Bussmann NON-40 40 Amp One-Time Cartridge Fuse Non-Current Limiting Class K5, 250V UL Listed

For general purpose circuits, protects lighting, heating and other circuits not subject to temporary surges and where available short-circuit currents are relatively low. Does not have any appreciable degree of time delay and should not be specified in circuits where large transients or motor overloads occur. Single element type. The counterpart of type W plug fuses. Use in non-motor circuits. 50,000 AIR. 250 volt maximum. UL Listed.

One-time general purpose non-current limiting fuse used in lighting circuits, main panel protection, and other circuits that don't contain large electric motors or inductive loads. One to 60 amp fuses UL Listed Class K5 IR: 50kA. 70 to 600 amp fuses UL Class H IR: 10kA. Cartridge fuses are used to protect motors and branch circuits where higher amps or volt ratings are required. They are available in a wide variety of sizes, amp and volt ratings up to 600Vac and 600 amps. Cartridge fuses are used extensively in commercial, industrial and agricultural applications as well as residential fuse panels, air conditioning, pumps, appliances and other equipment. Cartridge fuses are available in two types. General Purpose fuses have no time-delay and protect fuse panels, appliances and branch circuits. Heavy- Duty fuses have a time-delay feature, allowing momentary motor startups. Both are available in 250Vac and 600Vac versions with catalog symbol and amp rating stamped on the knife blade or end cap.