DC-GFP/2 protection [RE-wrenches]

[Todd Cory, Mt. Shasta Energy Services]

Nick,

It appears as though grounding the negative helps protect the electronics, but
for sure it does nothing to enhance the safety of the system. If the NEC
requires it, it should be for lightning protection rather than this
electrocution "safety" BS I keep hearing about.

Todd


Nick Houser wrote:

> Todd and Rob, et all-----------This is such a critical issue--is there any
> way we can determine the bottom line and lay it to rest, or is it going to
> be just another unanswerable grounding conundrum? Most of the electronics
> damage around here (vicious lightning territory) seems to involve induction
> in buried conductors. Since all my systems are offgrid, at least I can
> eliminate surges on utility lines. After years of study and conjecture, this
> discussion only serves to make me more unsure of the proper procedure. In
> Canada, we are not required by code to ground  the DC
> Negative--STILL!!!!!!!!!!Help! If there was ever a great subject for a
> Homepower article, this it it!   Nick Houser,  Off Grid Power

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