question

Francisco Aroca avatar image
Francisco Aroca asked

ESS backup for a full house when power outage

A customer wants to have his PV installation working ok and have electricity in his entire house, even if a power outage occurs.

I am planning to connect the mains to the AC-in and all the distribution board to the AC-out of a well dimensioned MultiPlus-II. Also install PV panels, MPPT, BYD battery, Venus GX and an energy meter.

Will this ESS system provide backup and normal performance even in the event of a power outage?

I am not sure all Victron devices will continue working with no grid power, but with sunlight and energy in the battery.

Thank you!

Multiplus-IIMPPT ControllersVenus GX - VGXEnergy MeterBYD
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2 Answers
Murray van Graan avatar image
Murray van Graan answered ·

So long as your system is sized correctly, it will work.

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Francisco Aroca avatar image Francisco Aroca commented ·

Thanks for the answer!

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denzel avatar image
denzel answered ·

So, im trying to accomplish a similar scenario .


I have the Multi (AC-IN) fed from the grid and AC-OUT-1 to the DB . Currently if the grid fails the Multi takes over.

Now with ESS im hoping to achieve :

Primary power from the PV or Batteries

Should the PV or batteries not enough th

Use the Grid .

Im still reading up on ESS "Self-comsumption Hub-1"


Regards

Denzel

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Daniël Boekel (Victron Energy Staff) avatar image Daniël Boekel (Victron Energy Staff) ♦♦ commented ·

Hi @Denzel

This is where you want to read up:
https://www.victronenergy.com/live/ess:start

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