3 ms·
Here in the US Midwest I recently observed some crews repairing a fault just upstream of me, and the last thing they did before reconnecting to upstream of that
by Throwawayaerlei 5y ago
Here in the US Midwest I recently observed some crews repairing a fault just upstream of me, and the last thing they did before reconnecting to upstream of that fault was disconnecting a set of yellow cables which were obviously grounding the downstream wires.
- brianwawok 5y agoLayers of protection. Laws on what can backfeed into the grid, ground the wires, wear safety gear. No different than in computer science using both a firewall AND salting your password. The more layers, the less likely 1 mistake gets you.
- jacquesm 5y agoExactly. If you want to get fired in a hurry from any utility or large plant: override someone else's lock-out. If they don't beat you into a coma first.
- quickthrowman 5y agoThose are called grounding clusters, sibling comment explains why.