[Cialug] Mailling List Admin

James Shoemaker james at dhlake.com
Thu Apr 22 07:32:34 CDT 2010


Dave Hala Jr wrote:
> The "main breaker" is a dual pole breaker type of device located on the
> pole right below the meter. When this breaker is tripped, you are
> isolated from the grid. (both legs) 
> 
> If you flip the "main" on the panel in the house the common is not
> isolated from the grid.  Sometimes people will flip the "main" on the
> panel in the house then plug their generator into a dryer outlet. This
> can cause a lineman to get shocked. This is probably what Murray is
> referring to.

   It isn't how good the disconnection is that they are worried about, 
it's the possibility that someone will neglect to flip the breaker once. 
  with the DPDT it's impossible to power the line from your generator 
socket.

James



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