Feeder conductors run between the source and the final branch-circuit OCPD [See Art. 100 definition]. The source may be a transformer, the utility, a generator, a battery, or something else that ...

A September 2005 power outage that affected two million people in the California Southland was initiated when workers cut live electrical wires after consulting erroneous design drawings, but it was ...

HDE's FACT Feeder Ammeter Clear Tester prevents damage to distribution feeder circuits by detecting ground connections before a feeder is energized. June 17, 2013 HDE's FACT Feeder Ammeter Clear ...

All questions and answers are based on the 2005 NEC. Q. Does the Code require bonding around raceway knockouts for 277V or 480V feeders and branch circuits? A. You must bond metal raceways or cables, ...

We’ve come a long way since the first waterwheel in 200 BC. Renewable energy sources now make up about 30% of the world’s generated power and are set to more than double as governments and utilities ...