
<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><div dir="auto" style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">The Siemens HNF361RPV is worth looking into. Quite affordable and reliable build quality without having to resort to Amazon. It first appears that it’s limit is 250 vdc but the footnotes indicate 600 once going deeper into the details. Obviously not a fuse though.</div><div dir="auto" style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Nick<br class=""><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br class=""></div></div></div></div><div class=""><br class="Apple-interchange-newline">

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<div><br class=""><blockquote type="cite" class=""><div class="">On Jan 18, 2024, at 7:59 AM, Jason Szumlanski via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" class="">re-wrenches@lists.re-wrenches.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div dir="ltr" class=""><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Thanks, all, for the quick recommendations. I believe an isolator like the IMO is technically all that is needed since it is a current limited circuit and OCPD shouldn't be required, but the manual calls for a circuit breaker. That is probably just a semantics issue. </div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class=""></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">On the other hand, the 1000V DIN rail breakers on Amazon are a dead cheap option and worth considering, too.</div><div class=""><div dir="ltr" class="gmail_signature"><div dir="ltr" class=""><br class="">Jason Szumlanski<div class=""><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px" class="">Principal Solar Designer | Florida Solar Design Group</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px" class=""><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px" class="">NABCEP Certified Solar Professional (PVIP)</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px" class=""><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px" class="">Florida State Certified Solar Contractor CVC56956</span></div><div class=""><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif" class="">Florida Certified Electrical Contractor EC13013208</font></div></div></div></div><br class=""></div><br class=""><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Jan 18, 2024 at 10:48 AM Jay via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" class="">re-wrenches@lists.re-wrenches.org</a>> wrote:<br class=""></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="auto" class=""><div dir="ltr" class=""></div><div dir="ltr" class="">I’d use an IMO disconnect as you don’t have any current limitations. </div><div dir="ltr" class=""><br class=""></div><div dir="ltr" class="">I think sometimes things get lost in translation. </div><div dir="ltr" class=""><br class=""></div><div dir="ltr" class="">Jay</div><div dir="ltr" class=""><br class=""></div><div dir="ltr" class=""><br class=""></div><div dir="ltr" class=""><br class=""><blockquote type="cite" class="">On Jan 18, 2024, at 8:43 AM, Jason Szumlanski via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" target="_blank" class="">re-wrenches@lists.re-wrenches.org</a>> wrote:<br class=""><br class=""></blockquote></div><blockquote type="cite" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div style="font-family:arial,helvetica,sans-serif" class="">I am installing an EG4 off-grid 3k inverter for the first time, and the manual requires a DC circuit breaker on the PV input. It will be a small PV array with adjusted max Voc around 280V @ Isc 10.6A.</div><div style="font-family:arial,helvetica,sans-serif" class=""><br class=""></div><div style="font-family:arial,helvetica,sans-serif" class="">I'm looking for a cost-effective DC breaker and enclosure for this purpose.</div><div style="font-family:arial,helvetica,sans-serif" class=""><br class=""></div><div style="font-family:arial,helvetica,sans-serif" class="">Jason Szumlanski<br class="">Principal Solar Designer | Florida Solar Design Group<br class="">NABCEP Certified Solar Professional (PVIP)<br class="">Florida Certified Solar Contractor CVC56956<br class="">Florida Certified Electrical Contractor EC13013208<br class=""></div><div class=""><div dir="ltr" class="gmail_signature"><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><div dir="ltr" class=""><b class=""><div style="text-align:center" class=""><br class=""></div></b></div></div></div></div></div></div></div></div></div>

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