<font face="arial" size="4">Lead cadmium or lead calcium? Again, I do not have the cycle chart handy, but hopefully James can post that. <br><br>Todd<br><br>On Monday, October 4, 2010 8:11am, "Mark Frye" <markf@berkeleysolar.com> said:<br><br>
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<div dir="ltr" align="left"><span class="671460615-04102010"><font color="#0000ff" face="Arial" size="2">Todd,</font></span></div>
<div dir="ltr" align="left"><span class="671460615-04102010"><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span class="671460615-04102010"><font color="#0000ff" face="Arial" size="2">Can you give us a comparison of lead vs lead
cadmium?</font></span></div>
<div dir="ltr" align="left"><span class="671460615-04102010"><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span class="671460615-04102010"><font color="#0000ff" face="Arial" size="2">My understanding is that lead cadmium are suited for standby
operations such as telecomm back up. That means spending most of the time
in float, with occasional short term high discharge rate with very high DOD
available.</font></span></div>
<div dir="ltr" align="left"><span class="671460615-04102010"><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span class="671460615-04102010"><font color="#0000ff" face="Arial" size="2">How well do they cross over into a daily-cycle off-grid
situation with moderate daily DOD?</font></span></div>
<div><span lang="en-us"><font face="Arial" size="2"></font></span> </div>
<div><span lang="en-us"><font face="Arial" size="2">Mark Frye</font></span> <br><span lang="en-us"><font face="Arial" size="2">Berkeley Solar Electric Systems</font></span>
<br><span lang="en-us"><font face="Arial" size="2">303 Redbud Way</font></span>
<br><span lang="en-us"><font face="Arial" size="2">Nevada City, CA
95959</font></span> <br><span lang="en-us"><font face="Arial" size="2">(530)
401-8024</font></span> <br><span lang="en-us"></span><a href="http://www.berkeleysolar.com/"><span lang="en-us"><u><font color="#0000ff" face="Arial" size="2">www.berkeleysolar.com</font></u></span></a><span lang="en-us"><font face="Arial" size="2"> </font></span> </div>
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<font face="Tahoma" size="2"><b>From:</b> re-wrenches-bounces@lists.re-wrenches.org
[mailto:re-wrenches-bounces@lists.re-wrenches.org] <b>On Behalf Of
</b>toddcory@finestplanet.com<br><b>Sent:</b> Monday, October 04, 2010 12:23
AM<br><b>To:</b> RE-wrenches<br><b>Subject:</b> Re: [RE-wrenches] Battery
capacity testers<br></font><br></div>
<div></div><font face="arial" size="4">I know many on this list disagree, but this
sounds SO typical for sealed batteries. It is why I never use em... never! If
they are 5 years old, you are probably at the limit of their life. Replace em
with flooded lead calciums and your customers (and you) will be happy for 20+
years.<br><br>my .o2<br><br>Todd</font></font><br><br><br>Sent from Finest Planet WebMail.<br>