by modifying...
  6. ornias

    Bafang M500/M600 Tuning & The BESST Tool

    I've added some more custom firmwares to try on your own risk. This time I've modified all m600 firmwares so they are accepted by BESST to flash on a m500 motor. Initial review by @Kyokushin seems to indicate this was successfull. Is this safe? Technically speaking at least some revisions of...
  7. ornias

    Bafang M500/M600 Tuning & The BESST Tool

    I suggest not exceeding the 20A modded firmware version for 36v, There seem to be issues with 20A+ on 36A and 14A+ on 48A. However: i've had contradicting reports on this. @Kyokushin could you correspond with this user and compare notes?
  8. ornias

    Bafang M500/M600 Tuning & The BESST Tool

    I donnot even have a motor, there are other people testing for me. We do know there are many references to a lot of things in the firmware. We only managed to reverse engineer a few of them. I think you are overcomplicating things a lot, motors never cared for wh at all, it's an irrelevant...
  9. ornias

    Bafang M500/M600 Tuning & The BESST Tool

    I'm fine with quick responses, but at this stage it becomes annoying. Whats next, asking if your bike color is of relevant, the orderdate of the motor is of relevant etcetcetc. Those screenshots are also not really relevant at all. It has been long proven by bafang themselves that the Amp limit...
  10. ornias

    CHEEB V2 Build Thread

    To be clear: Speedlimit removal is NOT illegal. Doing so on your own property is 100% legal in europe. What isn't legal is being on the road with a speedlimit-unlocked bicycle. This means that even if the police could prove (which is not possible) that the bike has been speedlimit unlocked in...
  11. ornias

    Bafang M500/M600 Tuning & The BESST Tool

    I've yet to recieve any reports of the firmware failing on a m500 :)
  12. ornias

    CHEEB V2 Build Thread

    About the police testing your motor power: No mater what some police officer or local DA states, that is not possible. While you could rerun the tests in accordance with 15194:2017, those require the manufacturer specified temperature thresholds. Without those it's quite hard (or even...
  13. ornias

    CHEEB V2 Build Thread

    No one is cheating at all. But no official checks it either. it's "rated power" not "certified power rating". you are overcomplicating things a lot, nominal rated power exists and could be certified by people who know what they are doing. Just take it for granted. I'm not going to explain how...
  14. ornias

    CHEEB V2 Build Thread

    Thats not necessarily true, there is a small trick in 15194:2017 and IEC 60034-1. The trick is that it doesn't actually state precisely where the temperature needs to be measured. So one could, for example, half the amount of MOSFETS, to increase their heat output and this lower the Nominal...
  15. ornias

    Bafang M500 and M600 motors

    My reply was not about your issue directly. The problem in your case is most likely an battery holder without proper sealing between the battery and the dock. For example: internal batteries should've a cover with a seal, external batteriea should've a seal at least around the connector. Those...
  16. ornias

    CHEEB V2 Build Thread

    If you have no idea what you are actually talking about yourself, then just dont try to explain it to other people. The EU law calls for a max of 250w "nominal rated power", how the nominal output needs to be calculated for a rating is defined in EN15194:2017, which forwards to IEC 60034-1. In...
  17. ornias

    Bafang M500 and M600 motors

    I would suggest anyone with an ebike to manually add some silicone sealant on-top-off all seams. Just to be sure and prevent these kinda of issues.
  18. ornias

    Bafang M500 and M600 motors

    Updating the firmware is a required step to remove errors actually. Once an error is triggered it often needs a firmware flash to reset the flag. Also: It might be usefull not to use ancient old firmwares from 2019.
  19. ornias

    Bafang M500 and M600 motors

    Okey, Li-on safety guidelines 101: If your battery has ANY unexpected behavior: unplug at once and have it checked out by a specialist. There are too many house(!) fires already due to faulty batteries. Do not risk it!
  20. ornias

    Bafang M500/M600 Tuning & The BESST Tool

    Can you send me a copy of that Fram m600 smooth firmware please?
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