Provision of Interleaving Circuits for PAPI and Separate Circuit for TWY-B at Tirupati Airport

Amount

Supply of 5 KV grade SINGLE CORE 6 Sq.mm size Airfield Lighting Cable with Strandard Copper Conductor PVC insulated, PVC Sheathed Single Core, Unshielded, Anti-Termite & rodent treated UG Cable for use on unearthed system generally conforming to IS 1554, Part-II, 1981 with upto date amendment as required.

Supply of 5 KV grade, TWO CORE 25 Sq.mm Armoured Airfield Lighting Cable With Stranded Aluminium Conductor, XLPE/PVC Insulated & PVC Sheathed confirming toIS:7098/PT-II or IS:1554/PT-II with up to date amendment as required.

Laying of one number PVC insulated and PVC sheathed/XLPE power/control cable of 1.1 KV grade of following size in the existing masonry open duct as required. Upto 35 mm2

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of exceeding 1.1 KV but not exceeding 11 KV of size upto 35 Sq.mm in the existing masonary open duct as required.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of grade exceeding 1.1 KV but not exceeding 11 KV of size upto 35 Sq.mm in the existing RCC/HUME/METAL/HDPE pipe as required.

Providing, laying and fixing following dia G.I. pipe (medium class) Nallah crossing/ cable in ground complete with G.I. fittings etc. as required. 100 mm dia

Providing, laying and fixing of 40 mm Dia, PE-63, 4 Kgf. HDPE pipe in ground complete with necessary pipe couplings including trenching (80 cm deep) and re-filling etc. as required.

Providing, laying and fixing of 50 mm Dia, PE-63, 4 Kgf. HDPE pipe in ground complete with necessary pipe couplings including trenching (80 cm deep) and re-filling etc. as required.

Laying and fixing following dia HDPE pipe, in ground complete with necessary pipe couplings including trenching (80 cm deep) and re-filling etc. as required. Upto 50 mm Dia, PE-63, 4 Kgf.

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 4 Core x 16 mm2 (28mm)

Supplying and making end termination with brass compression gland and Copper thimbles for XLPE insulated and PVC sheathed copper conductor cable of 1.1kv grade of the following sizes as required. 7 Core x 2.5 mm2

Supply of 5KV grade plug and receptacle of type I class "B" connector suitable for field attachment with 5KV grade PVC insulated sheathed single core 6 Sq.mm copper conductor cable as per ICAO/CAR compliance and complete as required.

Supply of 5KV grade plug and receptacle of type I class "B" connector suitable for field attachment 25Sq.mm with 5KV grade PVC insulated sheathed single core 6 Sq.mm copper conductor cable as per ICAO/CAR compliance and complete as required.

Supply of 5KV grade plug and receptacle of type I class "B" connector suitable for field attachment 25Sq.mm with 5KV grade PVC insulated sheathed multistranded 25 Sq.mm aluminum conductor cable as per ICAO/CAR compliance and complete as required.

Supply of CI Transformer Housing Box, Round Shape of outside dia 330mm Height 450 mm made of 10mm thick all round except on Top Surface which is 15mm thick having a clear opening of 220mm at the Top Surface and 6Nos. M10 Tapped Holes at the hole centre of 220mm to receive light fittings base plate and bolts. The box shall have two clear hole onside surface. Centre at 75mm above bottom suitable to receive 50mm dia B class GI/HDFE pipe and check nuts and also have a clear hole side. Centre at 175mm above bottom suitable to receive 15mm dia B Class GI Pipes and check nuts. The box shall have two earth bolts of M 10 X 30 mm inside near the hole (100mm above bottom surface) and a drain hole at the bottom suitably tapped to receive 1/2" dia., B Class GI Pipe as required - Double entry.

Installation of transformer housing box with a base concrete of 1:3:6 of size 630 x 630 x 100mm thick all round concrete of 1:2:4 150mm thick. The top sloped with 1:2:4 cement concrete including providing and fixing 10" long 1/2" dia "B" class GI pipe with checknuts for drainage of water including excavation of side shoulder and re-filling (wherever the transformer are in a line the same has to be aligned in such a way that the centers fall in a straight line) etc. complete as required.

Providing and Fixing of top cover plate made with 5mm thick MS Sheet suitable for existing 330mm dia CI transformer housing box with 6 Nos. Stainless steel M-10 bolts, spring and plain washers including providing and fixing of rubber gasket, painting etc. complete as required.

Making field connections by crimping 6 Sq.mm plug and receptacle with the existing 6 Sq.mm Single core copper conductor, PVC insulated, PVC sheathed cable including filling with gap with water sealant material, applying PVC insulation tape over HT tape insulation etc. as required.

Making field connections by crimping 25 Sq.mm plug and receptacle with the existing 6 Sq.mm Single core copper conductor, PVC insulated, PVC sheathed cable including filling with gap with water sealant material, applying PVC insulation tape over HT tape insulation etc. as required.

Making field connections by crimping 25 Sq.mm plug and receptacle with the existing 25 Sq.mm single core aluminium conductor, PVC insulated, PVC sheathed cable including filling with gap with water sealant material, applying PVC insulation tape over HT tape insulation etc. as required.

Providing and fixing 6 SWG dia GI wire on surface or in recess for loop earthing along with the existing surface / recessed conduit / submain wiring / cable as required.

SITC of indoor type microprocessor based, air-cooled constant current regulator of thyristor control electronic type suitable for use on 240/415 Volt, 50 Hz, input AC supply with below mentioned output power at 6.6 Amps with 5 Steps variation of current output suitable for local and remote control operation with24/ 48 Volt DC control supply complete with output current indicated on multifunction digital dispaly, over current, over voltage, earth fault protection and earth leakage meter, positive back indication equipments relay contactor etc, as required as per specification of following rating. a) 4 KW MPCCR at 6.6 Amp, supply voltage 240 VAC.

Providing and erecting a MS mounting frame/base (of MS 'C' Channel size 100x50x5.7mmthick) for 4KW CCR with required welding, including primer coat and approved synthetic enamel paint and complete as required. (Note: The Qty is in Running Meter)

Supply, installation, testing and commissioning of 14 SWG CRCA sheet, powder coated, fully enclosed, compartmentalized Add-on LT cubical panel having size not more than 2000mm (H) X 750mm (L) X 750mm (D) to the existing LT CCR panel including providing and extension of 600A TPN Aluminium Busbar and with following switchgear and as per the technical specification and complete as required. i) 4 Pole, 125A MCCB, 36KA, Thermal magnatic with O/C & S/C and ammeter and ON/OFF Indications - 04 Nos. ii) 4 Pole, 63A MCCB, 36KA, Thermal magnatic with O/C & S/C and ammeter and ON/OFF Indications - 01 No. Note: Provision of cable entry at bottom on rear side of the panel as available in the existing panel.

Supply, installation, testing and commissioning of 14 SWG CRCA sheet, powder coated, fully enclosed, wall mounting type CCR Control Box having size not more than 700mm (H) X 800mm (L) X 350mm (D) with hinged door and with locking arrangement and having termination 8mm SS bolts for input and output cable (5KV grade, 1Cx6Sq.mm, Airfield lighting cable) mounted on Hylam sheet with insulator support base and prewired control wiring and with connectors with following switchgear and as per the attached drawing and complete as required. i) 3 Pole, Power contactor, 40A, AC3 rating ML-3 type with 2NO+2NC Aux. contacts, 240V coil voltage - 04 Nos. ii) 12 Amps, Rotary Cam Switch, Two Way with OFF, 3 Position, 60 deg, 2-pole - 01 No. (on the Door). iii) LED indication lamp, 240V, AC, RED- 2Nos. (on the Door). iv) LED indication lamp, 240V, AC, YELLOW- 2Nos. (on the Door). Note: Provision of cable entry at top(input) & bottom(output) of the Control Box.

Supply, installation, testing and commissioning of 14 SWG CRCA sheet, powder coated, fully enclosed, wall mounting type Cable Junction Box having size not more than 600mm (H) X 470mm (L) X 280mm (D)with hinged door and with locking arrangement and having knock outs for cable entry (5KV grade, 1Cx6Sq.mm Airfield lighting cable) on Sides and complete as required. Note: Provision of cable entry at sides of the Cable Junction Box.

Supplying of following sizes of 1.1 kV grade PVC insulated copper conductor armoured stranded Control Cable conforming to IS :1554 complete as required and as per specifications. 7 core, 2.5 Sq.mm. Cu. Conductor cable

Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required.

Modification/Augmentation of existing ALCMS system includiung integration of new CCRS and adding minimum of 10nos CCRs in existing ALCMS system by providing 01 No. of PLC, 2Nos. of I/O module and suitable number Relay interface card, suitable rated SMPS units and making modifications to the mimic diagram, if any and complete as required.

Excavation of the cable trenches in hard rock not exceeding 1.5 metres in width, and lift upto 1.5 metres, including getting out the excavated soil and disposal of excavated soil as directed within a lead of 50 metres.

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-incharge. All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering All work upto plinth level. 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20mm nominal size derived from natural sources).