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myozone avatar image
myozone asked

Is it possible to use the EasySolar II to charge an EV ?

Hello, Is it possible to use the EasySolar II to charge an EV ?

What I mean is just used it 'islanded' to change a electric vehicle directly.


Solar panels > EasySolar II > EV

EasySolar All-in-OneSolar Panel
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2 Answers
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wkirby answered ·

Yes, this can be done, provided the car charging power can be adjusted to not overload the EasySolar.
@Off-Grid_Garage charges his Tesla directly from his inverter.

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myozone avatar image
myozone answered ·

Thank you, I was thinking having OpenEVSE turned down it's lowest setting of 6amps around 1440 watts here in the UK. Therefore, the solar panels would have to put out more than that to enable then to charge.

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wkirby avatar image wkirby ♦♦ commented ·

Just to be clear, you do need to have a battery connected to the EasySolar otherwise it will not work.

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myozone avatar image myozone wkirby ♦♦ commented ·

Funnily enough I've looked and at the PDF and I concluded the same thing, the inverter part of the EasySolar has a maximum input of 66 Volts and I was thing of having 6 watt solar panels in series that would come to around 240V DC - way to high for the inverter. I could connect the panels in parallel but the wiring would be to be quite large with around 55 amps. It might be better to use a solar inverter on it's own and fool it to run 'islanded' without a mains input (output).

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spicedreams avatar image spicedreams wkirby ♦♦ commented ·
@WKirby Thanks for the advice.

Can you charge the EV using DC, or would you need to go via the inverter?

What is the EasySolar parameter you must avoid exceeding- is it the solar charger's 70 A @ 250 V DC, or is it some MultiPlus II combination?

Thanks

Graham

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Related Resources

EasySolar 1600 product page

EasySolar-II GX 3000 & 5000 product page

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