inverter overload (was transformer inrush) [RE-wrenches]

Kirk Herander, VSE kirk at vtsolar.com
Wed Jan 7 06:35:41 PST 2004


Correct. I'm using 6c055 & 6c057 to do the job. On board is a spdt relay
rated at 10 resistive amps at 240 vac.

Vermont Solar Engineering
North American Board of Certified Energy Practitioners Certified Solar PV
InstallerT
Xantrex Certified Dealer Charter Member
Kirk Herander
PO Box 697
Burlington, VT. 05402
www.vermontsolar.com
www.backeastsolar.com
800.286.1252 - 802.863.1202
fax 802.863.7908

----- Original Message -----
From: "Darryl Thayer" <daryl_solar at yahoo.com>
To: <RE-wrenches at topica.com>
Sent: Wednesday, January 07, 2004 4:42 AM
Subject: Re: inverter overload (was transformer inrush) [RE-wrenches]


> William
> I looked in my Grainger catalog and found part no.s
> 6C054, 6C055, 6C057 on page 531 of catalog #392, these
> current sensing relays turn on or off at over or under
> current.
> Daryl
>
> --- William Miller <wrmiller at slonet.org> wrote:
> > At 04:41 PM 1/6/2004 -0500, you wrote:
> > >Thanks for all the good advice. In order to relieve
> > possible overloads on
> > >the inverter I will:
> > >
> > >1) install a small Automatic Transfer switch so the
> > critical loads will not
> > >be powered through the inverter unless a grid
> > failure occurs.
> > >2) Use several current sensing relays to prioritize
> > the pumps and fridges.
> > >For instance, if current is sensed on the septic
> > pump circuit, the relay #1
> > >will cut power to the well pump.
> > >If current is sensed on fridge #1 circuit, relay #2
> > will cut power to to
> > >fridge #2.
> > >This way multiple motorized loads can't turn on at
> > the same time, and the
> > >problems will go away. I hope.
> > >
> > >Kirk
> >
> >
> > Kirk:
> >
> > How will you :sense" the current?
> >
> > William Miller
> >
> >
> __________________________________________________________________
> > William Miller
> > Miller Power and Communications
> > PO Box 50, Santa Margarita, CA 93453
> > Voice :805-438-5600     Fax: 805-438-4607
> > email: wrmiller at slonet.org
> > http://millerpowerandcomm.com
> > License No. C-10-773985
> >
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