Robert, The wire mat have been 12 gauge but too long and your heavy load could have dropped voltage at the outlet to approx 100V which turns a 1000W heater into a 600W appliance, hence the trip at 2400W at 4 heaters. Cor
On Jan 20, 2016, at 7:23 AM, Robert Bruninga via EV <[email protected]> wrote: >> Is there a way... to recognize the gauge and [circuit breaker] of an > existing outlet? > > Bring an electric heater, iron, coffeepot, toaster, hair dryer, or > anything rated at 1000W or 1500W and plug them in one at a time for at > least 5 minutes after the second one... > > A 15 amp circuit should do a 1500W appliance for ever.... > A 15 amp circuit should trip eventually on anything over 1800W total > A 20 amp circuit should handle 2000W forever > A 20 amp circuit should trip eventually on anything over 2400W > > I plugged three spaceheaters into three separate 120v convenience outlets > on three floors in a garage to see if they were on the same circuit. It > took the 4th heater to finally trip the breake (they were all on the same > circuit). I didn't record the exact wattage of each, but I know they were > all at least 1000W, so my assumption was that it took over 3kW to trip. > Doesn't seem legal with NEC specs for 120v outlets... > > Bob, WB4aPR > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > http://lists.evdl.org/listinfo.cgi/ev-evdl.org > Read EVAngel's EV News at http://evdl.org/evln/ > Please discuss EV drag racing at NEDRA (http://groups.yahoo.com/group/NEDRA) > _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org Read EVAngel's EV News at http://evdl.org/evln/ Please discuss EV drag racing at NEDRA (http://groups.yahoo.com/group/NEDRA)
