PROVN OF STANDBY COOLING APPLIANCES IN SERVER ROOMS OF AFNET AND EDP WG AND UPGRADATION OF LT DISTRIBUTION CABLING AND SOCKETS FOR EXISTING UPS POWER SUPPLY TO ISOC AND SHIFTING OF ACS AT DIT GROUND FLOOR CERTAIN EM WORKS SERVICES AT EDPW SERVER

Amount

Supply, install and commissioning of Tower AC indoor/oudoor capacity of 4 TR, copper condensor type , scroll compressor, offers with air flow volume (Turbo/high/low) of 1062 CFM. with 5.2 Ltrs/hour moisture removal. it has R 22 Gas with LED remote. the cooling capacity is of 12200 Watt , Energy Ration id ISEER including necessary elecrical connections, bolting , nuts , clamping of 3 core copper cable, cooling tube , drain water pipe etc up to 3 mtr complete all as specified and directed by Engineer -in -Charge. Make : Voltas/LG/Blue star Note:- Contractor shall be submitted minimum 2 years warranty along with bill.

S&F Low density polyethylene pipes (LDPE) 20 mm dia of pressure rating 6 kg/cm2 fixed complete to walls, ceilings or in floors etc. including accessories, clamps and fastners complete all as specified and directed by Engineer-in-charge

M&L for laying of copper tubing of dia 1/4" including insulation form and brazing work complete, all as specified and directed by Engineer-in-charge.

M&L for laying of copper tubing of dia 1/6" including insulation form and brazing work complete, all as specified and as directed by Engineer-in-charge.

S&F PVC insulated and PVC round sheathed copper conductor (flexible) industrial cable 1100 volts conforming to IS-694 of size 10 Sqmm 3 core complete, all as specified and directed by Engineer-in-Charge.

S&F factory fabricated sheet metal enclosure single pole and neutral with two pin and earth plug and socket complete with one No SP MCB capacity 20-32 amps complete, all as specified and directed by Engineer-in-charge

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 V to 250 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 32 Amps including fixing on wall and necessary electrical connections complete all as specified and directed by Engr-In-Charge. Make: Blue gurd/voline

S& F of sub main wiring with four single core PVC insulated unsheathed cable 1100 volts FRLS grade with multi strand copper conductor and drawn through and including non-metalic PVC conduit 20mm dia along with continuous earthing wire but in green colour complete on surface/concealed and connected to common earth dolly incld dismantling of the following size. Note : Five run of PVC cable and one run of PVC conduit shall be measured as one unit length. (a) 6 Sq.mm ( 4 single run of 6 Sqmm and one run of 6 Sqmm as earth wire)

(b) 6 Sq.mm ( 2 single run of 6 Sqmm and one run of 6 Sqmm as earth wire) Note : Three run of PVC cable and one run of PVC conduit shall be measured as one unit length.

(c) 10 Sq.mm ( 4 single run of 10 Sqmm and one run of 10 Sqmm as earth wire) Note : Five run of PVC cable and one run of PVC conduit shall be measured as one unit length.

M & L for sheet metal enclosure with double door category of protection type IP-42 factory made with tinned copper 200 Amps rated bus bar suitable for MCB TPN, 4 way 415 Volts, concealed in wall such that front cover shall be seen flush with the wall surface all as specified and directed by Engr-in-Charge. Make : Havells/L&T/Legrand

S&F MCB Triple pole and neutral 40 Amps working on 415 volts 50 Hz AC supply,10 KA C series. Make : Havells/L&T/C&S/Legrand

M&L for cross arms bracings suppots clamps and back plates fabricated from structural steel sections including nuts bolts washers welding bending cold or hold drilled holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat one under and one finished coat of paint for installation of condesning unit on the wall / ground complete all specified and as directed by Engineer-in-charge

M&L for making drain for ducting of tower AC by drilling and taking through wall/roof up to out door in concealed in wall/roof providing UPVC pipe after installation/laying of drain /duct pipe makin good disturbed finishing and necessary painting all as sprcified and directed by Engr-in-Charge.

Supply and laying of refrigerant line copper tubing of size 5/8" with insulation form clamping on wall surface or concealed with both the ends connection as in repair complete all as specified and directed by Engineer-in-charge

Supply and installation of phase frequency corrector of capcity 25 HP of 3 phase corrector for 3 phase tower/cassate/ductable Split AC and other 3 phase items , electrically controlled with interlocking system duly pre wired with multistranderd copper wire of duirable rating , powder coated metalic housing with hanged door and indicator for each phase. current rate 40A- 100 A, Voltage rating 440V complete all as specified and directed by Engr-in- Charge. Make: Phortran/ ABC/ Volot-on

M&L for point wiring with 4 Sqmm single core multi stranded copper conductor for one three pin socket 15 Amps on independent board controlled by one 15 Amps switch including continous earth wire PVC insulated 4 Sqmm single core (Nominal Area) PVC metalic rigid PVC medium grade duty conduit but not less than 20mm dia with accessories concealed in wall/ ceiling or surface conduit wiring on ceiling/ wall including such as junction box for mounting switches fan regulators etc with 3 mm thick plastic laminated sheet top cover incld dismantling/ taking down complete all specified and directed by Engr-in-Charge. Make : Hylem/ Anchor

S&F sheet metal enclosures with socket plug top and MCBs, 240 Volts, two pin and earth plug and socket with one single pole MCB 20 amp fixed in repair complete all specified and directed by Engr-in-Charge.

S&F in replacement of MCB distribution board single pole and neutral 8 way double door factory made sheet steel, phosphates, powder painted with 200 Amps rated bus bar, 240 volts, neutral link, earth bar and Din rail double door complete all as specified and directed by Engr-in-Charge.

M&L in replacement 4 way sheet metal enclosure with double door category of protection type IP-42 factory made with tinned copper 200 Amps rated bus bar suitable for MCB TPN 415 Volts, concealed in wall such that front cover shall be seen flush with the wall surfce complete all as specified and directed by Engr-in-Charge. Make : HAVELLS/L&T / LEGRAND

S&F in repair Load line DB's with provn of double door arrangement made out of CRCA mild steel sheet with insulating material like polyester epoxy powder quoted surface mounting 4 way TPN 415 Volts 200 Amps rated busbar suitable for MCB's and MCCB's including necessary fitting materials complete all as specified and directed by Engr-in-Charge.

S&F in repairs MCB Triple pole and neutral 32 Amps working on 415 volts 50 Hz AC supply, 10 KA C series including taking down unserviceable DBs from existing position complete all as specified and directed by Engr-in-Charge.

S&F of MCB single pole and neutral 40 Amps working on 240 volts 50 Hz AC supply, 10 KA C series including taking out old one. Make : Legrand/ Havells/ L&T.

S&F in repair MCB single pole 6 to 32 Amps working on 240 volts 50 Hz AC supply, 10 KA C sereis.

Supply laying & testing UG cable XLPE insulated, screened, PVC bedded, armoured electric power cable (Heavy duty) LT 1100 Volts grade laid in trenches/ fixed on wall / ducts/ along ploes/ trhough pipe with stranded aluminium conductor of following sizes:- (a) 70 Sqmm 3.5 core.

(b) All as per sr item No 25 above but 95 Sqmm 3.5 core.

S&F in replacement MCCB, 415 volts adjustable thermal setting type 25 KA, 200 Amps complete all as specified and directed by Engr-in-Charge. Make : Havells/ L&T/ C&S

S&F in repair on wall bus bar chamber 100 Amps capacity 4 way optima series including necessary electrical connections complete all as specified and directed by Engr-in-Charge. Make : Havells or its equivalent.

S& F in replacement copper strip 20 x 3/3.15mm with saddles/ insulator and fixing screws etc for roof conductors and down conductors above ground complete all as specified and directed by Engr-in-Charge.

S&F in replacement test point terminal block made of gun metal or phosphorous bronze size 75 x75x25mm drilled and screwed including 3 nos 8mm dia 25mm long hex, head complete all as specified and directed by Engr-in-Charge.

S&F in replacement air termination single pointed aluminium rod 12mm dia and 300mm long complete all as specified and directeed by Engr-in-Charge.

Supply laying and fixing in replacement of 4 Sqmm three core multi stranded copper conductor, flexible industrial cable PVC insulated round sheathed FRLS 1100 Volts grade confirming IS 694 for AC connection from indoor to out door unit with all necessary connection etc.

Supplying and laying (in trenches/duct/fixing to pole/ wall or in such similar position) in replacement of extg u/s GI tubing medium grade for cable protection including taking down old unsv GI pipe from existing position of followings sizes:- (a) 50mm dia

S&F of following sizes of Hot dip Galvanized CABLOFIL wire mesh cable trays, manufactured with a longitudinal 'T' welded, safety edge. Constructed with 50x100mm mesh configuration. All accessories including couplers (CE25+CE30+BTRCC screw-based combination system or EDRN fast coupling) and mounting accessories (Mechanically tested & supplied by cable tray manufacturer must be used) are required of same finish as per site requirement . Trays should comply to standard EN ISO 14 61: at least 550 h os SST. The deflection of cable tray must be not more than 1/200th of the distance between two supports and tested in accordance with the standard IEC 61537. Wire mesh cable trays must designed with and optimum span of 1.5mm, taking with specific fire resistant properties must have an E30-E90 certificate. Supports, brackets or hangers designed, mechanically tested supplied by the wire cable tray manufacturer to be used in following items:- (a) Size of CF54/200 HOT DIP CABLE TRAY raised with 54mm including all accessories complete all as specified and directed by Engr-in-Charge. Make : Legrand/ Schneider/Simons

(b) All as per Item No 34 above but size of CF54/250 HOT DIP CABLE TRAY raised with 54mm including all accessories complete all as specified and directed by Engr-in-Charge.

M&L for point wiring with single core of FRLS PVC insulated unsheathed ISI marked 1100 V grade cable multi stranded copper conductor of size 1.5 sqmm drawing through in and including PVC conduit size of not less than 20mm including conduit fittings and acessories concealed in wall / ceiling or surface conduit wiring on ceiling /wall terminated in flush metal box alongwith outer cover plate for mounting modular switch, socket and electronic regulator along with provn of earth wire of PVC insulated, unseathed, 1100 V grade cable multi stranded FRLS ISI marked copper conductor of size 1.5 Sq mm cable for Independent bd one 3 pin 15 Amps socket outlet including S/C 1.5 Sq mm PVC insulated copper conductor unsheathed 1100 v grade IS -694 FR LS cable for continuous earth wire connected to sunken box of required size for following:-

All as per item No 36 above but for one 3 pin 5 amps socket outlet on the same board with other switchs.

All as per item No 36 above but with 2.5 Sq mm cable for Independent board one 3 pin 15 Amps socket outlet including single core 2.5 Sq mm PVC insulated copper conductor unsheathed 1100 v grade IS -694 FR LS cable for continuous earth wire connected to gang box of required size.

S&F switch piano, flush type single pole, one way, 5 Amps, 240 volts complete all as specified and directed by Engr-in-Charge.

S&F switch piano, flush type single pole, one way, 15 Amps, 240 volts all complete all as specified and directed by Engr-in-Charge.

S&F socket outlet 5 pin 5 Amps all complete all as specified and directed by Engr-in-Charge.

S&F socket 16 Amps, 2 in 1, flush type complete all as specified and directed by Engr-in-Charge.

M & L for submain wiring with two run of 4.0 sqmm single core PVC insulated but unsheathed FRLS cable of specified size of multistranded copper conductor 1100 volts grade IS:694 marked and one run of 4.0 sqmm PVC insulated but unsheathed FRLS cable for earth continuty conductordrawn through and under suitable size of rigid non metallic PVC conduit , medium grade, ISI marked ( not less than 20 mm dia) complete with all acessories and fittings all laid/fixed concealed in wall/ceiling or surface in wall and surface conduit on ceiling, and also include the specified runs of specified size earth continuity conductor of similar type cable complete all as specified & directed by Engr-in-Charge. Note 2 Runs of 4.0 Sqmm single core and one run of 6.0 sqmm single core cable as earthwire incld one run of PVC conduit shall be measured as one unit length.

Supply and fixing load line vertical distribution board 'A' frame made out of CRCA sheet,double door, surface mounting TPN 8 way 415 volts 250 Amps rated bus bar and stove enamels dust and vermin proof suitable for FP 'A' frame MCCB of 250 Amps =01 No and MCB for outgoing comlete all as specified and as directed by Engineer-in-Charge.

S & F of MCCB 4 pole 415 V, adjustable type 250 amps with breaking capacity of 16 KA complete all as specified and directed by Eng in charge.

Supply and fixing MCBs 10 KA breaking capacity, single pole, 240 volts, 6 to 40 amps C Curve capacity.

Supply and fixing MCB SPN 40 Amp , 230 volt, 10 KA all as specified and directed by engineer-in-charge.

Supplying, laying, jointing and testing XLPE insulated heavy duty multi stranded armoured and PVC sheathed LT UG cable 1100 volts grade with copper conductor conforming to IS- 1554 laid in trenches/fixed on wall/ducts/along poles/ through pipes of size 16 sq mm, 4 core complete.

Supply and fixing pop-up type flush mounting boxes for floor equiped with 'push and slide" locking system to avoid accendental opening by feet to be equiped with arteor/Myrius socket outlets for installation use the flush-mounting boxes for concrete floors or the kits for raised access floors complete with all acessories of size 6(2x3) modules,Matt aluminium finish complete all as specified and as directed by Engieer-in-Charge.

All as per item No 36 above but for one 3 pin 5 amps socket outlet on indipendent board with other switchs.

Supply and fixing ceiling roses, surface bakelite 65x50mm ,3 terminals 3 phase, PVC/Polycarbonate, isolated body all as specified and directed at site.

Supply and fixing of factory fabricated sheet steel enclosure, phosphatised, power painted, triple pole and earth with a three pin and earth plug and socket complete with one single pole MCB 63 amp, 240 volts, 10KA complete all as specified and directed by engineer-in-charge.

S&F of LED ceiling light 34 watt 2x2 recess LED, 6000 K luminaire having glare free symmetrical illumination Complete all as specified and directed by Engineer-in-Charge.

S&F wall mounting fan 400 mm sweep 230 Volt, 2200 RPM including necessary fixing arrangement for proper fixing in wall as per site requirement complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing wall mounted LED batten extruded aluminium heat shrink provided for efficient heat dissipation and integrated electronic driver ,20 watt LED fitting with 100 lumen/watt, 6000K , 230 Volts, diffused optics ,etc complete with all accessories , connecting up with twin core twisted flexible copper conductor cable from ceiling rose to fitting, and testing complete all as specified and directed by the Engineer- In- Charge.

M & L for Design, development, supply commissioning & testing EHCC certified ground tubular effective Tripot type chemical earthing system ( CPRI tested for 15 KA current capacity for LT line) highly anticorrosive long life electrode with and including adequate protective coating to withstand severe wear conditions in the earth pit of the standard size comprising of 25mm x 3mtr long copper rod as primary conductor and hollow pure Copper tube of dia 50mm x 3mtrs long as secondary conductor to install with suitable connection terminal coforming of IS 3043: 1987 specification, highly conductive packing material to be filled in earth pits for providing uniform, low resistivity anticorrosive, hygroscopic medium around the earth system for improving the efficiency of current dissipation 02 Bags / 60 Kgs minimum or sufficient quantities required as per site complete including FRP earthing pit clause suitable cover, material and labour including testing after completipon and result should be less than one Ohm complete all as specified and as directed by Engineer-in Charge.

RefAir Technical Services