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    Growatt spf 3000 es, utility generator and grounding

    Hello Sorry for the late reply. 1. yes it is a growatt spf 3000 lvm ES 120v / 48v 2. i tested the generator generac gp2200i and I couldnt find continuity between neutral and ground 3. pn is sksl00 0009401 sn endet with DO2 i installed a pylontech us 3000 and it work perfectly if i turn on the...
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    Growatt spf 3000 es, utility generator and grounding

    Hello I saw a read a lot of post about grounding and using a generator but i am now lost and not really sure what i should do. I have a growatt spf 3000 es with a solar panels and a generator no battery at this time. if i use the solar panel only it work. if i use the generator only it work...
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    voc / vmp

    Thank you I appreciate you take the time to help me. I will go for 2 panel in series.
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    voc / vmp

    thank you this help a lot!! I have a last question is there any advantage to go close to the limit of the mpp range?
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    voc / vmp

    I should have been clearer during day time and sunny day the temp on the solar panel never gona be under 25c. i do not 100% understand how voc/vmp work and if i put the solar panel in 2S will it be sufficient all the time to have 60 vdc to feed the charger do voc/cmp varie depending on solar...
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    voc / vmp

    Hello i am tring to find out what would be the best option for my growatt charger MPPT Range @ Operating Voltage 60VDC ~ 115VDC Maximum PV Array Open Circuit Voltage 145VDC i want to use 540W panel JAM72S30 540 AT STC voc 49.45v vmp 41.64v AT NOCT voc 46.43v vmp 38.99v My question is can...
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    12v lifepo4 4s to 48v

    thanks you what would happend if i connect the batterie in series without checking the internal bms?
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    12v lifepo4 4s to 48v

    Hello, I own 12 x 12v lifepo4 batteries that i want to use in a 4s and 3p from what i understand the 12v batteries have built in bms can i just wire like on the image bellow the battery bank or do in need anything else? thank you for your help!
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