[RE-wrenches] Battery RSD

Tue Jul 29 10:39:13 PDT 2025

Love the Sol-Ark 15K, have installed over 100 now. Looking to check out the
EG-4. Looks like cool stuff.

On Tue, Jul 29, 2025 at 10:23 AM Dave Angelini Offgrid Solar via
RE-wrenches <re-wrenches at lists.re-wrenches.org> wrote:

> I know very little about Solark and happy about it. In the old days,
> Midnite and Schneider had a 10 dollar switch that would shut down the
> inverter from outside. When I had to use this it was great as I could just
> remove it after the bozo, I mean inspector left.
>
> If he really wants a knife switch (the oldest of oldest ways to shut down
> all the way back to Edison.) Install one and deal with it later.
>
> Good Luck !
>
>  *Dave Angelini Offgrid Solar
> "we go where powerlines don't"
>    <http://members.sti.net/offgridsolar/>https://offgridsolar1.com/ <https://offgridsolar1.com/>  <http://members.sti.net/offgridsolar/>
> e-mail  offgridsolar at sti.net <offgridsolar at sti.net>
> text 209 813 0060*
>
>
> On 2025-07-29 9:45 am, MD Electric & Solar via RE-wrenches wrote:
>
> Wondering if Midnight solar makes something outdoor rated, with a typical
> 250ADC breaker, like this:
> Outdoor rated, lockable....
>
> https://www.midnitesolar.com/productPhoto.php?product_ID=76&productCat_ID=8&sortOrder=5&act=p
>
> On Tue, Jul 29, 2025 at 9:39 AM jay <jay.peltz at gmail.com> wrote:
>
> Maybe if you left the key on a chain to open the door, and placard with
> instructions on the outside that would work?
>
>
> On Jul 29, 2025, at 10:23 AM, MD Electric & Solar <
> mdelectricsolar at gmail.com> wrote:
>
> Correct, it does not have an external disconnect, but if you open the
> cover, each battery has it's own disconnect and the Sol-Ark has a battery
> disconnect.
> Looks like I'm in the market for a 100 amp rated outdoor, lockable DC
> rated knife switch.
> Mike
>
> On Tue, Jul 29, 2025 at 9:16 AM jay <jay.peltz at gmail.com> wrote:
>
> I had to look up that battery enclosure and if I understand correctly it
> does not have an external breaker/disconnect so yes the inspector is
> correct in the need for one if I understand.
>
> jay
>
>
>
>
>
> On Jul 29, 2025, at 10:09 AM, MD Electric & Solar <
> mdelectricsolar at gmail.com> wrote:
>
> Here is the reference, attached.
>
> On Tue, Jul 29, 2025 at 8:49 AM jay <jay.peltz at gmail.com> wrote:
>
> I'll let the code experts chime in, but I would ask for the code reference
> they are referring to.
>
> The only one I can think of has to do with if the batteries are on the
> other side of a wall.
>
>  Thats as clean an install as they come
>
> jay
>
>
>
> > On Jul 29, 2025, at 9:43 AM, MDElectricSolar <mdelectricsolar at gmail.com>
> wrote:
> >
> > <image0.jpeg>
> > Michael D Nelson
> > MD Electric & Solar, Inc.
> > 707-684-0064 mobile
> > 707-884-1862 office
> > www.mdelectricsolar.com
> > www.facebook.com/mdelectricandsolar
> >
> >
> >> On Jul 29, 2025, at 8:06 AM, Jay via RE-wrenches <
> re-wrenches at lists.re-wrenches.org> wrote:
> >>
> >> What is the layout of the equipment
> >>
> >> Are the batteries next to and therefore in sight of the inverter?
> >>
> >> Jay
> >>
> >>> On Jul 29, 2025, at 8:44 AM, MDElectricSolar via RE-wrenches <
> re-wrenches at lists.re-wrenches.org> wrote:
> >>>
> >>> Wrenches,
> >>> I have a building inspector in my county of Sonoma who has just told
> me that we need to install a rapid shutdown switch of some type between my
> LFZ battery bank and my Solark 15k inverter. He mentioned some type of
> knife switch within 5 feet of the equipment. I cannot find any reference to
> this requirement anywhere but he insists it is required. These batteries
> happen to be simplify or brakes and Stratton batteries and each battery has
> its own 80 amp breaker on the battery and the Solark has a battery
> disconnect switch built-in. We do have module level RSD which kills the
> solar output as well as the inverter output when the button is pushed. Does
> anyone have any experience with this or can they point me to the correct
> code section or what are others doing to comply with this requirement?
> >>>
> >>>
> >>> Michael D Nelson
> >>> MD Electric & Solar, Inc.
> >>> 707-684-0064 mobile
> >>> 707-884-1862 office
> >>> www.mdelectricsolar.com
> >>> www.facebook.com/mdelectricandsolar
> >>>
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>
> --
> Michael D Nelson
> MD Electric & Solar Inc.
> Office: 707-412-3181
> Cell: 707-684-0064
> www.mdelectricsolar.com
> www.facebook.com/mdelectricandsolar
>
>
> <PRMD BLD_20250728_062230.pdf>
>
>
>
> --
> Michael D Nelson
> MD Electric & Solar Inc.
> Office: 707-412-3181
> Cell: 707-684-0064
> www.mdelectricsolar.com
> www.facebook.com/mdelectricandsolar
>
>
>
>
>
> --
> Michael D Nelson
> MD Electric & Solar Inc.
> Office: 707-412-3181
> Cell: 707-684-0064
> www.mdelectricsolar.com
> www.facebook.com/mdelectricandsolar
>
>
>
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-- 
Michael D Nelson
MD Electric & Solar Inc.
Office: 707-412-3181
Cell: 707-684-0064
www.mdelectricsolar.com
www.facebook.com/mdelectricandsolar
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