[RE-wrenches] Sol-Ark 15k

Sun May 8 16:37:52 EDT 2022

Michael, interesting idea! Mind sharing a photo so I can conceptualize
better?

On Sun, May 8, 2022 at 2:23 PM Jeff Clearwater via RE-wrenches <
re-wrenches at lists.re-wrenches.org> wrote:

> I've been using two gutters with multiple 12KW Sol-Arks Installs - one
> 4x4" that I mount immediately under the AC KOs using forward biased offset
> nipples (it's front face is just abouut 1/2" in front of front plane of
> Sol-Arks)  and then a 6x6" set back and down and reached with 4" nipples
> extending offset nipples so that I get an AC and DC gutter - not sure how
> others are dealing with need to separate AC and DC.
>
> For the PV  inputs on 12Kws I do two additional 1" KOs - one through the
> vertical mid-plate below the DC terminations and then one down through the
> bottom just to the rear of that plate.  That way using offsets I can reach
> the 6" DC gutter with both the Battery DC and the PV DC in one gutter.  I
> then use an LL to get the AC gutter back to the wall at one end.  Can send
> pics offlist if you are interested.
>
> I spoke to Sol-Ark a few times about the need to give us more room and
> better KOs - putting the DCs in one plane and the ACS in another - giving
> us 2" KOs for battery cables instead of forcing each cable through it's own
> 1" etc.  Unfortunately didn't get that message through before they had
> already designed the 15 KW.
>
> We have also just added KOs to the left side of the unit to bring in the
> PV inputs when that is more convenient.
>
> No better tool than our hydraulic KO punch!
>
> Hope that helps ~
>
> Jeff
>
> ~~~~~~~~~~~
> Jeff Clearwater
>
> linkedin <https://www.linkedin.com/in/jeff-clearwater-0622a312/>
> www.villagepowerdesign.com
> cell - 413-559-9763
> ~~~~~~~~~~~~~~~~~~~~~~~
>
>
>
>
>
> Michael Morningstar via RE-wrenches <re-wrenches at lists.re-wrenches.org>
> May 8, 2022 at 11:03 AM
> We cut out the bottom plate entirely with a die grinder/cut off wheel and
> then wrap the raw edge with vinyl "edge wrap" and set the inverters on top
> of 10 x 10 x whatever gutters. The layout and sizes of Sol-Arks knock-outs
> is screwy. Just need a bonding jumper between both enclosures. This is
> common practice in the industrial world when dealing with large VFDs and
> such.
>
>
>
>
> --
>
> Michael Morningstar
>
>
> Morningstar Electric
>
> PO Box 1494
>
> Mount Shasta, CA 96067
>
> 530-921-0560
>
> mjmorningstar at gmail.com
>
>
>
>
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> Jay via RE-wrenches <re-wrenches at lists.re-wrenches.org>
> May 8, 2022 at 5:57 AM
> Hi Chris,
>
> Can’t you increase the size of the KO’s?
>
> Jay
>
>
>
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> Chris Sparadeo via RE-wrenches <re-wrenches at lists.re-wrenches.org>
> May 7, 2022 at 6:16 PM
> Jason,
>
> I think I agree with your interpretation of the wiring diagram. My
> hesitation is, with a 1-1/4” KO for AC inputs, only choice seems to be a
> >24” stub conduit for 2/0 conductores to a fused disconnect. Not a fun pipe
> to bend…and extra BOS seems like a less than ideal solution.
>
> Is this your conclusion as well?
>
> --
> Chris Sparadeo
>
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