...
Max Housing Size - 100mmx65mm
Current BMS
![](/download/attachments/31588696/51CZHQrHlzL.jpg?version=1&modificationDate=1595903726000&api=v2)
![](/download/thumbnails/31588696/714NemA0O7L._SL1001_.jpg?version=1&modificationDate=1595903750000&api=v2)
Bluetooth BMS
aliexpress.com - C$23.63
![](/download/thumbnails/31588696/image-2024-6-6_9-46-4.png?version=1&modificationDate=1717681564722&api=v2)
![](/download/thumbnails/31588696/image-2024-6-6_9-46-54.png?version=1&modificationDate=1717681614881&api=v2)
JBD Smart BMS-SP17S005 is a software protection board scheme specially designed
for 10~17series lithium battery packs.The whole system adopts concave convex front-end
acquisition chip
...
Power Turns Off When Driving - A lot
The battery would turn off when pulling higher currents. If I was easy on the throttle, I could get it to stay on.
Testing the cells showed that they were within spec.
I decided to disassemble the battery and test every cell. They appear to be fine. Capacity tests results were good.
When disassembling the battery, I noticed a wire with exposed copper. I assumed I hit it with the razor blade when taking it apart but it may have pre-existed.
Ordered a new Smart BMS with Bluetooth which might help diagnose future issues.
See Bluetooth BMS.
References