> If I had to do such a "deliberate trip" today, I'd probably do
> something like plug in an iron and a hair dryer - high-draw devices
> that together exceed the breaker's trip point, but not as drastically
> so as a dead short.
The trouble with that is most non-electronic breakers need 100%
overcurrent to trip in <15 seconds, so it would take five 1500W
hair dryers to trip a 15A circuit.
This makes testing 100A three phase breakers interesting.
Lee.
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Received on Sat Jul 03 2004 - 12:06:24 BST