[RE-wrenches] Inverter Placement

[Jerry Shafer]

Wrenches
Every car canopy l have done has inverters up high even the SMA core 50's
unless we are going with a large string inverter then caged on the ground.
Jerry

On Tue, Nov 24, 2020, 12:28 PM petertor at pobox.com <
peter.parrish at calsolareng.com> wrote:

> I am providing consulting services to a school district in Southern
> California, and I came up with an issue regarding the placement of
> inverters.
>
> These are PV arrays are "solar carports" and the inverters (usually 60
> kW-class) are mounted on columns. The advice I have given the School
> District is to stipulate in the contract with the EPC company that these
> inverters should be "placed as high as practical" on the columns. Their
> counter-offer was to cite a section of the NEC 2017 that places a minimum
> height above grade (parking lot asphalt).
>
> But they have failed to do so, as of this morning.
>
> I remember that the NEC code distinguished between secure locations (e.g.
> switch gear in a closet under lock and key) and locations accessible to the
> general public.
>
>
>
> My case would be the latter. The above photo shows placement lower than
> "practical" IMHO.
>
> Any help with a citation in the 12017 NEC Handbook would be appreciated.
>
> - Peter
>
> Peter T. Parrish, Ph.D.
> President, California Solar Engineering
> 1107 Fair Oaks Blvd Ste. 351
> South Pasadena, CA 91030
> (323) 839-6108
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