What does SC mean on fuse?
• SC-(amp) Description: Basic protection Class G size-rejecting, current limiting fuses. 1/2 to 6A Fast-acting, 7 to 60A time-delay.
What is G fuse?
A UL Class G fuse is a 600/480 volts AC current limiting, fuse that is rated to interrupt a minimum of 100,000 amps. Ampere ratings range from ½ amp to 60 amps. The type G fuse meets the NEC, requirements for branch circuit, protection.
What is class K fuse?
Class K fuses. These non-renewable fuses are available in 250VAC and 600VAC ratings, with current ratings from 0A to 600A. Class K fuses are available with DC ratings. The interrupting ratings may be 50kA, 100kA, or 200kA rms symmetrical. Class K-1 fuses provide the best degree of current limitation.
Are Buss fuses still used?
Today there are hundreds of different Buss fuses in a variety of shapes and sizes that are used in virtually every electrical appliance, cars, outlets and, of course, fuse boxes. Buss fuses are a vital part of any electric circuit.
What does H stand for on A fuse?
H. High Breaking Capacity. L. Low Breaking Capacity. Note: Many small cartridge fuses will have additional markings stamped on the end caps.
What do numbers on fuses mean?
Car fuses are color coded by amp rating. For example, a standard blue fuse has a 15-amp rating, yellow is 20 amps and green is 30. Before you buy and replace car fuses, keep in mind that the fuse panel cover often contains spare fuses and even a fuse puller.
What are 20-amp fuses used for?
A 20-amp screw-in fuse is generally used for outlet and appliance circuits wired with 12-gauge wire. A 30-amp screw-in fuse is most commonly used for circuits supplying electric clothes dryers or air conditioners. These circuits are wired with 10-gauge wire.
How many AMPS is a SC20 fuse?
SC-20 0.32 ounces 2 x 2 x 1 inches SC-20 No 20 Amp 1 Inches 600 Volts 20 Amps 1 LED Metric UL Cooper Bussman SC-20: Buss Sc Fuse Class G
What is a Class G SC fuse used for?
Specialty Class G SC Rejection Fuse. These highly compact branch circuit fuses are used in residential, mobile home and industrial applications. They have a minimum 300 volt rating and are available up to 60A.
What is Cooper Bussmann?
EATON’s Cooper Bussmann is the leading source of circuit protection solutions in the global marketplace. Its solutions are listed for use around the world including meeting agency requirements with UL、CE、CSA、IEC、BS、VDE、SEMKO, and JIS.
What are the different types of fuses available?
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.