Earth Leakage Device/ Relay (Elr), Suiatble For Feeder Of Lhb Power Cars Control Panel, As Per Model Rd3 48(12 48 V Ac/Dc) Of M/S Abb Make, Or Model No. Elr 3 C (24 48 V Ac/Dc) Of M/S Fanox Make, Or Model No. Rcm 470 Ly 21 Of M/S. Bender Make, As Per Sr. No. 2 Of Bom Of Rcf Specification No. Edts 103, Rev D, Am No.4 And Confirming To Rcf Specification No. Edts 103, Rev D, Am No.4 . Accepted Make & Model No: Rcf/Rdso Approved.