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<div class="moz-cite-prefix">Two 1-kW wind generators doesn't sound
like enough to provide energy for a household except possibly in
the best circumstances. If there isn't much wind, the system is
getting most of it's energy from the grid. The utility bill would
go up even if they were using the same amount of energy in the
house. Batteries are energy losers!<br>
<br>
What Dave and others have warned about kWh metering issues is also
true. The new digital meters have many capabilities and the
default for most of them is to record energy going in either
direction as energy consumed. Since they are programmable, the
same meter can be used to record net energy - behave like most
disk-type meters; ignore energy in one direction - behave like a
detented meter; or record both incoming energy and outgoing energy
separately - a two register meter. <br>
<pre class="moz-signature" cols="72">Kent Osterberg
Blue Mountain Solar, Inc.
<a class="moz-txt-link-abbreviated" href="http://www.bluemountainsolar.com">www.bluemountainsolar.com</a>
</pre>
On 8/24/2012 6:26 AM, Jesse Dahl wrote:<br>
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cite="mid:406A7505-1603-478F-AC7C-6D6CDC8D174F@gmail.com"
type="cite">
<div>The system only uses grid power to charge batteries, they
have two FX3048T in parallel so I don't think the meter is the
issue.</div>
<div><br>
</div>
<div>They did send me a picture of the two wind towers, one is 20
feet off the ground and one is 60 feet off the ground... No wind
would be an understatement. </div>
<div><br>
</div>
<div><br>
<br>
Sent from my iPhone</div>
<div><br>
On Aug 24, 2012, at 7:43 AM, David Katz <<a
moz-do-not-send="true" href="mailto:dkatz@aeesolar.com">dkatz@aeesolar.com</a>>
wrote:<br>
<br>
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</style>Check to see if their meter goes backwards. Some utility meters
actually charge for power when you are selling.<br>
Or maybe they have no wind and a new big flat screen tv that
they leave on all the time.<br>
David Katz<br>
<br>
<br>
<div id="htc_header" style="">----- Reply message -----<br>
From: "Jesse Dahl" <<a moz-do-not-send="true"
href="mailto:dahlsolar@gmail.com">dahlsolar@gmail.com</a>><br>
To: "Wrenches" <<a moz-do-not-send="true"
href="mailto:RE-wrenches@lists.re-wrenches.org">RE-wrenches@lists.re-wrenches.org</a>><br>
Subject: [RE-wrenches] Outback with grid charging<br>
Date: Thu, Aug 23, 2012 11:28 pm<br>
<br>
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<div class="PlainText">Hello,<br>
<br>
I got a call from a family today about a system they had
installed recently and they think they have a problem.
They claim their electric bill has just about doubled
since the system has been installed due to outback using
the grid to power the loads instead of the battery bank.
They claim the MATE always shows the system buying the
exact amount as any load on the system draws. Due to the
distance from my shop, I would like to get any ideas on
what could cause this before I drive all the way there. <br>
<br>
What I know about the system:<br>
2 - outback inverters, 48v <br>
2 - whisper 500 wind generators with whisper charge
controllers<br>
16 - MK 12v AGMS (8/inverter)<br>
<br>
I guessing setting, but if anyone has seen this before,
I'd like to narrow it down before the drive. <br>
<br>
Thanks eh!<br>
<br>
Jesse<br>
<br>
Sent from my iPad!!!<br>
_______________________________________________<br>
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