Quote:
Originally Posted by goboatingnow  for circuit breakers both in europe and the US up is ON, case closed. for your cabin light switches do whatever you like! |
“Up” is only universally “On” for Circuit Breakers mounted such that their handles operate
vertically.
Quote:
Originally Posted by drew.ward ... have been on toward the outside and off toward the inside (dual vertical rows with the shared inside being 'off')... |
Circuit breakers are manufactured “on” to load side, “off” to bus supply side.
Hence a parallel double row of
horizontally oriented breakers (flanking the centre supply bus), will be "on" to the outside (load connection).