Body
Have you tried it on a water spout yet ? 😁
On Aug 26, 2018 2:25 AM, "Warren Keillor [email protected]
[EVGRAY]" <[email protected]> wrote:
>
>
> Mick
> I have been running my schooner's electrical system using PV panels on a
> 12 volt system charging golf cart batteries. It seems to be trouble free,
> so far. The batteries have been always fully charged.
> Thete are two metal masts rising up six and a half stories from the deck.
> The half inch stainless steel rigging conducts to ground via the ferro
> cement hull which seems to be always at the same potential as the water,
> when I have measured it.
> I have been in some very frightening lightning storms in the Gulf Stream,
> and the East Coast of the US, being the tallest structure on the horizon.
> I have heard that there is a sixty degree cone of protection afforded such
> installations around vessels.
> My experience, scary as it was, seemed to bear this out.
> Lighning repeatedly struck the water on all sides around the boat for
> hours on end with deafening noise and hissing trails of bubbles, like
> snakes on the water, at the point of impact.
> Somehow in these storms, I had no electronics, or electrical damage.
> I would not bet on it always working, but it worked for me.
> Cheers Warren
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>
> On Sat, 25 Aug 2018 at 8:26 PM, Mick [email protected] [EVGRAY]
> <[email protected]> wrote:
>
>
> Staying at a friends who had PV solar installed. When they were away
> they came back and found a power strip melted that went to a treadmill
> and a few of the ceiling fan controllers burned out. Began to check the
> circuit and found the ground wire from the Sunny Boy inverter cut at the
> sheath inside the service panel. The solar panels are about 100 yards
> from the house and grounded to the concrete sunk racks, I really think
> there should be a dedicated grounding rod also, but the grounding wire
> inside the feed to the pair of breakers just cut not bonded to the
> panel. I am pretty sure this is against code besides being a hazard.
> Likely a lightening strike nearby pushed a nice big pulse through the
> neutral wire and reflected off the inductive loads.
>
> I am furious at this kind of stupidity but before I give hell to the
> installer I want to make sure my thinking is correct. Perhaps Dave can
> give his two cents if for any reason the inverter should be floated like
> this instead of bonded to the panel.
>
> There seems to be a controversy on the topic:
>
> https://www.solarpaneltalk.com/forum/solar-panels-for-
> home/solar-panel-system-equipment/16949-grounding-code-690-47-c-3-
> implementation-with-sma-sunnyboy-tl-us-22
>
>
>