Outback grid tie ineffciency [RE-wrenches]

[Todd Cory, Mt. Shasta Energy Services]

48 volts with eight Trojan L-16 H (420 a/h).

Here is a link to the CEC's web page that details their independent 
testing of this inverter as 3037 continuous watts at 91% efficiency.

http://www.consumerenergycenter.org/erprebate/inverter_tests/summaries/Outback%20GVFX%203648.pdf


Todd



Christopher Freitas wrote:
> 
> Todd - Is your system is a 48vdc system? How big and what type of
> battery?  
> 
> Christopher Freitas
> 
> OutBack Power Systems, Inc.
> cfreitas at outbackpower.com
> www.outbackpower.com
>  
> 
> -----Original Message-----
> From: Todd Cory, Mt. Shasta Energy Services
> [mailto:toddcory at finestplanet.com] 
> Sent: Monday, July 23, 2007 3:25 PM
> To: RE-wrenches at topica.com
> Subject: RE: Outback grid tie ineffciency [RE-wrenches]
> 
> 
> I typically see 90% efficiency between the MX and FX green tag meter. 
> Remember the utility meter will not tell what you are generating only 
> what you are selling, which is local generation minus local loads.
> 
> Todd
> 
> 
> Carl Hansen wrote:
> > 
> > Greetings,
> > 
> >   I've got a GTFX installed with 1400 watts of PV, the output of the 
> > inverter goes through the utilities REC meter before it ties into the
> 
> > main 
> > panel, so the REC meter records all the days output from the inverter 
> > into 
> > the grid. What I'm finding is the REC meter records between 1 K watts
> to 
> > 1.5 
> > K watts less at the end of the day than the MX 60 tells me passed 
> > through 
> > it. So, I'm seeing between 15% -20% loss of power.  I know the
> inverter 
> > has 
> > some power transfer inefficiency and it draws power over night
> standing 
> > at 
> > idle, and the batteries get recharged in the morning,but the batteries
> 
> > are 
> > at 25.4 in the morning before sunrise, is this what I have to expect 
> > from 
> > the system?
> > 
> > Carl Hansen
> > Hansen&Sun Elect. 
> > 
> > 
> 
> 
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