Suppose you have a 60A breaker supplying a branch circuit. What size conductors do you need for that circuit? One table in the NEC says No. 8; another says No. 4. Which one is right? What does the ...

Courtesy of www.MikeHolt.com. All questions and answers are based on the 2020 NEC. Q. What are the Code rules for ambient temperature correction to conductor ampacity? A. Ampacities for ambient ...

Excessive use of electricity and poor efficiencies are no longer acceptable. Eliminating poor power factor will result in increasing electrical efficiencies and will reduce the overall use of ...

If you operate electric motors in your manufacturing facility, you may be paying for wasted power. The power factor of your electrical system gives the amount of productive power your facility is ...

While applications for 1-Phase PFC are now familiar and prevalent, the same is not the case with 3-Phase PFC. Many equipments using kilowatts of power from 3-Phase mains should be candidates of ...

Battelle’s two-curve method (TCM) fracture arrest predictions for X70 grade steels and higher requires a correction factor for the predictions to be accurate and useful for selecting pipe steels. The ...