North Central Railway Tender

Supply, erection, Testing & Commissioning of sub main consisting of 2x4 Sq. mm (P & 4 N) PVC insulated and sheathed copper wire multristanded single core 1.1 KV grade alongwith 1.5 Sq. mm PVC insulated copper wire 1.1 KV grade for earthing. (Quantity 1 Mtr. Equal to 02 Nos., wire of 4 Sq.mm of 01 Mtr.each. and 01 No. earth wire 1.5 Sq. mm. of 01 M) (No cable joint is permitted inside the MS conduit pipe cable should be jointed with cable connectors inside the switch board)

Supply, Erection, Testing and commissioning of MS/PVC conduit pipe 25mm dia and 5 1.6mm thick, recessed in the wall and through the wall by making hole and replastering the same in original condition complete with Tee, elbow, junction box, sadle & Other accessories for sub main wiring.

Excavation of cable trench:- This item shall be operated in conformity with IS:1255 (latest version) i.e. code of practice for installation and maintenance of HT/LT cables. The price shall cover cost of excavation of cable trench in all type of soil for laying LT cables and back filling the same with sieved earth and finishing the surface in its original condition after providing sand, & bricks in cross position. For LT/HT cables the trench shall be 600mm wide x 1000mm deep. In trench 6 the cable shall be covered with river sand at a depth of 100mm below the cable and 100mm above the cable than placing well-burned bricks continuously in crossposition through out the cable route in the ground. The bottom of the trench should level free from stones and sharp edge of rocks etc. At the termination a loop of 5 meter (approx) cable shall be kept as allowance and loops rings be formed as per the site condition, in the ground, The cost shall include the cost of all materials i.e. sand, bricks, cable route markers (grouted in the earth firmly with cement concrete so that it can not be uprooted by miscreants) etc at 25m. interval and each turn of the cable. 7

"Supply, Erection, Testing and Commissioning of wall mounted Sub Distribution borad 8 SP&N vertical single phase wall mounting type dust and vermin proof indoor type factory fabricated from sheet steel enclosure (1.6mm thick ivory colour) fitted with double door copper bus bar, neutral link, earth terminal detachable glands fitted with following item(SDB make as per attached approved list) 01 No. MCB-DP-40Amp on incomming side 06 Nos. MCBSP-32Amp on outgoing side

Supply, Erection, Testing & Commissioning of wall mounted Sub Distribution Board (Light/power) TP&N Vertical Three Phase wall mounting type 4 way peari ivory dust and vermin proof 9 in door type factory fabricated from sheet steel enclosure (1.6 mm. thick ivory colour) 04 way fitted with double door copper bus bar, neutral link, earth terminal detachable glands fitted with following item. (SDB make as per attached approved list) 01 No. 125Amp. 50 KA MCB-TPN-on incoming side. 12 Nos 16 to 32Amp. MCB-SP- on out goingside.

"Provision of 2KVA UPS Technology:- IGBT-PWM with inbuilt isolation transformer Input Power single phase 160V - 260V sinewave,50Hz Output power Single phase 230V +/-1% sinewave 50 10 Hz Backup time (Minutes) 60 Minimum VAH (VAH) 4680 Warranty for UPS (Years) 2 Movable trolly for Batteries Without trollery but with rack Warranty for battery 2 Degree of Protection IP20 Cabling 5 meters for input and out put Without Paralleling kit for synchronising, Type of Battery SMF-VRLA conforming to JISC:8702(Pt.I,II&III) 20% Overload limit for minimum 10 minutes Yes Overall Efficiency (%) >/=90% 50% Overload limit for minimum 1 minutes Yes."

Supply, Erection, Testing and commissioning of Single earth electrode of 50mm dia 3000mm long GI Pipe class B conforming to IS: 1239 latest complete with earth box including connection from earth electrode to MDB/SDB/poles/With 8 SWG GI Wire

Supply of material fixing and providing the Light/FTL/C.Fan/E.Fan concealed wiring point with 2.5 Sq.mm FRLSH/HFFR insulated and sheathed multistrand copper wire 1100 V grade, single core with 1.5sq.mm. PVC insulated copper conductor for continuous earthing in recessed 1 steel/PVC conduit pipe 25mm. 1.6mm.thick dia bend, junction box etc. with ceiling rose batten holder, flush type 5A. switches mounted on white laminated phenolic sheet 3mm. thick cover on front of MS box made of 18 S.W.G. MS sheet of suitable size complete with replastering of wall if required wiring to be done in separate circuit. (Concealed wiring to be done on walls and roof if RCC roof is already constructed surface through PVC casing caping good quality double lock type wiring may be done.)

Supply, erection, Testing & Commissioning of sub main consisting of 2x4 Sq. mm (P& 3 N) PVC insulated and sheathed copper wire multristanded single core 1.1KV grade alongwith 1.5 Sq.mm PVC insulated copper wire 1.1 KV grade for earthing. (Quantity 1 Mtr.Equal to 02 Nos., wire of 4Sq.mm of 01 Mtr.each. and 01 No. earth wire 1.5 Sq.mm. of 01 M) (No cable joint is permitted inside the MS conduit pipe cable should be jointed with cable connectors inside the switch board)

Supply, Erection, Testing and commissioning of MS/PVC conduit pipe 25mm dia 4 and1.6mm thick, recessed in the wall and through the wall by making hole and replastering the same in original condition complete with Tee, elbow,junction box, sadle & Other accessories for sub main wiring.

Excavation of cable trench:-This item shall be operated in conformity with IS:1255(latest version) i.e. code of practice for installation and maintenance of HT/LT cables.The price shall cover cost of excavation of cable trench in all type of soil for laying LT cables and back filling the same with sieved earth and finishing the surface in its original condition after providing sand, & bricks in cross position. For LT/HTcables the trench shall be 600mm wide x 1000mm deep. In 5 trench the cable shall be covered with river sand at a depth of 100mm below the cable and 100mm above the cable than placing well-burned bricks continuously in cross position through out the cable route in the ground. The bottom of the trench should level free from stones and sharp edge of rocks etc. At the termination a loop of 5 meter(approx) cable shall be kept as allowance and loops rings be formed as per the site condition, in the ground, The cost shall include the cost of all materials i.e. sand, bricks,cable route markers (grouted in the earth firmly with cement concrete so that it can not be uprooted by miscreants) etc at 25m.interval and each turn of the cable.

Laying/Cleating erection,Testing & Commissioning ofHT/LT Cable 03/04 Core onwall with all accessories &refilling of cable trench (asper IE rule) after laying ofcable (Cable will be suppliedby Rly free of cost atCosignee Depot)

Supply, fixing, testing & commissioning of MCB DB single phase with RCBO, m.s. enclosure, I/C -DP RCBO of 40Amp - 1No, O/G: SP MCB of 6A - 32A - 8Nos, as per specifications. 30 mA

Supply, Erection,Testing & Commissioning of Exhaust Fan 380 mm sweep 1400 RPM 8 four blades with louvers suitable to work on230 volt AC supply connection shall be taken with twin cord flexible PVC insulated copper wire size 48/0.2mm. exhaust fan to be fixed on wall with MS reg. bolt nut wsaher etc

Supply, Erection, Testing &Commissioning of luminaire complete with all accessories, 9 18/20 watt, 04 feet LED tube light fitting & Tube with suitable current control driver circuit, suitable for surface mounting and connection with PVC copper flexible wire of 23/76 as per Rly. specification attached.

Horizontal boring of cable duct at 1.4 to 2.1 mtr.depth from the bottom of 10 sleeper/ground lable and laying of 120 mm dia HDPE DWC pipes for cable crossing under track/ road .The work shall bed one as per extant practice and instruction of site engineer. It includes supply of DWC/HDPE pipes conforming to IS14930 (Part:2:2001)