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VESC Original Hardware

VESC6 75 - any issues?

Submitted by nick.bolton on Wed, 2022-08-10 08:09

Anyone managed to get these working? So I have 3 of these and I can’t get the Android Vesc Tool to recognize it as being a valid Vesc item. It says it’s beta (6.0 Beta 53) and the vesc tool is not beta so I should update the firmware urgently, plus it won’t let me setup the motor/wizard. It stops at Detection. 'All vescs must have the latest firmware to perform this function'. Then, 'Could not read motor configuration'.

VESC 100/250 won't go full duty cycle

Submitted by TheBennis on Tue, 2022-06-14 05:33

Hello vesc team,

I'm building an ebike with the 100/250 esc. I have an issue where at about 82% duty cycle will start to lose sync with the motor and if pushed beyond 82% will current fault. This testing is done with the motor freewheeling.

The Setup:

    20s battery pack
    GMAC hub motor
    FOC mode running at 30Khz
    5A motor current and 20A max current for testing

Things I've tried:

VESC 100V 250A - don't reach 50000ERPM

Submitted by tobiokanobi on Tue, 2022-04-12 19:29

Dear VESC supporter and team,

I've bought two VESC 100V/250A, both show on the same motor the same behaviour. I believe it has something to do with my settings:

Goal: Test the Motor Hemotec 135.20; (135kV; 28pole) with props to reach ~3600rpm (3600*14=50400eRPM).

Setup: original setup 2(2x5s in series, each 5000Ah) LiIon Battery each connected to one VESC. Tried also: 3x(2x5s) for a single VESC; sharing ground

Description: FOC Setup works fine. 158A max current for the motor.

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