supply, delivery and commissioning of optical fiber fusion splicer, optical attenuators, optical talk set and other accessories supply, delivery and commissioning of optical fiber fusion splicer, optical attenuators, optical talk set and other accessories , supply, delivery & commissioning of optical fiber fusion splicer, optical attenuators, optical talk set & other accessories for opgw network & intra-grid local optical connectivity of 400 kv substations & sas equipped 220 kv substations of pstcl , 1 optical fiber fusion splicer incl. fiber cleaver 2 optical attenuators 3 optical talk set ( set of 2) 4 splice kit and optical test accessory kit (including all necessary connectors, adaptors, cables, terminations and other items