There are only three options: 15- and 20-amp, 120-volt breakers and 30-amp, 240-volt breakers. You also have some options when it comes to GFCI and AFCI protection, but it doesn't really ...

Most of your breakers will be On. Tripped will be the middle position. You can also use some deductive reasoning: a light or receptacle circuit that trips will be a 15-amp or 20-amp single-pole ...