<div dir="ltr">Travis, sounds like you are not able to re-string the array to conform to 500V max?</div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Mon, Jun 16, 2025 at 1:42 PM Travis Knipple via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>Hi all,<br><br>This is a repeated (rephrased) version of a previous question, but I've hit upon a new application.<br>I'm looking to retrofit a system from existing SMA Sunny Boy inverters to work with an ESS System.<br>My PV Array (~900' from the inverters) is 600V Voc, and the strings are combined at the Array, so Imp is 24A, Isc is 32A.<br>Also, important to note is that 1 of my SB7000 inverters is non functional.<br><br>So, my options are:<br>(A) A 500V "Crowbar" or SRC type circuit to limit my Voc, and allow me to take the array directly to a single MPPT port on a Sol-ark Inverter<br>Or, use AC-Coupling to the Sol-Ark, then I can...<br>(B) A new PV Inverter that can handle 600V, 32A (Isc) on a single MPPT Port<br>(C) A replacement SB7000<br>(D) Re-pull my strings of wires to something like a Solis PV Inverter</div><div><br>Does anyone know of either:<br>(A) a Voc limiter?<br>(B) A PV Inverter with a single MPPT input that can handle 600V, 24A (Imp), 32A (Isc)<br>or <br>(C) A source for a replacement SB7000US<br><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr">Travis Knipple<div>Senior Engineer</div><div>Hudson Solar Solutions LLC</div><div>Rhinebeck, NY 12572</div><div>518-539-8040 x408 | <a href="mailto:travis@hudsonsolarsolutions.com" target="_blank">travis@hudsonsolarsolutions.com</a></div><div><br></div><div><img src="https://ci3.googleusercontent.com/mail-sig/AIorK4wuT0Jf3z34mlt7_aUK-QOs2RIbM5kO1oBpUVNKSFuc5ADydVvuRPMkmhWoT1Bglre_AATVNHA1BkN_" width="96" height="75"></div><div>PVIP# PV-111821-013612</div></div></div></div>
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