4 ms·
not necessarily to the ground, a power line going down could short with any number of structures, or other power lines. i've seen a grass fire start when a bir
by notatoad 3y ago
not necessarily to the ground, a power line going down could short with any number of structures, or other power lines.
i've seen a grass fire start when a bird touched its wingtips to two lines on the same pole, and the smoking carcass hitting the ground was enough to ignite it.
- amluto 3y agoA short to a structure is likely to be a ground fault, and it will trip an RCD, and the arc current and energy can be controlled. A short to another phase wire can happen, but it’s less common.