On 2/15/2011 5:36 PM, David Nebenzahl wrote:
On 2/15/2011 12:34 PM Bob Villa spake thus:

On Feb 15, 2:29 pm, Mark wrote:

on the other hand, if the breaker really is defective and fails to
on a short..

isn't it better to find out that the breaker is bad during this
"test" rather than during an actual short?

maybe somekind of 75 Amp load would be better then a dead short...

Did you ever hear wires "lash" in a conduit from a dead short?

Yes, and when it's on a 277 volt circuit, you really hear them. (DAMHIKT)

This is not the way you want to go.

Definitely not.


Ever seen a cable tray in an industrial setting do the overload dance? :-)

TDD