Gem bids for Electric, Push Button 550V, 10A, Flp, Dgms Bis Crtfd, Arrester3.3Kv, Lghtng, Brass Cable Gland Complete With C.Iclam, Overhead Line Rly Thrml, 3 Pole Magneticoverhead Line Relay, Shunt Trip Assembly With Coil, Drive Mech.