net-metered efficiency observations [RE-wrenches]

Jay Peltz, Peltz Power jay at asis.com
Fri Mar 19 07:17:11 PST 2004


I stand corrected.

jay
----- Original Message ----- 
From: "Kurt Nelson" <sunwise at cheqnet.net>
To: <RE-wrenches at topica.com>
Sent: Thursday, March 18, 2004 9:31 PM
Subject: RE: net-metered efficiency observations [RE-wrenches]


> Hey Jay,
>
> Gotta disagree with you here.  What happens with a simple disconnect is
> that following an interrupt on AC1, the SW initiates a bulk charge
> sequence.  Bulk, absorb and float, and when that happens on a daily
> basis it can use a lot of energy especially if the charge settings are
> where they probably should be.
>
> In Sharkey's work-around, the SW is disconnected from AC1 at the end of
> the day and only reconnected after battery voltage comes up above the
> bulk settings (using Aux relays), which happens pretty quickly during a
> productive/sunny day.
>
> If interested, try searching the wrenches Topica page with "SW work
> around" in subject line.  Otherwise contact me off-list and I'll hook
> you up with it.
>
> Regardless, thanks to Sharkey for working it out! -- Kurt
>
>
> -----Original Message-----
> From: Jay Peltz, Peltz Power [mailto:jay at asis.com]
> Sent: Thursday, March 18, 2004 7:49 PM
> To: RE-wrenches at topica.com
> Subject: Re: net-metered efficiency observations [RE-wrenches]
>
> A inline relay, timer controlled held closed via grid power would save
> almost all of that, for pretty darn cheap.
>
> jay
>
> Peltz Power
> ----- Original Message ----- 
> From: "Todd Cory, Mt. Shasta Energy Services"
> <toddcory at finestplanet.com>
> To: <RE-wrenches at topica.com>
> Sent: Thursday, March 18, 2004 1:39 PM
> Subject: Re: net-metered efficiency observations [RE-wrenches]
>
>
> > That is 365 kWh a year in waste! Talk about phantom load... yikes!
> >
> > Todd
> >
> >
> > Kirk Herander wrote:
> >
> > > Todd, The readings were dawn to dusk, and this inverter eats about
> 1kw
> of
> > > grid power overnight.
> > >
> > > Vermont Solar Engineering
> > > Kirk Herander
> > > North American Board of Certified Energy Practitioners
> > > Certified Solar PV Installer(TM)
> > > Xantrex Certified Dealer Charter Member
> >
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> >
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>
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