<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40">

<head>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii">
<meta name=ProgId content=Word.Document>
<meta name=Generator content="Microsoft Word 11">
<meta name=Originator content="Microsoft Word 11">
<link rel=File-List href="cid:filelist.xml@01CAEC3B.BC53BAF0">
<link rel=Edit-Time-Data href="cid:editdata.mso">
<!--[if !mso]>
<style>
v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style>
<![endif]--><o:SmartTagType
 namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="place"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
 name="address"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
 name="PostalCode"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
 name="State"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
 name="City"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
 name="Street"/>
<!--[if gte mso 9]><xml>
 <o:OfficeDocumentSettings>
  <o:DoNotRelyOnCSS/>
 </o:OfficeDocumentSettings>
</xml><![endif]--><!--[if gte mso 9]><xml>
 <w:WordDocument>
  <w:Zoom>150</w:Zoom>
  <w:SpellingState>Clean</w:SpellingState>
  <w:GrammarState>Clean</w:GrammarState>
  <w:DocumentKind>DocumentEmail</w:DocumentKind>
  <w:EnvelopeVis/>
  <w:ValidateAgainstSchemas/>
  <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid>
  <w:IgnoreMixedContent>false</w:IgnoreMixedContent>
  <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText>
  <w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel>
 </w:WordDocument>
</xml><![endif]--><!--[if gte mso 9]><xml>
 <w:LatentStyles DefLockedState="false" LatentStyleCount="156">
 </w:LatentStyles>
</xml><![endif]--><!--[if !mso]>
<style>
st1\:*{behavior:url(#default#ieooui) }
</style>
<![endif]-->
<style>
<!--
 /* Font Definitions */
 @font-face
        {font-family:Wingdings;
        panose-1:5 0 0 0 0 0 0 0 0 0;
        mso-font-charset:2;
        mso-generic-font-family:auto;
        mso-font-pitch:variable;
        mso-font-signature:0 268435456 0 0 -2147483648 0;}
@font-face
        {font-family:"Arial Narrow";
        panose-1:2 11 5 6 2 2 2 3 2 4;
        mso-font-charset:0;
        mso-generic-font-family:swiss;
        mso-font-pitch:variable;
        mso-font-signature:647 0 0 0 159 0;}
@font-face
        {font-family:"Palatino Linotype";
        panose-1:2 4 5 2 5 5 5 3 3 4;
        mso-font-charset:0;
        mso-generic-font-family:roman;
        mso-font-pitch:variable;
        mso-font-signature:-536870009 1073741843 0 0 415 0;}
@font-face
        {font-family:Tahoma;
        panose-1:2 11 6 4 3 5 4 4 2 4;
        mso-font-charset:0;
        mso-generic-font-family:swiss;
        mso-font-pitch:variable;
        mso-font-signature:1627421319 -2147483648 8 0 66047 0;}
 /* Style Definitions */
 p.MsoNormal, li.MsoNormal, div.MsoNormal
        {mso-style-parent:"";
        margin:0in;
        margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
h1
        {mso-style-next:Normal;
        margin-top:12.0pt;
        margin-right:0in;
        margin-bottom:3.0pt;
        margin-left:0in;
        mso-pagination:widow-orphan;
        page-break-after:avoid;
        mso-outline-level:1;
        font-size:16.0pt;
        font-family:Arial;
        color:windowtext;
        mso-font-kerning:16.0pt;
        font-weight:bold;}
h3
        {mso-style-update:auto;
        mso-style-next:apara;
        margin-top:6.0pt;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:0in;
        margin-bottom:.0001pt;
        mso-line-height-alt:11.0pt;
        mso-pagination:widow-orphan lines-together;
        page-break-after:avoid;
        mso-outline-level:3;
        tab-stops:328.5pt;
        font-size:12.0pt;
        font-family:Arial;
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;
        letter-spacing:-.5pt;
        mso-font-kerning:10.0pt;
        font-weight:normal;}
a:link, span.MsoHyperlink
        {color:blue;
        text-decoration:underline;
        text-underline:single;}
a:visited, span.MsoHyperlinkFollowed
        {color:purple;
        text-decoration:underline;
        text-underline:single;}
p
        {mso-margin-top-alt:auto;
        margin-right:0in;
        mso-margin-bottom-alt:auto;
        margin-left:0in;
        mso-pagination:widow-orphan;
        font-size:10.0pt;
        font-family:Arial;
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:navy;}
p.alist, li.alist, div.alist
        {mso-style-name:alist;
        margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.5in;
        margin-bottom:.0001pt;
        text-indent:-.15in;
        mso-pagination:widow-orphan;
        mso-list:l1 level1 lfo1;
        tab-stops:list .5in;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.ahead3, li.ahead3, div.ahead3
        {mso-style-name:ahead3;
        mso-style-update:auto;
        mso-style-parent:"Heading 3";
        mso-style-next:Normal;
        margin-top:6.0pt;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:0in;
        margin-bottom:.0001pt;
        mso-line-height-alt:11.0pt;
        mso-pagination:widow-orphan lines-together;
        page-break-after:avoid;
        mso-outline-level:3;
        tab-stops:328.5pt;
        font-size:12.0pt;
        font-family:Arial;
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;
        letter-spacing:-.5pt;
        mso-font-kerning:10.0pt;}
p.StyleaparaJustifiedAfter0pt, li.StyleaparaJustifiedAfter0pt, div.StyleaparaJustifiedAfter0pt
        {mso-style-name:"Style apara + Justified After\:  0 pt";
        mso-style-update:auto;
        margin:0in;
        margin-bottom:.0001pt;
        text-align:justify;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        mso-bidi-font-size:10.0pt;
        font-family:"Arial Narrow";
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;}
p.alistnead, li.alistnead, div.alistnead
        {mso-style-name:alist_nead;
        mso-style-parent:alist;
        margin:0in;
        margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:Arial;
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;}
p.anumlist, li.anumlist, div.anumlist
        {mso-style-name:anumlist;
        mso-style-update:auto;
        margin:0in;
        margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.aHead1, li.aHead1, div.aHead1
        {mso-style-name:aHead1;
        mso-style-update:auto;
        mso-style-parent:"Heading 1";
        margin-top:0in;
        margin-right:0in;
        margin-bottom:6.0pt;
        margin-left:0in;
        text-align:center;
        mso-pagination:widow-orphan;
        page-break-after:avoid;
        mso-outline-level:1;
        font-size:16.0pt;
        font-family:Arial;
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;
        mso-font-kerning:16.0pt;
        font-weight:bold;}
p.StyleHeading3Left0Firstline0, li.StyleHeading3Left0Firstline0, div.StyleHeading3Left0Firstline0
        {mso-style-name:"Style Heading 3 + Left\:  0\0022 First line\:  0\0022";
        mso-style-update:auto;
        mso-style-parent:"Heading 3";
        margin-top:6.0pt;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:0in;
        margin-bottom:.0001pt;
        mso-line-height-alt:11.0pt;
        mso-pagination:widow-orphan lines-together;
        page-break-after:avoid;
        mso-outline-level:3;
        tab-stops:328.5pt;
        font-size:12.0pt;
        mso-bidi-font-size:10.0pt;
        font-family:Arial;
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;
        letter-spacing:-.5pt;
        mso-font-kerning:10.0pt;}
p.a-text, li.a-text, div.a-text
        {mso-style-name:a-text;
        mso-style-update:auto;
        margin:0in;
        margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        mso-bidi-font-size:10.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.apara, li.apara, div.apara
        {mso-style-name:apara;
        mso-style-update:auto;
        margin-top:0in;
        margin-right:0in;
        margin-bottom:6.0pt;
        margin-left:0in;
        text-indent:.35in;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:"Palatino Linotype";
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;}
p.StyleHeading1Centered, li.StyleHeading1Centered, div.StyleHeading1Centered
        {mso-style-name:"Style Heading 1 + Centered";
        mso-style-update:auto;
        mso-style-parent:"Heading 1";
        margin-top:0in;
        margin-right:0in;
        margin-bottom:6.0pt;
        margin-left:.5in;
        text-align:center;
        mso-pagination:widow-orphan;
        page-break-after:avoid;
        mso-outline-level:1;
        font-size:16.0pt;
        mso-bidi-font-size:10.0pt;
        font-family:Arial;
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;
        mso-font-kerning:16.0pt;
        font-weight:bold;}
p.Styleapara1TimesNewRomanFirstline025, li.Styleapara1TimesNewRomanFirstline025, div.Styleapara1TimesNewRomanFirstline025
        {mso-style-name:"Style apara1 + Times New Roman First line\:  0\.25\0022";
        mso-style-update:auto;
        margin:0in;
        margin-bottom:.0001pt;
        text-align:justify;
        text-indent:.25in;
        mso-pagination:widow-orphan;
        tab-stops:328.5pt;
        font-size:12.0pt;
        mso-bidi-font-size:10.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;
        letter-spacing:-.25pt;}
p.PPAhead, li.PPAhead, div.PPAhead
        {mso-style-name:PPAhead;
        margin:0in;
        margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        font-size:16.0pt;
        font-family:Arial;
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.aparabullet, li.aparabullet, div.aparabullet
        {mso-style-name:aparabullet;
        mso-style-update:auto;
        mso-style-parent:apara;
        margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.5in;
        margin-bottom:.0001pt;
        text-align:justify;
        text-indent:-.25in;
        mso-pagination:widow-orphan;
        mso-list:l3 level1 lfo2;
        tab-stops:list .5in;
        font-size:12.0pt;
        font-family:"Palatino Linotype";
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:"Times New Roman";
        color:windowtext;
        letter-spacing:-.25pt;}
p.AAbulllist1, li.AAbulllist1, div.AAbulllist1
        {mso-style-name:AA_bull_list_1;
        margin:0in;
        margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.AAbulllist2, li.AAbulllist2, div.AAbulllist2
        {mso-style-name:AA_bull_list_2;
        margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:1.0in;
        margin-bottom:.0001pt;
        text-indent:-.25in;
        mso-pagination:widow-orphan;
        mso-list:l2 level2 lfo3;
        tab-stops:list 1.0in;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.Equation, li.Equation, div.Equation
        {mso-style-name:Equation;
        mso-style-update:auto;
        margin-top:0in;
        margin-right:0in;
        margin-bottom:6.0pt;
        margin-left:0in;
        text-align:center;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.WrightPara, li.WrightPara, div.WrightPara
        {mso-style-name:"Wright Para";
        margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.25in;
        margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        tab-stops:.25in;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:windowtext;}
p.ABULL, li.ABULL, div.ABULL
        {mso-style-name:ABULL;
        mso-style-update:auto;
        margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.5in;
        margin-bottom:.0001pt;
        text-indent:-.25in;
        mso-pagination:widow-orphan;
        mso-list:l0 level1 lfo4;
        mso-hyphenate:none;
        tab-stops:list .5in;
        font-size:12.0pt;
        font-family:"Times New Roman";
        mso-fareast-font-family:"Times New Roman";
        color:black;
        mso-fareast-language:AR-SA;}
span.EmailStyle35
        {mso-style-type:personal-reply;
        mso-style-noshow:yes;
        mso-ansi-font-size:10.0pt;
        mso-bidi-font-size:10.0pt;
        font-family:Arial;
        mso-ascii-font-family:Arial;
        mso-hansi-font-family:Arial;
        mso-bidi-font-family:Arial;
        color:navy;}
span.SpellE
        {mso-style-name:"";
        mso-spl-e:yes;}
@page Section1
        {size:8.5in 11.0in;
        margin:1.0in 1.25in 1.0in 1.25in;
        mso-header-margin:.5in;
        mso-footer-margin:.5in;
        mso-paper-source:0;}
div.Section1
        {page:Section1;}
 /* List Definitions */
 @list l0
        {mso-list-id:1153447148;
        mso-list-type:hybrid;
        mso-list-template-ids:-493563092 -568027952 67698713 67698715 67698703 67698713 67698715 67698703 67698713 67698715;}
@list l0:level1
        {mso-level-number-format:none;
        mso-level-style-link:ABULL;
        mso-level-suffix:none;
        mso-level-text:·;
        mso-level-tab-stop:.5in;
        mso-level-number-position:left;
        text-indent:-.25in;
        mso-ascii-font-family:Symbol;
        mso-hansi-font-family:Symbol;}
@list l1
        {mso-list-id:1374502153;
        mso-list-type:hybrid;
        mso-list-template-ids:-1037953930 923842848 67698691 67698693 67698689 67698691 67698693 67698689 67698691 67698693;}
@list l1:level1
        {mso-level-start-at:0;
        mso-level-number-format:bullet;
        mso-level-style-link:alist;
        mso-level-text:\F0B7;
        mso-level-tab-stop:.5in;
        mso-level-number-position:left;
        text-indent:-.15in;
        font-family:Symbol;
        mso-fareast-font-family:"Times New Roman";
        mso-bidi-font-family:Arial;
        color:windowtext;}
@list l1:level2
        {mso-level-number-format:bullet;
        mso-level-text:o;
        mso-level-tab-stop:1.35in;
        mso-level-number-position:left;
        margin-left:1.35in;
        text-indent:-.25in;
        font-family:"Courier New";}
@list l2
        {mso-list-id:1415589764;
        mso-list-type:hybrid;
        mso-list-template-ids:1586279428 2093282660 67698713 67698713 67698703 67698713 67698715 67698703 67698713 67698715;}
@list l2:level1
        {mso-level-tab-stop:.5in;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l2:level2
        {mso-level-number-format:alpha-lower;
        mso-level-style-link:AA_bull_list_2;
        mso-level-tab-stop:1.0in;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l2:level3
        {mso-level-number-format:alpha-lower;
        mso-level-tab-stop:117.0pt;
        mso-level-number-position:left;
        margin-left:117.0pt;
        text-indent:-.25in;}
@list l2:level4
        {mso-level-tab-stop:2.0in;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l3
        {mso-list-id:1937596687;
        mso-list-type:hybrid;
        mso-list-template-ids:-89214982 1080878598 67698691 67698693 67698689 67698691 67698693 67698689 67698691 67698693;}
@list l3:level1
        {mso-level-number-format:bullet;
        mso-level-style-link:aparabullet;
        mso-level-text:\F0B7;
        mso-level-tab-stop:.5in;
        mso-level-number-position:left;
        text-indent:-.25in;
        mso-ansi-font-size:10.0pt;
        mso-bidi-font-size:10.0pt;
        font-family:Symbol;}
ol
        {margin-bottom:0in;}
ul
        {margin-bottom:0in;}
-->
</style>
<!--[if gte mso 10]>
<style>
 /* Style Definitions */ 
 table.MsoNormalTable
        {mso-style-name:"Table Normal";
        mso-tstyle-rowband-size:0;
        mso-tstyle-colband-size:0;
        mso-style-noshow:yes;
        mso-style-parent:"";
        mso-padding-alt:0in 5.4pt 0in 5.4pt;
        mso-para-margin:0in;
        mso-para-margin-bottom:.0001pt;
        mso-pagination:widow-orphan;
        font-size:10.0pt;
        font-family:"Times New Roman";
        mso-ansi-language:#0400;
        mso-fareast-language:#0400;
        mso-bidi-language:#0400;}
</style>
<![endif]--><!--[if gte mso 9]><xml>
 <o:shapedefaults v:ext="edit" spidmax="1028" />
</xml><![endif]--><!--[if gte mso 9]><xml>
 <o:shapelayout v:ext="edit">
  <o:idmap v:ext="edit" data="1" />
 </o:shapelayout></xml><![endif]-->
</head>

<body lang=EN-US link=blue vlink=purple style='tab-interval:.5in'>

<div class=Section1>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Make sure the tinned Cu wire you use is UL
listed for the purposes you intend!<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>

<div>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy;mso-no-proof:yes'><!--[if gte vml 1]><v:shape 
 id="_x0000_s1026" style='position:absolute;margin-left:0;margin-top:0;width:50pt;
 height:50pt;z-index:1;visibility:hidden' coordsize="21600,21600" o:spt="100" 
 o:preferrelative="t" adj="0,,0" path="" filled="f">
 <v:stroke joinstyle="miter" />
 <v:formulas/>
 <v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect" />
 <o:lock v:ext="edit" aspectratio="t" selection="t" />
</v:shape><![endif]-->Peter T. Parrish, Ph.D., President<br>
<st1:State w:st="on"><st1:place w:st="on">California</st1:place></st1:State>
Solar Engineering, Inc.<br>
<st1:address w:st="on"><st1:Street w:st="on">820 Cynthia Ave.</st1:Street>, <st1:City
 w:st="on">Los Angeles</st1:City>, <st1:State w:st="on">CA</st1:State> <st1:PostalCode
 w:st="on">90065</st1:PostalCode></st1:address><br>
CA Lic. 854779, NABCEP Cert. 031806-26<br>
<a href="mailto:peter.parrish@calsolareng.com">peter.parrish@calsolareng.com</a><span
style='mso-spacerun:yes'>  </span><br>
Ph 323-258-8883, <st1:City w:st="on"><st1:place w:st="on">Mobile</st1:place></st1:City>
323-839-6108, Fax 323-258-8885</span></font><font color=navy face=Arial><span
style='font-family:Arial;color:navy;mso-no-proof:yes'><span
style='mso-spacerun:yes'>    </span></span></font><font color=navy><span
style='color:navy;mso-no-proof:yes'><span
style='mso-spacerun:yes'>                                                                                               </span><o:p></o:p></span></font></p>

<p><font size=2 color=navy face=Arial><span style='font-size:10.0pt;mso-no-proof:
yes'> </span></font><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman";color:windowtext'><o:p></o:p></span></font></p>

</div>

<div>

<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>

<hr size=2 width="100%" align=center tabindex=-1>

</span></font></div>

<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
re-wrenches-bounces@lists.re-wrenches.org
[mailto:re-wrenches-bounces@lists.re-wrenches.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Phil Schneider<br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, May 05, 2010 8:24
AM<br>
<b><span style='font-weight:bold'>To:</span></b> RE-wrenches<br>
<b><span style='font-weight:bold'>Subject:</span></b> [RE-wrenches] bare tinned
solid copper</span></font><o:p></o:p></p>

</div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Wrenches,<o:p></o:p></span></font></p>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>We are working through submittal steps for a 75 kW ground mounted
array.  The array is split into 8 <span class=SpellE>subarrays</span>.
 There is a combiner or junction box at each <span class=SpellE>subarray</span>,
with a ground rod <span class=SpellE>spec'd</span> at each <span class=SpellE>subarray</span>,
underneath the "box station", with a bare stranded #6 from an
equipment grounding bus to the rod, and equipment grounding conductors through
conduit between a ground bus in each box.  15A fuses in combiners, and
100A fuses at inverter.<o:p></o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>The engineer we're working with to stamp the plans wants to see bare,
tinned, solid copper anywhere this equipment ground is in the elements, and
wants to see #2 (!) bare, tinned, solid copper <span class=SpellE>cadwelded</span>
and direct-buried between all 8 rods and back to the existing AC grounding
electrode system.  He says this is the standard (from telecom, I'm afraid)
to ensure that all the rods are at the same potential.  No Code reference,
and I don't see anything in article 250 along these lines.  Hard to
convince him that #6, <span class=SpellE>untinned</span>, across the board is
adequate.<o:p></o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>In the end, we'll probably go ahead and do it because it is relatively
low cost and we want a good relationship here, but I'm wondering if anybody
else out there is using bare tinned copper in this type of application, and I'd
like more info on this to make a better argument next time.<o:p></o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Phil<o:p></o:p></span></font></p>

</div>

<div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>

</div>

<div>

<p class=MsoNormal style='margin-bottom:12.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>Phil Schneider<br>
Creative Energies<o:p></o:p></span></font></p>

</div>

</div>

</body>

</html>