Enertion Vesc with drv8032 fault code

About 100 people got a 50v cap. Has been tested and works well with 10S. If you are using 12s I’ll buy you some caps.

What questions do you want to ask?

If it’s somthing that can be answered here on the forum you should avoid emailing us.

Otherwise feel free to email us.

I am just interested to know why Chaka’s VESCs are less prone to breaking if you use the same high quality components? I have seen 4 reports of VESCs breaking in one day, and how many have actually been delivered? No hate, just interested to know. I’m sure your VESCs wont have any issues soon.

Is the drv chip fixable, or is it only replaceable? Where are the schematics for the drv chip?

what makes you think his VESC don’t fail?

… if his VESC never failed how did he get a reputation for offering great after sales service & repair on VESC??

the reason you hear about enertion VESC problems more often is because there are more enertion customers on this website & we sell more VESC units.

So far we have shipped 1000 VESC from our new American factory, we are the only VESC supplier who are assembling VESC to IPC-A-610 Class 2 standards, initial feedback is that failure rates are very low & we also have the best warranty to ensure anyone with a faulty VESC gets a brand new one sent to them.

AS of the 5th of August, VESC will ship same day they are ordered.

one of my 2 march 2016 vescs came with a drv8302 fault - hooked it up, first testspinup with notebook up & downarrow -> blinking LED right away. didnt even run motor detection nor did I change any settings at that point (hooked up to 6355 rspec).

when I hooked up the 2nd vesc in the exact same hardware environment, it worked right away.

I broke a few german vescs, but these were always my fault - this time I dont feel like I should assume responsibility, especially not after vesc no2 works flawless int he exact same environment. mailed enertion support, but no reply yet and reading through this thread I got a feeling Ill just be sitting there with a broken vesc that never ran once.

not sure whats that platinum vesc thing - when I ordered my vesc in the first march week, there were just vescs and nothing else. ontop of that it was written on the enertion page, that the vescs will ship from europe. I then specifically mailed you that question again to be sure and you said

“Yes, you have heard correctly and we are setting up an EU warehouse as we speak! it should be up and running for your VESC shipment.”

ok, “should be” leaves room for interpretation - if I knew I had to pay import taxes, I never wouldve ordered these vescs. basically now I bought 2 for the price of nearly 3 and all I got was 1. :joy:

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@whitepony

Sorry to hear of your problems. As you are In EU it makes it harder for me to fix your problems.

However here are your options.

  1. Buy the vesc warranty & I’ll send you a new one, maybe you will be charged tax I can’t guarantee you won’t… (This is a special option only for people who didn’t get that option due to ordering before it existed)

  2. Return the vesc to our American manufacturer and we will get it repaired. Once again maybe you will get tax bill.

Regarding the EU distributor I am sorry to say the timing for this didn’t work out. I suppose we could have waited longer but there was so many people becoming impaitent. We couldn’t delay any longer. However it looks like we now have the option. All future VESC should be able to be shipped from Belgium. We will send them to Belgium with duty prepaid. So soon we can offer EU customer VESC shipments, without import tax and super fast same day shipping.

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is there any way for me to send my vesc to the us supplier to change the drv chip?

I’ve seen one report of a broken VESC from Ollin and I think it was from user error.

I feel that is where ollin usually gets screwed over with user error.

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I’m quite sure @chaka tests his VESC throughly before shipment.

we built a custom made test rig, all VESC are tested before shipping.

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What problems does testing eliminate exactly? Does it just upload firmware or does it make sure they don’t have problems?

my repaired vesc was tested too - with 10V and superlow current. first time I connected it to 40V and spun up the motor once it showed drv8302 error. when I returned it to the repair guy, he just resoldered the drv chip and everything worked fine afterwards. so, even with testing, you can still get a vesc that will fail under some load without any user error really!

before I send something off to the US, i can just get it repaired for 60€ by our german vesc support.

about option 1: does it require me to return the broken vesc, or is a video, closeup and faults error log sufficient? with 50€ platinum and customs, its a very close call of doing that, or “buying a hot air soldering station” or “letting the german vesc repair guy fix it for 60€”.

either way, it was “false economy” for me.

Strange, my motor wouldnt spin on 14V, 22 volts or 40 volts, on motor detection. i just got a detection error

Talking to Chaka, he has told me he has only had a hand full of customers tell them they have had any issues. You’ll probably say the same thing. The difference is, he advertises he’ll fix it free of charge. Since you don’t, many probably never say anything to you. Some will think they broke it themselves, some will assume nothing will be done since no real warranty is stated. So to assume everyone whose VESC breaks will contact you is a bad assumption. With Chaka, it makes no sense not to contact him, as you know he will fix it. So one is less likely to say nothing due to his warranty. I have always said, I would bet your vesc’s fail rate is much higher than you think.

I know this latest batch has higher expectations. I wish every one worked flawlessly, but if the fail rate is as low as you state it is, then it shouldn’t cut too much into your profit margins to sell them at the $130 ish USD price and offer a free replace if breaks warranty without any extra charges. I’m sure it costs you less per VESC completed than what chakas paying per VESC in parts unbuilt. Money is usually, but not always, a good indicator of quality. And In this case, I think it speaks loudly.

He started in a similar way that hummie did also, barely profiting if at all for a while, selling them basically at cost like hummie.

Also, I think you under estimate how many vesc’s he makes. It’s less than you, but it’s a lot still. My understanding is he actually does some tests on them besides just powering them on and seeing if there’s any fault codes, correct me if I’m wrong @chaka. If the one sent to me from China had been plugged in, and you tried to connect a receiver, you would of noticed it doesn’t turn on. Then you would of noticed the ppm positive lead is only outputing 3.2 volts instead of 5 volts. And it never would have been shipped to me in the first place. Connect a motor, connect a receiver, config the motor, and see if it works. A test that simple is much needed.

The simple truth is the DRV8302 chip are a weak link in this application, it can error for many reasons. Many people don’t realize it but the DRV8302 can have many different faults, they are not always resulting in permanent hardware failure, in some cases it is possible to simply re-boot and start the VESC again without errors, it really depends on the error & the cause. Also the BLDC tool doesn’t distinguish between these different errors, it simply reports a generic fault code. Sometimes a DRV error can be displayed due to a bad motor detection and/or any other less obvious set of circumstances.

Here is a summary of faults.

The sensitivity of this chip is the reason why Vedder has stopped using it on the VESC 6.0

As a seller of VESC the best i can do is ship out VESC that work during our thorough bench test, if they fail after that we are left guessing what the problem was, as we cannot see the detailed report, we only know of the generic error message which could be caused by many variables. Some of those instances will be due to user error.

In summary, maybe user error is to blame, maybe not… what is well established is, no matter what the cause is, the end user in the ESK8 market will shame the vendor into accepting responsibility & more often than not they will do this by attributing the DRV fault to inferior assembly quality. The DRV faults, more often than not, has nothing to do with the assembly process and therefore is rarely the responsibility of the VESC vendor.

Based on this trend of shaming vendors into accepting responsibility & other market research we decided to offer the VESC-PLATINUM product which has the 12 months replacement warranty.

Here are the best options for purchasing VESC & Having your problems solved if they arise

(a) Enertion VESC-PLATINUM - inc 12 months instant replacement warranty $165USD (inc free worldwide shipping)

(b) Ollin VESC - no warranty conditions noted - does repair faults when they occur $165USD (+ shipping)

(c) Esk8.de - 2 years warranty as per EU law, doesn’t cover firmware changes or FOC use $185USD (tax/vat inc for EU customers + Shipping)

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So how come Ollin VESCs don’t have as many errors?

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So you are saying that FOC use is encouraged on your VESC?

I am saying the Enertion VESC-PLATINUM has a 12 months replacement warranty, do what you want with it, if it fails for any reason you get a new one.