Write a short note on cartridge fuse. ...........Please answer fast friends. ......
Answers
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.
Answer:
Cartridge fuses are cylindrical in shape and have contact points at each end. They are rated for circuits over 30 amps and typically 240 volts. There are two basic types of cartridge fuses. ... Knife-blade fuses are used to protect circuits above 60 amps up to 600 amps