EG4 Community Forum

Anonymous
Joined: October 10, 2025 11:09 pm
Topics: 3 / Replies: 14
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RE: 18Kpv will not do what I want

At this point, I am just going to let it run for a couple of days to see how it goes. Today it successfully charged battery in the morning, then char...

12 months ago
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RE: 96% charged EG4 outdoor powerwall batteries depleted in 4 hours at 1500W continuous use??

I’ve posted recently not to look at SOC and go with battery voltage. Took me a long time to get over SOC. Mine show 0% at 47 volts and EG4 says 20% is...

12 months ago
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RE: 18Kpv will not do what I want

There are a lot of things that could be made clearer in the manual. I was very frustrated at times. I felt like an idiot but it wasn’t me it was beca...

12 months ago
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RE: 48v LL Battery cluster overloading charge amps modbus register

Here is a graph from yesterday showing how this effects the tracking of data. That sudden big drop in the amps is when the register overflowed and wr...

12 months ago
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RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

No problem!! Glad to help! Just remember that the voltage while charging will be higher than the voltage while discharging even though the BMS will ...

12 months ago
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RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

SomeJ this is very very useful information and these curves is exactly what I am experiencing 50 to 54 is like bulk of the range 10% to 90% 46 to 50V...

12 months ago
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RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

Here is an example of my system today while it is performing the monthly top up / SOC sync. (using Schneider inverters and charge controllers) My ...

12 months ago
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RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

The nature of these lithium based batteries do not provide for a very consistent SOC vs voltage curve like with lead acid batteries. I have seen some...

12 months ago
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RE: 48v LL Battery cluster overloading charge amps modbus register

I can't find a way to edit the original post while it is in a pending state, but one solution that EG4 could employ without increasing the register si...

12 months ago
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RE: 18Kpv will not do what I want

I finally figured out that I needed to enable Off-Grid-Mode in order to get things working properly. It now seems to be functioning okay. I figured ...

12 months ago
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RE: 96% charged EG4 outdoor powerwall batteries depleted in 4 hours at 1500W continuous use??

Would you be able to DM me the inverters serial number? I would definitely like to take a look at the data.

12 months ago
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RE: 18Kpv unwanted (momentary) export to grid

If you don't mind sending me a DM with your serial number, I will take a look at this system.Typically, the inverter adjusts its output power every 5 ...

12 months ago
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Replies: 1
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RE: Add End User for Customer

That would be fantastic. Thanks for the information, JB

12 months ago
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