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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Interesting note. We considered this variable even if there is supposed compatibility.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>We have gone back and replaced the MC4 connectors with Tyco connectors to ensure this is not the source. Can’t really say it has helped so far. I’m leaning toward AC / DC interference at peak irradiance.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This snip from the Sunpreme datasheet.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><img width=1063 height=208 style='width:11.0729in;height:2.1666in' id="Picture_x0020_1" src="cid:image001.png@01D2C7FB.E1147A20"><o:p></o:p></p><p class=MsoNormal><a name="_MailEndCompose"><o:p> </o:p></a></p><span style='mso-bookmark:_MailEndCompose'></span><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> RE-wrenches [mailto:re-wrenches-bounces@lists.re-wrenches.org] <b>On Behalf Of </b>jay<br><b>Sent:</b> Monday, May 8, 2017 12:18 PM<br><b>To:</b> RE-wrenches <re-wrenches@lists.re-wrenches.org><br><b>Subject:</b> Re: [RE-wrenches] Anybody else getting 240 arc fault codes on Fronius installs as frequently as me???<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>What connectors are they, and are you using same brand when you connect to comber/junction box?<o:p></o:p></p><div><p class=MsoNormal>I have seen issues with non same connectors.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>jay<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>peltz power<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal>On May 8, 2017, at 7:44 AM, Howard Arey <<a href="mailto:scot.arey@solarcentex.com">scot.arey@solarcentex.com</a>> wrote:<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'>Sunpreme GxB-360.. Datasheet attached.<br><br>95% of the issues are with these modules.<br><br><br>Howard “Scot” Arey<br>254-300-1228<br></span><a href="mailto:scot.arey@solarcentex.com"><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'>scot.arey@solarcentex.com</span></a><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'><br><br><br><br><br><br>-----Original Message-----<br>From: RE-wrenches [</span><a href="mailto:re-wrenches-bounces@lists.re-wrenches.org"><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'>mailto:re-wrenches-bounces@lists.re-wrenches.org</span></a><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'>] On Behalf Of Dave Angelini Offgrid Solar<br>Sent: Monday, May 8, 2017 9:29 AM<br>To: RE-wrenches <</span><a href="mailto:re-wrenches@lists.re-wrenches.org"><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'>re-wrenches@lists.re-wrenches.org</span></a><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'>><br>Subject: Re: [RE-wrenches] Anybody else getting 240 arc fault codes on Fronius installs as frequently as me???<br><br><br>What make of bi-facial are you using? The old Sanyo bi-facial had a few of these that had to back for warranty, but that was 10 years ago.<br><br><br style='font-variant-caps: normal;text-align:start;-webkit-text-stroke-width: 0px;word-spacing:0px'><br></span><o:p></o:p></p><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif'>Have you performed insulation resistance testing on all of your wiring?<br><br>-----Original Message-----<br>From: "Howard Arey" <<a href="mailto:scot.arey@solarcentex.com">scot.arey@solarcentex.com</a>><br>Sent: ‎5/‎5/‎2017 14:17<br>To: "'RE-wrenches'" <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>><br>Subject: [RE-wrenches] Anybody else getting 240 arc fault codes on<br>Fronius<span class=apple-tab-span> </span>installs as frequently as me???<br><br>I can't imagine I'm the only one having this problem. Starting to<span class=apple-converted-space> </span><br>suspect from Fronius that the problem is deeper than they let on.<br><br><br><br>240 faults are arc-fault detection for Fronius.<br><br><br><br>We have checked every variable on our end - connectors, firmware,<span class=apple-converted-space> </span><br>clean wire pulls. My teams are not perfect but I l know they are very<span class=apple-converted-space> </span><br>good and know how important the clean installs are for us.<br><br><br><br>Most but not all of my issues are with bifacial modules.<br><br><br><br>Anybody else have this issue?<br><br><br><br>Howard "Scot" Arey<br><br>Owner, Solar CenTex<br><br>254-300-1228<br><br><a href="mailto:scot.arey@solarcentex.com">scot.arey@solarcentex.com</a><br><br><br><br><o:p></o:p></span></p></blockquote><p class=MsoNormal><o:p> </o:p></p></div></blockquote></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>