EG4 Community Forum

Anonymous
Joined: September 16, 2025 1:59 am
Topics: 2 / Replies: 14
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RE: 6000xp Balancing issue--how to correct?

@brdfrd Keep an eye on your cell voltages so you don't accidentally run one or two of the batteries into the ground. With the reported SOC numbers ...

9 months ago
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RE: 6000xp Balancing issue--how to correct?

@jared I'm not at the cabin until this weekend. I'm going to have to put it on stand-by, remotely, tomorrow. I have 2 of the 4 batteries at 28%, and 2...

9 months ago
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RE: 6000xp Balancing issue--how to correct?

@brdfrd the dip switch order is correct. Would you be able to charge the battery bank up to roughly 57.4v or until a cell hits 3.6v on each battery an...

9 months ago
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RE: 18Kpv does not top balance or fully charge battery bank

@jared Not to highjack this thread but I think this would be considered related. Does the same apply to the 6000xp with wall mount batteries? I h...

9 months ago
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RE: Questions on LL-S battery behavior

With the rated <70W in normal mode, you should expect to see roughly around 1.37A from the battery bank when powering idle consumption.A lot of BMS...

9 months ago
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RE: 18Kpv does not top balance or fully charge battery bank

This depends on if BMS communication is being used or if the inverter is set to lead-acid battery type. With BMS communication, the charging voltage i...

9 months ago
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RE: 6000xp Balancing issue--how to correct?

@jared Photo of the batteries, above, with the dipswitch info...

9 months ago
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RE: 6000xp Balancing issue--how to correct?

@jared EG4 48v 100Ah LL-S (x4)I had been discharging in Lead Acid mode based on advice from Tech Support. I have to switch back regularly, just to che...

9 months ago
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RE: 6000xp Balancing issue--how to correct?

@brdfrd What lithium brand and battery protocol is being used?

9 months ago
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RE: Battery charge % and communication issue

Would you be able to connect the previous master battery to BMS Tools and post a screen shot of the reading?

9 months ago
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RE: Satisfying Disconnect Requirement

Several wiring diagrams for the 18kPV in an ESS can be found on our website. However, the 706.15 regulation is typically the one referenced for rapid ...

9 months ago
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RE: 6000xp Balancing issue--how to correct?

@jlankford Thanks for the thorough explanation--much appreciated. Next visit to the cabin, I'll be adding another battery, and setting up the autom...

9 months ago
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RE: EG4 Wallmount battery max discharge below 20% ?

@bobandroslyn there would not be a warranty issue.

9 months ago
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RE: FlexBOSS 21 ESS System and UL9540

Testing is currently being done for the UL9540 and as soon as I have more information, I will make sure to post in thread.

9 months ago
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RE: Battery charge % and communication issue

Following up on this. I connected the com cable to Bat #2 and redid the dip switches on 2-10 so that #2 is actually #1 and so on. My 6000XP only se...

9 months ago
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