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Author Topic: 3,3kw fast charger from china  (Read 1724 times)

DerKrawallkeks

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Re: 3,3kw fast charger from china
« Reply #30 on: August 03, 2021, 09:15:26 PM »

Listen to mryan:) he explained it correctly.
@flo, the only thing that matters is the voltage that the charging ends at.
While the charger is connected to the battery, they both have the same voltage. The battery pulls the charger to whatever voltage the battery has.
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flo_93

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Re: 3,3kw fast charger from china
« Reply #31 on: August 03, 2021, 10:45:03 PM »

Thanks, that explained it for me :)
I had the seller set the max. Voltage to 116,4v but i never intendet to charge to 100% with this charger...
I just want to use it when i am on the road to get from about 20 to 80%
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DerKrawallkeks

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Re: 3,3kw fast charger from china
« Reply #32 on: August 04, 2021, 12:39:53 AM »

Ah well that is no problem, just that you will have to end charging manually;)
There's one important thing: never unplug the cable that goes towards the bike first. There's like 30A DC on it, and it will make an arc and destroy the connector.
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flo_93

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Re: 3,3kw fast charger from china
« Reply #33 on: August 05, 2021, 11:46:39 PM »

Thanks for the tip :)
I have another quick question - i just measured the voltage of the charger attached pin from my DeltaQ Quiq Charger... It is 3,4V...
With my l7805cv and the resistor it gives me 5.02 volt
Is it still safe to connect my pin to the charger enable line to the bike or do i need a 3,3V signal?
Sorry for all the questions but i dont want to fry my electronics...
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DerKrawallkeks

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Re: 3,3kw fast charger from china
« Reply #34 on: August 07, 2021, 01:01:16 PM »

Hey,
No problem, this Forum is made for questions;)
With 5V and a resistor you are safe, that's what I did, and many others. Some people when connected the battery voltage (100V+!) over a resistor directly to this pin:D that's very risky but it seems to work.
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