Charge Only BMS wiring advice

[b264]

Yes, this looks great – if you don’t have any accessories.

If running lights or anything else not related to drivetrain function, I would do this

example with lights/accessories circuit:

this way if there is a battery issue, your lights will turn off – consider this a warning from the BMS to pull over and pull the loopkey as soon as it’s safe to do so! (but it’s not gonna cut your brakes)

I also added these diagrams to the loopkey thread, thank you

How to make an XT90 Loop Key

Arguably, the most reliable way to control power to an ESC [pair] is to use an XT90S loopkey. [20190219_024916][20190219_024931] It may not be the prettiest or the shiniest or the most foolproof, but it probably will outlast almost any other way if done correctly, and it’s certainly the cheapest. This does have antispark characteristics if you use the “XT90S” instead of the “XT90” variant of the female connector. You definitely don’t want to use the female XT90. Essentially, you make “a k…