Tender For supply of the integrated microprocessor based numerical feeder protection module suitable with existi ng m/s. alind make 25kv traction substation control and relay panel as per rdsos spec. no. - ti/spc/psi/p rotct/6072 or latest comprising of two zone polygonal characteristic distance protection, wrong phase co upling (wpc), regenerative current relay (rcr), 2 stage (stage 1 instantaneous & stage 2 definite time) o ver current relay (ocr), potential transformer fuse failure (ptff) alarm and trip, auto reclosure relay, c b trip circuit supervision relay, breaker backup (lbb) and contact multiplication function for annunciation and tele-signaling of ap/gp low alarm and ap/gp low trip & lock out of feeder cb shall be incorporated in th e same module. [ warranty period: 30 months after the date of delivery ]
Tender For supply of microprocessor based numerical integrated feeder protection module comprising dpr, ocr, wpc, ptff & auto reclosure relay for 25 kv ac single phase 50 hz traction substation per rds o specn. no: ti/spc/psi/protct/6072, str: ti/str/002 revision-3 [ warranty period: 30 months aft er the date of delivery ]