Double-pole breakers, on the other hand, are typically rated for 20 to 60 amps and supply 240-volt power to large appliances, such as electric dryers and ranges. What Is a Double-Pole Circuit Breaker?

What is a Circuit? A circuit is a closed loop of electrical conductors and loads (lights, devices and appliances) that allows electricity to flow, kind of like a circular racetrac ...

A typical 60 amp fuse box might have one 240 volt circuit for an air conditioner or electric range, plus four more fuses for the rest of the wiring in the home.