provision and installation of an electronic private automatic branch exchange unit for hbt trauma care hospital- 1 removal of telephone wires/ cables, any type ofcommunication /data cables/ wires 2 sitc of epabx 6 x 28 p&t (6 trunk / 4 digital / 28 slt) expandable upto 256 ext ) 3 sitc of additional 24 extension card. 4 sitc of push button telephone instrument desk top/ wall mount unit 5 200 pair m.s.junction box for epabx 6 50 pair m.s.junction box for epabx 7 20 pair m.s.junction box for epabx 8 pvc telephone cable -2 pair 9 5 pair 10 pvc telephone cable -20 pair 11 pvc telephone cable -50 pair 12 armoured telephone cable -10 pair 13 armoured telephone cable -50 pair 14 cat 6 gigabyte 15 pvc box & cover plate with rj-11 for telephone access only 16 25 mm x 12 mm - casing-capping 17 20 mm x 12 mm - casing-capping 18 25 mm.- only pvc conduits 19 20 mm.- only pvc conduits 20 excavating the trenches and refilling the same after the cable is laid in approved manner (size of trench: 750 mm deep, 600 mm wide) in concrete/ masonary / asphalt. 1 cu. mtr. = 2.2 rmt. and reinstatement. 21 2 kva ups 22 router for isdn 23 kts key phone (digital phone) 24 pri card