PROVN OF INFRASTRUCTURE FOR GDCC AT AF STN SURATGARH

Schedule 'A' Part-I (BUILDING WORK)

Construction of Block of GDCC Buiding including internal services( S/S) complete all as shown in drawings and as specified.

Construction of Block of Data Centre Building including internal services (S/S) complete all as shown in drawings and as specified.

Schedule 'A' Part-II (EXCAVATION AND EARTH WORK)

Lump sum price worked out by contractor for "EXCAVATION AND EARTH WORK" as listed in Schedule 'A' Part-II.

Schedule 'A' Part- III (INTERNAL ELECTRIFICATION)

Lump sum price worked out by contractor for "EXTERNAL ELECTRIFICATION" as listed in Schedule 'A' Part- III.

Schedule 'A' Part- IV (EXTERNAL ELECTRIFICATION)

Lump sum price worked out by contractor for "EXTERNAL ELECTRIFICATION" as listed in Schedule 'A' Part- IV.

Schedule 'A' Part- V (ROAD/ PATH/ CULVERT)

Lump sum price worked out by contractor for "ROAD/ PATH/ CULVERT" as listed in Schedule 'A' Part- V.

Schedule 'A' Part -VI (MISCELLANEOUS ITEMS)

M&L for chemical earthing using outer & inner pipe of copper as earthing electrodes and hydroscopic jelly back fill for good conductivity complete all as directed (Dia of outer pipe shall be 65 mm, dia of inner pipe shall be 40 mm, length shall be 3 Mtrs, thickness of both pipes shall be 2.1 mm and made of minimum 95% copper metal) including copper earth strip of size 32x6 mm and 40mm GI pipe upto 7.5 Mtr with copper testing point complete with PCC earth pit and 50 mm thick RCC pit cover using 20 mm graded stone aggregate with MS TMT reinforcement bar 8 mm dia @ 150 mm center to center both ways, MS handle 10 mm dia made to shape with 50 x 50 x 6 mm angle iron frame duly painted, earth work in any type of siol connected to earthing test point and testing complete all as specified and as directed .

M&L for HDPE Double Wall Corrugated pipe of size 63mm outer dia and 50mm inner dia confirming to IS:14930 Part-II including necessary pipe fittings such as couplers, end caps, bend etc. including fixed to wall/roof /pole/trench as required with suitable clamps for cable protection complete all as specified and directed.

Supplying and laying of size 90 mm dia (OD-90 mm & ID-75 mm nominal) DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc direct in ground (90 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required.

Supply and fix Heat shrink End joint indoor/outdoor LT 1100 volts grade 50-70 sqmm, 4 core complete all as specified by Engr-in-Charge

T&P and labour for shifting of transformer up to 200 KVA with in Airforce stn including disconnecting, reconnecting HT & LT connection & tasting, refixing of transformer on new foundation with in and including M&L for Platform of size 2.0 Mtr x 2.0 Mtr x 1.5 Mtr high (outer diameter) built with 150 mm thick PCC 1:4:8 D2 foundation extending 150 mm on both sides of wall, wall 300 mm thick of Bricks masonery in class "B" brought to course built in cm 1:6 ,Internal filling with sand/stone dust ,top concrete slab in thick PCC 1:2:4 type B1 laid in bays over 100 mm thick hard core over approved earth filling as ,Cable entry openning s , embeded earthing lugs ,disposel of surplus soil ,curing and finishing and plaster of 15mm in CM 1:4 with two coat synthtic enamel painting on complete plinth as directed by Eng-In-Charge.

Supply ,Installing ,testing and Commisionning Automatic Servo Controlled Voltage stabilizer for automatic operation of capacity 100 KVA , three phase, 4 wire 50Hz supply , copper wound (auto transformer and buck boost transformer) ,naturally oil cooled, indoor type floor mounted & designed for input variation between 300 V to 480 V with output voltage stabilized at 415 V with accuracy ± 2.5% with pure sine wave (no added harmonics) ,effeiciency more then 95 % and speed of correction 8 Volts per second and with protection system(Over /under voltage,over load protection with suitable MCCB /MCB , high temp trip ,single phasing protection ) and digital voltmeter(input and output) ,digital ammeter (R,Y,B phase ) and frequency meter ,indicator ON/OFF ,High /low voltage ,overload current indication and MS powder coated enclousers as per IS standard IS-2026 & IS 9815 with lifting hook and earthing terminal complete all as specified by Engr-in-Charge.

Supply, installation, commissioning and testing of factory made (CPRI approved) LT Panel outdoor type of suitable size, made ot of 3.15 mm thick CRCA sheet duly compartmentalized inside panel with 2 mm thick CRCA sheet for fixing of MCCB & instumentations compartments and frame etc. to accommodate the incoming and outgoing MCCBs/ COs / Motor Starter duly powder coated (The inner/outdoor shell. will have powder coated siemens grey) and having provision for front and rear side opening with rubber beading and mild steel cable glands for each cable to make it weather and vermin proof. double door hinged type, both side openable, air fins for ventilation, The panel shall be placed on angle iron of size 50 x 50 x 6 mm frame supported on 04 legs 600 mm long each duly grouted in plain cement concrete blocks in 1:2:4 type B1 angle frame shall be provided with mild steel sheet 300 mm width and 1.6 mm thick on three sides duly fixed with nuts and bolts including aking down of old unsv LT panel complete all as specified and directed. Panel shall comprise of the suitable size of Aluminium strip bus bar chamber 3 phase and four wire type system 415 volts 50 Hz consisting of bus bar of capacity250 Amps, neutral 160 A and consisting of the following :-

Incoming :- (a) MCCB 160 Amp with , 4 Pole, 35 KA - 01 No. (b) Digital Combimeter (7in1) with 4 digit LED Display -01 No (d) Indicating lamp LED type one set in incoming phases. (e) Internal wiring with PVC insulated copper conductor multi stranded cable 1100 Volt grade IS 694 marked of appropriate gauge including all copper lugs (f) On load change ove switch 125 Amp capacity Out going:- (a) MCCB 125 Amp with , 3 Pole, 25 KA - 01 No.(For VTPN DB Data center) (b) MCCB 63 Amp with , 3 Pole, 25 KA - 01 No.(For VTPN DB) (C) MCB 40 A TPN C curve 10 KA=01 (01 spare /01 security light)

Supply, installation & commisioning outdoor type RMU 3 way (01 VCB + 02 LBS) consisting of HT 11 KV, 3 phase, 50 cycles, totally enclosed metal clad SF6 Switchgear having Rupturing capacity upto 250 MVA, overload and earth fault protection, ammeter, voltmeter and of rating upto 400 Amp and Installation of 11 KV, 02 Nos 630 Amp Load break switch with 200 Amp DO set and earth switch with provision of Bus coupler of suitable rating connected with the VCBs and LBS with provision switching on and off the sources ,the RMU VCB required auto spring charging and manualy charging facility ,for relay backup single phase supply also provision from nearset sources for including Platform /foundation of Suitable size as per manufacturer recomedation with Cable entry /out opennings , embeded earthing lugs ,disposel of surplus soil ,curing and finishing and plaster of 15mm in CM 1:4 with two coat synthtic enamel painting on complete plinth as directed by Eng-In-Charge.

Supply and fix 2'x2' 36W LED suitable for armstrong/ grid/ POP ceiling, ultra slim 2x2 LED flat panel delivers high brightness & excillent illumination with extruded Aluminium housing provided for heat resistant frosted diffuser for glare free uniform light distribution powered by a external electronic constant current driver with no UV & IR radiation complete with seprate electronic driver & high brightness SMD LEDs, complete with connecting accesseries & Driver duly pre-wired and connecting up with 0.5 Sqmm 3 core flexible Copper cable cord from fitting complete all as specified and directed by Engr-in-charge.

Supply and fix street light bracket 40mm bore GI pipe/tubing light grade 1.5 Mtr long band to shape with MS flat iron 50 x 5 mm for clamps nuts, bolts and washers etc and applying two coats of aluminium paint over a coat of red oxide primer complete all as specified and directed.

Supply and fix sheet metal enclouser distribution board 415volt, Vertical TPN 4 Way with provision for suitable MCCB FP up to 160 A as incomer & MCBs SP/ TP as out going as per IS including compact insulated bus bar and rounded neutral bar, door earthing complete double door surface/ reccess mounting IP-43 protection, , including connection with the existing sub circutis, electric meter etc with proper size new copper cable, lugs,connectors etc all as specified as directed by Engr-in-Charge.

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