How you should treat the neutral conductor depends on your system design. Neutral conductors must be grounded to prevent inadvertent potentials on conductive surfaces of equipment, enclosures and ...

To be competitive, some electrical contractors often supply low-voltage (LV) service entrance switchboards and switchgear that meet the minimum safety requirements of the National Electrical Code (NEC ...

A friend who was buying an older house was concerned about electrical safety and asked for my opinion as an electrical engineer. All of the AC receptacles (also called outlets) in the house were the ...