The history of classes and styles of circuits is interesting. Back in 1987, a proposal was accepted to start using Styles of Circuits instead of the Class A and B we were all used to. Well, at least some thought so.
© 2003 - 2012. All Rights Reserved.
Electrical Contractor: 3 Bethesda Metro Center, Suite 1100, Bethesda, MD. 20814-5372 | Phone: 301.657.3110 | Fax: 301.215.4501
