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<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'>Wrenches,<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'>I am tasked with reviewing an
installation by a licensed electrician in Vermont and would like help with the
following:<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'>Grid-tied PV system with battery
back-up. AC point of connection is a supply side tap (done on customer side of
utility meter ) then traveling 5 feet of #2 THHWN in 1” EMT to the 60 Amp
240vac Lockable Utility Disconnect (unfused) and continuing 15 feet #2 THHWN 1”
EMT to Xantrex XW 60 Amp breaker. <o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'>I had said that the 60amp 240vac lockable
disconnect needed to be fused, and received the following reply from the
installing electrician.<i><o:p></o:p></i></span></p>
<p class=MsoNormal style='text-autospace:none'><i><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'><o:p> </o:p></span></i></p>
<p class=MsoNormal style='text-autospace:none'><i><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'><< “The Xantrex XW Power
Distribution Panel contains the required over current protection (60 amp<o:p></o:p></span></i></p>
<p class=MsoNormal style='text-autospace:none'><i><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'>double pole circuit breaker) negating
the need for a redundant fuse at the Utility Disconnect switch.” >><o:p></o:p></span></i></p>
<p class=MsoNormal style='text-autospace:none'><i><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'><o:p> </o:p></span></i></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'>I am on a short trip in Florida and away
from my code books. Can someone provide guidance and code reference please? I
am concerned about the 20 foot distance of the un-protected circuit from the
supply side tap and also the interrupt rating of the 60 Amp breaker in the
Xantrex distribution panel.<o:p></o:p></span></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>David Palumbo<o:p></o:p></p>
<p class=MsoNormal>Independent Power LLC<o:p></o:p></p>
<p class=MsoNormal>Offices in Lamoille and the Champlain Valley<o:p></o:p></p>
<p class=MsoNormal>802.888.7194 <o:p></o:p></p>
<p class=MsoNormal>www.independentpowerllc.com <o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
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