Where did that voltage come from?
It was a jumper from the power system neutral conductor to the pole ground when the power system neutral conductor was in contact with secondary lines (240V...
Because there was high level of gas?
If you have a 208Y/120V single-phase, pole-mounted utility transformer with a secondary rated 300kVA, the electric company grounding to the electrode is through the meter enclosure. So how is the...
There are several Sections in Article 250, both 2011 and 2014 Editions. Which one of these should I read?