bids are invited for repair, maintenance, and installation of plant/ systems/equipments (version 2) - 220 kv substation pilibhit etsd pilibhit; substation, switchyard; service provider - inspection and rectification of nulambo make sas installed at 220 kv s/s pilibhit, the following works are including for healthy scada communication:- , replacement of defective armored optical fiber cable splicing it if required any anywhere in the ring. , replacing the defective fo multimode st-st port patch cord. , checking and rectifying the healthiness of liu s and its communication port. , checking and rectifying the healthiness of iec 61850-7 ethernet switches. , replacing of defective cat -5/lan cable and checking its healthiness. , rectifying communication healthiness mod bus rtu for various mfm meters. , rectifying and checking healthiness of gps system and is synchronization with all relays. , checking of healthiness of all protection relays. , reinstallation of old backup to scada communication to scada. , checking of all required event,alarm,numerical dates status and signals to scada from various bay and feeders. , checking the sld of s/s scada screen. , checking of all required operations of equipment of scada. , configuration of ethernet switches/modems/rtu etc if required. , installation of new window for nulambo automation software in stand by pc and reinstalling the old backup of hmi -2 making both hmi-i in all respect at the time of rectification all required material and computer parts will be arranged by department without extra charges execpt the following given material will be provided by contractor. scada liecence key, activation key, old sas backup and software cd will be provided by department. , supply:- , supply of fiber optical multimode patch card fot st-st port. (each 5 meters) , supply of fiber optical multimode patch card fot lt-st port. (each 10 meters)