Originally posted by Nevin:
Years ago I once was working On a 277v lighting circuit which I thought was de-energized. I had a ballast cradled in my arms while disconnecting or reconnecting it. I still don't know what touched what but what i do know is that baby became very uncomfortable in my arms.
You probably DID shut it off, but it was likely the neutral of a multi-wire ckt. that got you. This is pretty common in lighitng ckts.
