What is this thing?

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mykl@lemmy.world

[SOLVED] Found on a telephone pole in GTA, Canada (lemmy.ca)

submitted 2 months ago* (last edited 2 months ago) by glandrid@lemmy.ca to c/whatisthisthing@lemmy.world

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I assume it has something to do with grounding, but I've never seen this before, so I'm curious of its function and need on a particular pole.

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[–] FaceDeer@fedia.io 10 points 2 months ago

Here's a video where electricians break down the fuse and how it's installed and operated in detail.

It is literally just a big fuse, there's a segment of wire inside that grey tube designed to melt if too much current is going through it. Here's video of one blowing.