HDE's Phase Rotation Meter is used to determine which is the leading phase of any two phases of a three-phase conductor system HDE's Phase Rotation Meter is used to determine which is the leading ...

All questions and answers are based on the 2011 NEC. Q. What kind of marking does the Code require to identify the high-leg of a 3-phase, 4-wire delta connected system? A. On a 4-wire, delta-connected ...

Smart meters will reach a "Star Trek phase" - when the technology works to the financial benefit of consumers, a minister has promised. Climate change minister Lord Duncan of Springbank told a ...