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    SE XW+6848 VS SMA Sunny Island 6048 - Grid connected, battery backup and excess sell to grid

    So were you capable toake thenseplos bms communicate with the sma?
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    Merge 2 DC-Solar SCT20 trailer systems

    Did you get this figured out? I can help out anyone who has any problems with figuring out what is needed. I am traveling around the west coast helping out other solar enthusiasts with getting their trailers hooked up and programmed as they originally thought they should be capable of doing. I...
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    Eg4 Lifepower4 BMS issues

    Ok.... But "officer Substrate"... I would like to speak with my lawyer! I have nothing to say to a thug in uniform!... Now where is the pretty female cop I can talk with... Ha you are a battery police... Don't hurt me like police do to all that choose to resist their thuggish ways. So seeing...
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    Eg4 Lifepower4 BMS issues

    Actually this is a good thread for this. Since it is related to the bms... So the drawing is of how it is connected to the ATV main ecu/ it's power board. Update: I removed everything from the ATV. And the voltage on both batteries went down to 0.3v and 0.4v. but my question still sits at why...
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    Eg4 Lifepower4 BMS issues

    I'm going to create a post about it to have it not continue on someone else's topic.
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    Eg4 Lifepower4 BMS issues

    I will be seeing my options. Don't want to open battery if replacement is warrantied
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    Eg4 Lifepower4 BMS issues

    The battery before the one in question. And then the one in question
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    Eg4 Lifepower4 BMS issues

    So update: first my ATV is 48v. I have 4 of the 12v 100 ah batteries connected in series to make the 48v that is required. I made 2 of these banks of batteries to equate a 48v 200ah worth of storage... Now the quick and dirty. Will and I were talking quickly about this and he didn't believe me...
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    Eg4 Lifepower4 BMS issues

    12v 100ah eg4-wp by signature solar.
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    Eg4 Lifepower4 BMS issues

    Never used a multimeter a day in my life... *Cough* I'm an electrician... so I am very familiar with multimeters and electricity... I used signature solars battery charger, they sold with the batteries, to charge them all to the same voltage before connecting them together. And connecting them...
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    Eg4 Lifepower4 BMS issues

    I have the same batteries but with a different bms/ battery issue... I have 8 of the 12v 100 ah batteries connected to make 48v 100 ah x2. Hooked up to my electric vehicle. After a day or two. They show (close to these voltage.) 11.4, 11.5, -35.0, 11.4. And 11.6, 11, 11.4, -34.7, Why would...
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    Ss eg4-wp 12v 100ah no out put voltage

    I posted this thinking that the batteries would still show 0v when I got back... But here is my other post I made after I returned 30 days later... Two of the 8 batteries show -35v. https://diysolarforum.com/threads/ss-eg4-wp-12v-100ah-battery-shows-34-9v-help.48951/
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    SS eg4-wp 12v 100ah battery shows -34.9v HELP!

    So I have purchased 8 x eg4-wp 12v 100ah batteries. After having them installed in my electric ATV for a couple days. The machine shut down and now I can't get them to show voltage... (I just made a post about this issue.) I turned my machine off and walked away from it for a month. (I went out...
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    Ss eg4-wp 12v 100ah no out put voltage

    So I purchased eg4-wp-12100 batteries and after having them installed for 3 days. They will not charge/show any voltage. Info: I installed them on an electric ATV, replacing the 8 deep cycle flooded batteries. First thing first is I charged the 12v batteries with my 48v charger that was...
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    New NEC code makes it impossible for DIY systems to be compliant

    50v ac or 60v d.c..... so most of the diy systems are up to 51.2v d.c.... just saying.
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    New NEC code makes it impossible for DIY systems to be compliant

    I'm still working on my setup for them to approve.
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    New NEC code makes it impossible for DIY systems to be compliant

    Ul database file# mh63648 bb6a2.mh63648 3.2v 280ah lifepo4 Ul9540a Ul1973 Iec62619
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    New NEC code makes it impossible for DIY systems to be compliant

    At least we are all agreeing with the basics ... Do it right by code the first time... Now what code and how people read it is what screws up everyone. But as long as you are not buying cheap china crap then you should be good. I buy from the manufacture that has the certifications that are...
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    New NEC code makes it impossible for DIY systems to be compliant

    NEC Section 706.5 requires that other than lead-acid batteries, energy storage components shall be listed and labeled or self-contained energy storage systems shall be listed as a complete energy storage system. I think everyone is reading this wrong... I read it as following.. NEC Section...
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