[RE-wrenches] High Voltage Breakers for Conext Mppt-80-600

[Eric Smiley]

I looked up the CSA record for the XW PDP and it shows:

   - Maximum System Voltage (DC)   150V dc
   - Maximum Battery System Voltage  62 V dc (48V nominal)
   - Maximum System Voltage (AC)  140/280V ac


*Eric Smiley,* Project Manager
eric at vecoop.ca
T: 250.703.6004 <+12507036004>
T: 888.386.0116 <+18883860116>
*VIRIDIANENERGY.CA <https://viridianenergy.ca/>*

* <https://viridianenergy.ca/>*


On Wed, 26 Jan 2022 at 12:53, William Miller <william at millersolar.com>
wrote:

> Dave:
>
>
>
> With all due respect, I don’t see this as an issue.  All of our building
> wire is rated at 600 volts.  If you segregate your OPCD, work neatly and
> bundle your various lead groupings I think it is perfectly safe. If one is
> real paranoid, you could rivet in some partitions or more simply, sleeve
> the 600 VDC leads in NMLT.
>
>
>
> I looked all through the documentation for the cabinets and no voltage
> rating is given.  We cannot assume the rating is a limitation until we find
> one.  Let us all know if you are privy to this detail.
>
>
>
> I would not hesitate to integrate the 600 volt rated Conext branded charge
> controllers into Conext branded BOS cabinets as long as the workmanship is
> good.
>
>
>
> William Miller
>
>
>
> Miller Solar
>
> 17395 Oak Road, Atascadero, CA 93422
>
> 805-438-5600
>
> www.millersolar.com
>
> CA Lic. 773985
>
>
>
>
>
> *From:* Dave Angelini Offgrid Solar [mailto:offgridsolar at sti.net]
> *Sent:* Wednesday, January 26, 2022 11:15 AM
> *To:* william at millersolar.com; RE-wrenches
> *Subject:* Re: [RE-wrenches] High Voltage Breakers for Conext Mppt-80-600
>
>
>
> It is 600vdc ! Do you want that in a PDP  with your 48Vdc and 120/240vac?
> I do not believe it to be UL listed for 600vdc in there, and so you are
> breaking some pretty big rules here. I do not post much anymore here. Keep
> 600vdc out of the PDP and for Offgrid we always want high reliability. Just
> good design practice!
>
>
>
> *Dave Angelini Offgrid Solar*
>
> *"we go where powerlines don't"*
>
> *http://members.sti.net/offgridsolar/ <http://members.sti.net/offgridsolar/>*
>
> *e-mail  offgridsolar at sti.net <offgridsolar at sti.net>*
>
> *text 209 813 0060*
>
>
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