Short circuit current calculation determines the maximum electric current that can flow during a fault. It’s essential for sizing protective devices, ensuring system safety, and preventing equipment ...

If you haven’t seen or heard yet, the 2020 edition of NFPA 70 ®, National Electrical Code ® (NEC ®), is set to hit the shelves this fall. As we at the National Fire Protection Association (NFPA) are ...

It's is an essential tool for industrial electricians to accurately measure and analyze the relationship between voltage and current in AC electrical systems. Understanding angles is crucial for ...

Based on the 2020 National Electrical Code. Part 1 of this two-part series taught you how to calculate branch-circuit loads. Now let's review how to perform feeder and service load calculations.