[RE-wrenches] Inverter bypass

[Kristopher Schmid]

Thanks for the help and suggestions!

Shine On!

Kris Schmid
Legacy Solar, LLC
137 West 1st Avenue
Luck, WI 54853
www.legacysolar.com
715-653-4295
NABCEP Certified PV Installation Professional
Licensed Wisconsin Master Electrician
BSEE

On Thu, Mar 2, 2023, 7:40 PM John Blittersdorf via RE-wrenches <
re-wrenches at lists.re-wrenches.org> wrote:

>
> Howie,
>    I use the QO612 small breaker box with two double pole breakers and the
> QO2DTI toggle.
>
> John Blittersdorf
>
> On Thu, Mar 2, 2023 at 8:11 PM Howie Michaelson via RE-wrenches <
> re-wrenches at lists.re-wrenches.org> wrote:
>
>> Does anyone know of any bypass switch/breaker setup for anything greater
>> than 60 amps for 2 poles, other than large DPDT switches which get pricey
>> and hard to source especially for 200 amps?
>> Howie
>>
>> On Thu, Mar 2, 2023, 6:23 PM Ray Walters via RE-wrenches <
>> re-wrenches at lists.re-wrenches.org> wrote:
>>
>>> I probably still have one of the old QO boxes on the shelf, but I never
>>> liked them.  Single pole, very tight, and you had to double lug or use a
>>> weird split bolt arrangement with exposed copper out past the breaker.
>>>
>>> I started using these 60A T switches from Northern:
>>>
>>> https://www.northerntool.com/shop/tools/product_200653609_200653609
>>>
>>> Midnite makes small 30A and 60A T switches as well:
>>>
>>>
>>> https://www.midnitesolar.com/productPhoto.php?product_ID=416&productCat_ID=29&sortOrder=3&act=p
>>>
>>> Ray Walters
>>> On 3/2/2023 11:57 AM, Sindelar Solar via RE-wrenches wrote:
>>>
>>> Kris, It was SqD QO403, and it was a 3-pole load center/disconnect, not
>>> 4-pole. You may recall that the dual-inverter Trace Power Panels of long
>>> ago used two of these, each one serving as an inverter bypass switch to one
>>> 120V AC leg.
>>>
>>> On 3/2/2023 11:46 AM, Kristopher Schmid via RE-wrenches wrote:
>>>
>>> Hi All,
>>>
>>> I have a stand alone system that was upgraded from an FX inverter to a
>>> Radian WITHOUT  the companion load center.  I would like to add an inverter
>>> bypass circuit to operate the house on generator power.  There used to be a
>>> 4 slot breaker panel (SqD?) with the rocker switch preventing both breakers
>>> from being in the on position simultaneously.  I have not been able to find
>>> it on the interweb.  Anyone know of something out there that would meet my
>>> needs?
>>>
>>> Kris
>>>
>>>
>>> Shine On!
>>>
>>> Kris Schmid
>>> Legacy Solar, LLC
>>> 137 West 1st Avenue
>>> <https://www.google.com/maps/search/137+West+1st+Avenue+%0D%0A++++++++++++++++++++++++++++++++++++Luck,+WI+54853?entry=gmail&source=g>
>>> Luck, WI 54853
>>> <https://www.google.com/maps/search/137+West+1st+Avenue+%0D%0A++++++++++++++++++++++++++++++++++++Luck,+WI+54853?entry=gmail&source=g>
>>> www.legacysolar.com
>>> 715-653-4295
>>> NABCEP Certified PV Installation Professional
>>> Licensed Wisconsin Master Electrician
>>> BSEE
>>>
>>>
>>> --
>>>
>>> *Allan Sindelar*
>>> allan at sindelarsolar.com
>>> (No longer) NABCEP Certified PV Installation Professional
>>> (Still) New Mexico EE98J Journeyman Electrician
>>> (Retired) Founder, Positive Energy, Inc.
>>> (Retired) Founder, Sindelar Solar
>>> *505 780-2738 cell*
>>>
>>>
>>>
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