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mikestock's avatar
mikestock
Explorer
Nov 30, 2016

Functional difference between JLLN and ANL type fuses

I may have accidentally, unknowingly, touched my positive lead to ground at my inverter and it blew the main 300 amp Type T, JLLN fuse. Until I'm sure this was a one time thing and no problem exists, ...
road-runner's avatar
road-runner
Explorer III
Nov 30, 2016
mikestock wrote:
One thing that is interesting: After removing the bad fuse I checked it again. It acts like a diode. I get continuity in one direction but not in the other. Never seen any fuse like this.
This is weird to the point of not wanting to believe it.

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