Batteryless inverter recommendation [RE-wrenches]

Brad Bassett bbassett at hei.net
Tue Feb 26 19:55:00 PST 2008


Ian,

Is the meter from PSE?

Brad


Ian Woofenden wrote:
> 
> 
> We also have an SB700 installation in which the inverter's kWh 
> metering is wildly different (and greater) than the utility 
> production meter.
> 
> Ian
> 
> >I now have a few weeks of time on my SB700 system that also has a
> >utility owned digital revenue meter on it. So far the SB meter reads
> >145% of the revenue meter reading.
> >
> >Brad
> >AEE Solar
> >
> >
> >Joel Davidson wrote:
> >
> >>
> >>  I have 20 Siemens SP75 modules feeding into an SB2100U inverter and a GE
> >>  I70
> >>  kWh meter. From September 20, 2007 to February 22, 2008 the SB2100U
> >>  measured
> >>  740.2 kWh and the GE I70 measured 736 kWh. (PVWATTS estimates 748 kWh at
> >>  81%
> >  > DC-to-AC derate.) Looks good to me.
> 
> -- 
> Ian Woofenden <ian.woofenden at homepower.com>, Senior Editor, Home Power 
> magazine
> Subscriptions: $24.95 per year PO Box 520,Ashland, OR 97520 USA 
> 800-707-6585 (US), 541-512-0220
> or download free sample issue at <http://www.homepower.com>



Brad Bassett


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