<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body><div><div style="font-family: Calibri,sans-serif; font-size: 11pt;">Here in NY, we are still on the 2008 code cycle.<br><br>Sincerely,<br>Glenn Burt<br>Sent from my 'smart' phone so please excuse grammar and typos.</div></div><div dir="ltr"><hr><span style="font-family: Calibri,sans-serif; font-size: 11pt; font-weight: bold;">From: </span><span style="font-family: Calibri,sans-serif; font-size: 11pt;"><a href="mailto:brian@solarenergy.org">Brian Mehalic</a></span><br><span style="font-family: Calibri,sans-serif; font-size: 11pt; font-weight: bold;">Sent: </span><span style="font-family: Calibri,sans-serif; font-size: 11pt;">\u200e3/\u200e22/\u200e2015 17:58</span><br><span style="font-family: Calibri,sans-serif; font-size: 11pt; font-weight: bold;">To: </span><span style="font-family: Calibri,sans-serif; font-size: 11pt;"><a href="mailto:re-wrenches@lists.re-wrenches.org">RE-wrenches</a></span><br><span style="font-family: Calibri,sans-serif; font-size: 11pt; font-weight: bold;">Subject: </span><span style="font-family: Calibri,sans-serif; font-size: 11pt;">Re: [RE-wrenches] TL Code Reference</span><br><br></div><div dir="ltr">In the 2014 NEC, 690.35(B) states that overcurrent protection for ungrounded PV power systems must be installed in accordance with 690.9. 690.9(E) states that an overcurrent protection device must be installed on each ungrounded conductor, i.e. both the positive and negative in ungrounded PV power sources. <div><br></div><div>Also note 240.15, which also requires overcurrent protection in series with all ungrounded conductors.</div><div><br></div><div>Cheers,</div></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><div><br></div><div>Brian Mehalic <br>NABCEP Certified Solar PV Installation Professional\u2122 R031508-59<div><br></div><div><div>PV Curriculum Developer and Instructor<div>Solar Energy International<br><a href="http://www.solarenergy.org" target="_blank">http://www.solarenergy.org</a></div></div></div></div></div></div></div>
<br><div class="gmail_quote">On Sun, Mar 22, 2015 at 11:28 AM, AE Solar <span dir="ltr"><<a href="mailto:autonomousenergies@gmail.com" target="_blank">autonomousenergies@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; padding-left: 1ex; border-left-color: rgb(204, 204, 204); border-left-width: 1px; border-left-style: solid;"><div dir="ltr">Hey Wrenchers,<div>Can someone point me towards where the code references the need to disconnect both conductors in an install with transformerless/ungrounded inverters? Thanks</div><div>Adam</div><div><br clear="all"><div><div><div dir="ltr">Adam Katzman<br>Autonomous Energies<br>4872 State Route 9G <br>Germantown NY, 12526<br><a href="http://www.autonomousenergies.com" target="_blank">www.autonomousenergies.com</a><br><a href="tel:%28518%29%20567-1468" target="_blank" value="+15185671468">(518) 567-1468</a><br><br></div></div></div>
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