H.R.C. fuses provide best protection against short-circuits.
Answer : Protection by fuses is generally not used beyond 100 A .
Answer : The delay fuses are used for the protection of motors.
Answer : H.R.C. fuse, as compared to a rewirable fuse, has no ageing effect, high speed of operation, high rupturing capacity.
Description : The material used in liquid fuses is (1) SF6 (3) carbon tetra chloride (2) distilled water (4) transformer oil
Answer : The material used in liquid fuses is carbon tetra chloride
Description : ln HRC fuse the time between cut-off and final current zero is called
Answer : ln HRC fuse the time between cut-off and final current zero is called the arcing time