question

sathen07 avatar image
sathen07 asked

Can i program the cerbo gx to control Quattro functions?

I'm interested in purchasing a Victron Quattro 48/5000va , but before i do, i would like to know if it can accommodate my goals.

My current system has a 48v battery bank with a smart shunt connected to a 48v/1200va inverter, both the inverter and grid power are connected to an automatic transfer switch which favors the inverter as the primary power source. I have a charge controller that charges my battery bank with solar. Utilizing node red on my pi cerbo, I created a workflow that will turn off my inverter (causing my ATS to swap my loads to grid power) when the battery bank falls to 10%, then in the morning, when the panels charge the battery bank, the workflow will turn the inverter back on at 30% SOC (i can charge faster than my loads can drain my bank at the moment).


I would like to keep this functionality but remove the ATS and 1200va inverter since the Quattro would provide me more AC output (5000va vs 1200va) and it has a few ATS built in.


So with that understanding of my current system, this is what i would like to achieve with a Quattro if possible:


  1. Prioritize the battery bank as the primary power source for my until the battery bank reaches 10%, then have the quattro switch my loads from inverted battery power to grid power.
  2. Check when the SOC of my battery bank reaches 30% then change the source power from grid back to battery power. (i have a variable in node red to let my system know when I am charging or discharging state)
  3. Specify certain times of the day when the quattro will charge my battery bank (my energy company gives me a credit to use energy at certain times of the day, and charges me more during peak hours).


I understand this functionality is likely not available from the device itself, but i would like to know if I could achieve it using the cerbo to control the system in a similar way to how it works now.


Thanks for anyone who took the time to read this, looking forward your responses.

MultiPlus Quattro Inverter Charger
2 |3000

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1 Answer
Matthias Lange - DE avatar image
Matthias Lange - DE answered ·

Take a look at ESS

https://www.victronenergy.com/media/pg/Energy_Storage_System/en/ess-introduction---features.html

Why a Quattro? Do you need the 2nd AC IN? If not a MultiPlus-II is cheaper.

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sathen07 avatar image sathen07 commented ·

This is great, thanks for the link Matthias!


The main reason i am looking at the quattro is because I like to purchase through Amazon (I trust their return policy if i have any issues), and i can't find any 5000va+ 48v multi plus units available.

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