SqD has a clip up on U-Tube showing exactly these new fangled circuit breakers.

They answer the need to figure out what's been causing the trouble.

I expect this style to entirely replace the current favorites.

http://www.youtube.com/watch?v=-SXGM-BfcW0

http://www.youtube.com/watch?v=ECi6An24KbQ

Everyone needs to view these short clips.

Tesla