Power Fuses are typically rated between 250 and 600 volts. Current ratings range from 0.5 to 6, 000 amps. Some power fuses carry a 1, 000 volt rating. Midget fuses are built in a 1332" x 1-12" (10x38mm or 5AG, ) case size. Midget fuses have ampere ratings up to 50 amps. The UL classifications for power fuses include Class CC, , Class G, , Class H, K5, Class RK1, , Class RK5, , Class J, , Class L, Class T, and Plug, . Typical midget and power fuse, applications include overload, and short circuit, protection in motor branch circuits, heating and cooling systems, control systems, lighting circuits and electrical distribution networks.