features of the impeller breaker greater crushing ratio a high crushing ratio of 10-3 (compared to the 5-3 of conventional gyrators, cone or roll crushers) effectively eliminates several crushing processes from more basic crushing systems. cubical products compared to compression crushers, the impeller breaker produces much higher quality cubical products,how circuit breakers work howstuffworks,may 09, 2002 this diagram shows the basic parts and design of a circuit breaker. howstuffworks. the power distribution grid delivers electricity from a power plant to your house. inside your house, the electric charge moves in a large circuit, which is composed of many smaller circuits. one end of the circuit, the hot wire, leads to the power plant.