A fuse in a motor circuit provides protection against short-circuit and overload.
Description : A relay used for protection of motors against overload is : (A) Impedance relay (B) Electromagnetic attraction type (C) Thermal relay (D) Buchholz's relay
Description : For protection of rotating machines against lightning surges _______ is used. (1) lightning arrester (2) capacitor (3) combination of lightning arrester and capacitor (4) lightning conductor and arrester
Description : Reactance relay is normally preferred for protection against
Description : Surge absorbers are used for protection against