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BFL13's avatar
BFL13
Explorer II
Jun 19, 2015

Solar --Wire and Battery Fuse Size Confusion- How Big?

Can somebody please explain the math on this? I get really confused. Previously, I have seen how you have to allow 1.25 oversizing for the wires from the panel, the controller, and the wires from ...
pianotuna's avatar
pianotuna
Nomad III
Jun 19, 2015
Hi smk,

A bit off topic, but 30 amp RV folks push the envelope of 1.25 a lot of the time. I'm guilty of that, especially when I am on 15 amp shore power. I can dial it down to 12 amps (or 24 when on a 30 amp supply) but I almost never do so.

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