<html>

<head>
<meta http-equiv=Content-Type content="text/html; charset=iso-8859-1">
<meta name=Generator content="Microsoft Word 11 (filtered)">
<style>
<!--
 /* Font Definitions */
 @font-face
        {font-family:Wingdings;
        panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
        {font-family:"Arial Narrow";
        panose-1:2 11 5 6 2 2 2 3 2 4;}
 /* Style Definitions */
 p.MsoNormal, li.MsoNormal, div.MsoNormal
        {margin:0in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman";}
h1
        {margin-top:12.0pt;
        margin-right:0in;
        margin-bottom:3.0pt;
        margin-left:0in;
        page-break-after:avoid;
        font-size:16.0pt;
        font-family:Arial;
        font-weight:bold;}
h3
        {margin-top:6.0pt;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:0in;
        margin-bottom:.0001pt;
        page-break-after:avoid;
        font-size:12.0pt;
        font-family:Arial;
        letter-spacing:-.5pt;
        font-weight:normal;}
a:link, span.MsoHyperlink
        {color:blue;
        text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
        {color:purple;
        text-decoration:underline;}
p
        {margin-right:0in;
        margin-left:0in;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.alist, li.alist, div.alist
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.5in;
        margin-bottom:.0001pt;
        text-indent:-.15in;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.ahead3, li.ahead3, div.ahead3
        {margin-top:6.0pt;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:0in;
        margin-bottom:.0001pt;
        page-break-after:avoid;
        font-size:12.0pt;
        font-family:Arial;
        letter-spacing:-.5pt;}
p.StyleaparaJustifiedAfter0pt, li.StyleaparaJustifiedAfter0pt, div.StyleaparaJustifiedAfter0pt
        {margin:0in;
        margin-bottom:.0001pt;
        text-align:justify;
        font-size:12.0pt;
        font-family:"Arial Narrow";}
p.alistnead, li.alistnead, div.alistnead
        {margin:0in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:Arial;}
p.anumlist, li.anumlist, div.anumlist
        {margin:0in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.aHead1, li.aHead1, div.aHead1
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:6.0pt;
        margin-left:0in;
        text-align:center;
        page-break-after:avoid;
        font-size:16.0pt;
        font-family:Arial;
        font-weight:bold;}
p.StyleHeading3Left0Firstline0, li.StyleHeading3Left0Firstline0, div.StyleHeading3Left0Firstline0
        {margin-top:6.0pt;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:0in;
        margin-bottom:.0001pt;
        page-break-after:avoid;
        font-size:12.0pt;
        font-family:Arial;
        letter-spacing:-.5pt;}
p.a-text, li.a-text, div.a-text
        {margin:0in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.apara, li.apara, div.apara
        {margin:0in;
        margin-bottom:.0001pt;
        text-indent:.35in;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.StyleHeading1Centered, li.StyleHeading1Centered, div.StyleHeading1Centered
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:6.0pt;
        margin-left:.5in;
        text-align:center;
        page-break-after:avoid;
        font-size:16.0pt;
        font-family:Arial;
        font-weight:bold;}
p.Styleapara1TimesNewRomanFirstline025, li.Styleapara1TimesNewRomanFirstline025, div.Styleapara1TimesNewRomanFirstline025
        {margin:0in;
        margin-bottom:.0001pt;
        text-align:justify;
        text-indent:.25in;
        font-size:12.0pt;
        font-family:"Times New Roman";
        letter-spacing:-.25pt;}
p.PPAhead, li.PPAhead, div.PPAhead
        {margin:0in;
        margin-bottom:.0001pt;
        font-size:16.0pt;
        font-family:Arial;}
p.aparabullet, li.aparabullet, div.aparabullet
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.5in;
        margin-bottom:.0001pt;
        text-align:justify;
        text-indent:-.25in;
        font-size:12.0pt;
        font-family:"Times New Roman";
        letter-spacing:-.25pt;}
p.AAbulllist1, li.AAbulllist1, div.AAbulllist1
        {margin:0in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.AAbulllist2, li.AAbulllist2, div.AAbulllist2
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:1.0in;
        margin-bottom:.0001pt;
        text-indent:-.25in;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.Equation, li.Equation, div.Equation
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:6.0pt;
        margin-left:0in;
        text-align:center;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.WrightPara, li.WrightPara, div.WrightPara
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.25in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman";}
p.ABULL, li.ABULL, div.ABULL
        {margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.5in;
        margin-bottom:.0001pt;
        text-indent:-.25in;
        font-size:12.0pt;
        font-family:"Times New Roman";
        color:black;}
span.EmailStyle36
        {font-family:Arial;
        color:navy;}
@page Section1
        {size:8.5in 11.0in;
        margin:1.0in 1.25in 1.0in 1.25in;}
div.Section1
        {page:Section1;}
 /* List Definitions */
 ol
        {margin-bottom:0in;}
ul
        {margin-bottom:0in;}
-->
</style>

</head>

<body lang=EN-US link=blue vlink=purple>

<div class=Section1>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I have been told that AGM batteries can
withstand pretty aggressive charging rates, with a bulk rate being ½ of C/20. For
example a MK 8A8D, with a C/20 of 245 A-h, would start with 122 A. If this is
okay, can I still use the standard 14.6 V value for switching from Bulk to
Absorb? What about ambient temperature effects at high charge rates?</span></font></p>

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

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>We have need from time to time to charge
AGMs as quickly as we can safely do so, so any information on high charge rates
would be appreciated.</span></font></p>

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

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

<br clear=ALL>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Peter T. Parrish, Ph.D., President<br>
California Solar Engineering, Inc.<br>
820 Cynthia Ave., Los Angeles, CA 90065<br>
CA Lic. 854779, NABCEP TM Cert. 031806-26<br>
<a href="mailto:peter.parrish@calsolareng.com">peter.parrish@calsolareng.com</a> 
<br>
Ph 323-258-8883, Mobile 323-839-6108, Fax 323-258-8885     </span></font><font
size=1 color=navy><span style='font-size:9.0pt;color:navy'>                                                                                              </span></font></p>

<p><font size=3 color=navy face="Times New Roman"><span style='font-size:12.0pt;
color:navy'> </span></font><font color=blue><span style='color:blue'> </span></font></p>

</div>

</div>

</body>

</html>