[RE-wrenches] utility EDS signage

Phil Schneider phil at CEsolar.com
Wed Nov 19 08:51:13 PST 2008


Wrenches,

Our utilities require an external AC disconnect between the inverter and the
point of interconnection, located next to the meter.  In the past, we have
marked this switch with the language in 690.17 (although no AHJ or utility
has required it).  Because we generally argue against the necessity of this
switch, I don't feel it is accurate to say that "terminals on both the line
AND load sides may be energized in the open position".

Do other Wrenches post this plaque?  Is there a way that both line AND load
terminals of this switch could be energized?  (other than an inverter not
paying attention to its UL listing?)

Thanks again for your thoughts,
P.

Phil Schneider
Creative Energies





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