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 relaypanel 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 corrigendum : purchase of 72 and 40 window annunciation panels along with 8 channel relay boards for 220 vdc fault input at rpsps, rawatbhata and jsps, jawahar sagar.