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I have questions about grounding the PV array I'm doing. I'm so glad this forum is here for questions like these where hours of internet searching leave me drawing a blank, or exhausted. The site is remote and 9 hours from my house, so I'm planning each trip carefully. I've sunk posts for the...

Hi All, Please help! This is a new system I just built, and I'm having trouble turning it on. Pictures attached. Details: 48V batteries in parallel, BMS green. When I turn on the DC disconnect box the BMS flashes red -- not good. At the battery terminals and at the bottom of the disconnect...

In Cochise County, if I do a DIY solar power system installation, can I have a licensed installer inspect and sign it off, or does the licensed installer have to literally do the work?

I'm looking for thoughts and/or experiences protecting a PV ground mounted array from wind. I just built this array in the picture, and want to protect it from wind damage. We do get very high winds there in SE Arizona. I'm considering building a brick wall on the north side, from the same...