If you haven't learned about Codey, our virtual electrical assistant then you need to go to: http://www.electricianslibrary.com/codey You will want this!   In todays episode I cover the difference between normally open and normally closed contacts. This can get a little confusing for those that don't work around them very much... or at least don't think they do. 

---

Support this podcast: https://anchor.fm/stuff-electricians-should-know/support