Cadweld is a term you hear often, especially when working on equipment grounding designs. But what exactly is it, and how does it work? Sometimes, a short video offers the best form of explanation . . . . Continue reading “Cadwelds: what they are, how they work”
Tag: NEC
Conduit sizing
Installing cables? Then you’ll probably be installing conduit, too. Here’s a five-step procedure for determining the correct conduit size . . . .
Breaker sizing and short-circuits
Breaker sizing is another basic skill required for electrical engineers in the nuclear power industry. Here’s the short of it . . . . Continue reading “Breaker sizing and short-circuits”
Derating cable ampacity – count the ground or neutral?
Here are three common scenarios that you need to keep in mind when sizing a new cable. Its ampacity will have to be derated depending on how these three factors apply to you . . . .
Continue reading “Derating cable ampacity – count the ground or neutral?”
Basic cable sizing and ampacity determination
This is one of the first things an electrical engineer in the nuclear power industry will probably do: sizing a cable by determining, among other things, its ampacity. . . .
Continue reading “Basic cable sizing and ampacity determination”