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Mike_Stanbro's avatar
Mike_Stanbro
Explorer II
Jan 04, 2014

Replacing fuses with circuit breakers for motor circuits

I recently purchased a Lance 855S truck camper. When I went to pick up my camper from the dealer, one of the 30 Amp fuses for the jack motors popped when the jack hit its upper limit. We didn't know ...
Truck Campers
wnjj's avatar
wnjj
Explorer II
Jan 05, 2014
pianotuna wrote:
Hi Mike,

Your example applies to alternating current motors. My understanding is that DC motors do not behave in the same manner.


DC motors produce a back EMF which effectively means they draw less current when spinning freely than loaded or stalled.

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