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dirtdivaca's avatar
dirtdivaca
Explorer
Jan 11, 2017

Electrical question: 2 fuses operate together in parallel?

So while trying to troubleshoot power draw issues in our trailer, we discovered that two fuses seem to be running in parallel (or in series) as I think is the proper technical term? :@ In our 2014 ...
mike-s's avatar
mike-s
Explorer II
Jan 11, 2017
BFL13 wrote:
Fuses are supposed to be sized for the wire's ampacity per AWG. If the wires to the fuses are proper for 15a DC fuses, then isn't that ok?
A 30 A circuit should have 10 ga wire, which is uncommon in RVs. And, if "the wires to the fuses are proper for 15a DC fuses," that doesn't mean they're proper for 2x 15 A fuse in parallel (~30A fuse).

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