<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"></head><body ><div><br></div><div>Wrenches</div><div>Does not sound like there is an option to hard wire a shut down switch so here is an idea l have used. Program the genny to run at 58 Hz. not yp this will keep the inverters ftom starting up. None of the appliances will know but as long as the inverter programming does not allow for 58 Hz then it will work</div><div>Jerry</div><div><br></div><div><div style="font-size:9px;color:#575757">Sent via the Samsung Galaxy S™ III, an AT&T 4G LTE smartphone</div></div><br><br><div>-------- Original message --------</div><div>From: Benn Kilburn <benn@skyfireenergy.com> </div><div>Date:09/08/2016 7:00 AM (GMT-10:00) </div><div>To: RE-wrenches <re-wrenches@lists.re-wrenches.org> </div><div>Subject: [RE-wrenches] Back-up generator/inverter shut-down relay </div><div><br></div><div dir="ltr"><div class="gmail_default" style="font-family:trebuchet ms,sans-serif">Wrenches,<br></div><div class="gmail_default" style="font-family:trebuchet ms,sans-serif">We are installing 2 SolarEdge SE7600A-US inverters in a grid-tied system that has a 15kw back-up generator on an auto transfer switch.<br><br></div><div class="gmail_default" style="font-family:trebuchet ms,sans-serif">The generator is located in a shed about 300' or more away and the feeders to the house are underground.<br></div><div class="gmail_default" style="font-family:trebuchet ms,sans-serif">Inverters are located in the house basement mechanial room along with the house electrical panelboard.<br><br></div><div class="gmail_default" style="font-family:trebuchet ms,sans-serif">We are looking for relay options to shut down the inverters when there is a power interruption, before the generator kicks in. This could be a manual reset.<br><br></div><div class="gmail_default" style="font-family:trebuchet ms,sans-serif">What are some options you have seen/used for something like this?<br><br></div><div class="gmail_default" style="font-family:trebuchet ms,sans-serif">Thanks,<br></div><div class="gmail_default" style="font-family:trebuchet ms,sans-serif"><br clear="all"></div><div><div class="gmail_signature" data-smartmail="gmail_signature"><p style="font-size:13px;margin:0px;padding:1em 0px;text-align:justify;color:rgb(0,0,0);font-family:helvetica,sans-serif;line-height:18px"></p><div style="text-align:left"><b style="margin:0px;padding:0px">Benn Kilburn <span style="font-size:9px"></span></b></div>
<div style="text-align:left">CSA Certified Solar Photovoltaic Systems Electrician, SkyFire Energy Inc</div><div style="text-align:left">14515 – 121A Ave NW | Edmonton, AB | T5L 2T2</div><div style="text-align:left">P: 780-474-8992 | F: 888-405-5843 | <a href="http://www.skyfireenergy.com/" style="margin:0px;padding:0px;color:rgb(240,140,0);text-decoration:none;border-width:0px;border-style:none" target="_blank">www.skyfireenergy.com</a></div>
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