Tender For corrigendum : supply of network items for plc communication of chp-3, 500mw, unit-6 utps, gsecl.(et-5820 chp electrical) - lan switch 16 port, sc - sc patch cord, 3 meters, single mode, 8 port 10/100 mbps fast ethernet switch, networking cable cat 6, for computer lan connection., 1 m patch cord cat 6 for computer lan connection., ethernet smfo media converter with utp port and smfo port , power supply- 250 vac for ge rx3i di/do fo communication, ctc make, fiber optic cable, 4 core, single mode armoured cable with steel tap & wire, metalic type, product id- 4f mmax, patch chord cable , 2 mtr , with rj45 connector , colour blue