Quote:
Originally Posted by DanK
The power to trip the circuit breaker is the current squared times the resistance of the circuit breaker. It doesn't matter if that current comes from a 6 volt or a 12 volt source. Amps are amps.
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True statements, but consider the middle one. At 6 volts, 4x current is required to trip a 12V thermal CB.
6v/R creates 1/4 (36/144) the heat of 12v/R, at 1/2 the amps.
Clear as mud, as they say.