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<DIV><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Gary,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>UL uses a more comprehensive chart for evaluation during the listing process. But this simplified chart boils it down. Stainless Steel (there are many grades) is generally very compatible with aluminum.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Copper and Aluminum. . . look out.<o:p></o:p></span></p><p class=MsoNormal><img height=532 id="Picture_x0020_1" src="cid:image001.png@01CC40B3.2C20C310" width=1026><span style='color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'>See ya!<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'>Marv<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='font-size:10.0pt;color:#1F497D'>Director of Technology and Support, North America<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><b><span style='font-size:10.0pt;color:#1F497D'>SolarEdge Technologies, Inc.<o:p></o:p></span></b></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='color:#1F497D'>Tech Support Mobile: +530.798.6770<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='color:#1F497D'>Mobile: +530.392.0356<o:p></o:p></span></p></div><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> re-wrenches-bounces@lists.re-wrenches.org [mailto:re-wrenches-bounces@lists.re-wrenches.org] <b>On Behalf Of </b>Gary Willett<br><b>Sent:</b> Tuesday, July 12, 2011 3:24 PM<br><b>To:</b> RE-wrenches@lists.re-wrenches.org<br><b>Subject:</b> [RE-wrenches] Aluminum Module Frame To Galvanized Uni-Strut<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Fellow Wrenches:<br><br>I am involved in the commissioning of a 300kw parking structure PV system and have a concern about possible galvanic action between the aluminum module frames and the stainless steel uni-strut.<br><br>The installation contractor attached the PV modules using a WEEB-like stainless steel top-mounted clamp (to pierce the top of the PV frame). A stainless steel bolt connects the clamp to the channel nut. The bottom of the PV module is resting on the galvanized uni-strut.<br><br>Should there also be a WEEB-WMC assembly between the PV module and the uni-strut?<br><br>Anyone have any experience where direct contact of these dissimilar metals became an issue over time?<o:p></o:p></p><div><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'>-- <br><br><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:normal'><span style='font-size:10.0pt'>Regards,<br><br><br>Gary Willett, PE<br>Icarus Solar Services LLC<br>NABCEP Certified Solar PV Installer<br><a href="mailto:Gary@IcarusSolarServices.com">Gary@IcarusSolarServices.com</a></span><o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt;line-height:normal'><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><br><br><br><br>************************************************************************************<br>This footnote confirms that this email message has been scanned by<br>PineApp Mail-SeCure for the presence of malicious code, vandals & computer viruses.<br>************************************************************************************<o:p></o:p></span></p></div></DIV>
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