Construction of Isolation bay at C.A Bhavnagar. SH-lectrical Works

Amount

Supply of Bi-directional Inset Type High Intensity Runway Edge Light Fitting suitable for use with 2 x 105 W, 6.6 Amp Halogen Lamp and complete with all accessories etc. confirming to particulars specifications etc. complete as required.

Supply of Elevated LED type Omnidirectional Taxiway Light Fitting suitable for 6.6 Amp, 50/60 Hz AC supply, with blue lense, breakable coupling with two pin plug with lead, Base plate with M10 bolts, Gasket, confirming to ICAO standard, etc. complete as required.

Supply of 200 Watts 20/6.6 Amps 5 KV grade 50 Hz isolating Transformer, series type encapsulated in polyester resin finally molded in neoprene type rubber with primary and secondary connections as specified in particular specification.

Supply of 15 Watt, 6.6/6.6 Amps ratings, 5 KV grade, 50 Hz Isolating Transformer series type encapsulated in polyster resin finally moulded in neoprene type rubber with primary & secondary connections and confirming to particular speciftions enclosed.

Supply of FAA complaint indoor type microprocessor based, air cooled constant current regulator of Thyristor control electronic type suitable for use on 240/415 VAC; 50/60 Hz, input AC supply with below mentioned output power at 6.6Amps. With 5 steps variation of current output suitable for local and remote control operation with 24/48 VDC control supply complete with output current indicated on multifunction digital display, 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

Supply of 2 x 4 Sq.mm copper flexible secondary lead of following length made out of multistranded, annealed, PVC sheathed, unshielded, EPR insulated, antitermite & antirodent cable of 5 kv grade with moulded plug and receptacle as required as per particular specifications. a) 35 Mtr

Cutting of cable groove with kerf cutting machine for laying following number of 2 x 4 Sqmm secondary leads meant for inset type runway fitting on the concrete/ bituminous runway surface including kerfing, chiseling, cleaning and filling the groove with sealant compound after putting sealant primer after laying secondary lead including jute covering for protection etc. as required. a) 01 Run of Cable (For laying 35 Mtr Secondary Lead)

Supply of 1C x 6 Sq.mm 5 KV grade PVC insualted & PVC sheathed standard copper conductor one core Airfield lighting cable confirming IS 1554 (Part -II)/88 with upto date amendent etc. as required.

Supply of 2C x 6 Sq.mm 5 KV grade PVC insualted & PVC sheathed standard copper conductor two core Airfield lighting cable confirming IS 1554 (Part -II)/88 with upto date amendent etc. as required.

Excavation of trenches in hard rock for cables/ pipes upto 80mm dia up to a depth of 0.30 meter including refilling the trench and disposal of surplus soil etc. as required.

Supply and laying of 100 mm dia medium class G.I. Pipe (ISI marked) across the road crossing / paved area / hard soil area i/c excavation and making good with 1:2:4 (1 cement : 2 course sand :4 graded stone aggregate 20 mm nominal size) cement concrete etc. as required.

Laying of 1 No PVC insulated and PVC sheathed copper conductor cable of grade 5 KV and size 25 Sq.mm/16 Sq.mm/ 6 Sq.mm direct in ground including excavation, sand cushioning, protective covering and refelling the trench etc. as required.

Laying of 1 No. PVC insulated and PVC sheathed copper conductor cable of grade 5 KV and size 25 Sq.mm/16 Sq.mm/ 6 Sq.mm/Secondary lead in the existing RCC/Hume/Stoneware/GI pipe/HDPE/ DWC Pipe etc. complete as required.

Laying of 1 No. additional insulated and PVC sheathed copper conductor cable of 5 KV grade, size not exceeding 25 Sq.mm, direct in ground including excavation sand cushioning, protective covering and refilling the trench etc, as required.

Laying of one number insulated and PVC sheathed copper conductor cable of 5 kV grade of following size in the existing masonry open duct as required. a) Upto 35 Sq.mm

Supply of 5 KV grade plug and receptacle of type -I class "B" connector and Making field connections by crimping the plug and receptacle with the existing PVC insulated and PVC sheathed copper conductor cable including filling the gap with water sealant material, applying PVC HT insulation tape etc complete as required for the following size of cable. a) Single Core 6 Sq.mm

Supply of 5 KV grade plug and receptacle of type -I class "B" connector and Making field connections by crimping the plug and receptacle with the existing PVC insulated and PVC sheathed copper conductor cable including filling the gap with water sealant material, applying PVC HT insulation tape etc complete as required for the following size of cable. a) Single Core 16 Sq.mm

Supplying and making straight through cable jointing with heat shrinkable jointing kit complete with all accessories i/c ferrules suitable for following size. a) 6 Sq.mm 5 KV grade double core copper AFL Cable

Installation, testing and commissioning of Bi-directional Inset Type High Intensity Runway Edge Light Fitting by making suitable hole with help of core cutting machine in the bitumen/pavement area of runway and fixing the fitting using quick setting sealant compound such as plasticised sulphur cement/dobefill resin compound including connection with secondary cable, positioning of isolation transformer in housing box, making good the runway to the original finish etc. as required.

Installation, Testing and Commissioning of Elevated LED type Omnidirectional Taxiway Fitting on the existing transformer housing box i/c installation of transformer, lens, filters, lamps and other accessories, alignment leveling making transformer connection, earth connection etc. complete as required.

Installation of 4 KW indoor type microprocessor based CCR including LT cable connection from essential panel, connection of control cable at CCR and control desk complete as required i/c providing C Channel / modification of chequered plate for installation of CCR and as per direction of Engineering in-charge.

Numbering of Bi-directional Inset Type High Intensity Runway Edge Light Fitting / Elevated LED type Omnidirectional Taxiway Fitting with suitable paint/using stencil as per direction of Engineering In Charge.

Earthing with GI earth pipe 4.5 Mtr long, 40 mm dia i/c accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe with charcoal or coke and salt as required.

Providing and laying earth connection from earth electrode with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from earth electrode including connection with GI thimble excavation and re-filling as required.

Providing and fixing 6 SWG dia Gl wire on surface or in recess for loop earthing as required.

Supply of internally illuminated LED based with central split type opening for easy maintenance mandatory / information signages of various sizes made out of 4mm thick glare free poly carbonate sheet at front and body (all sides except front) made out of 2.0mm thick powder coated anodized aluminum profile having minimum depth of 150mm and supported at back by 50mm dia (Nominal size) die cast aluminum pipe at a separation and frangible legs as per ICAO norms.Light source shall be highly luminous, long life typical 50,000 Hrs. type, 11 Nos LED’s of 0.5 W of make Nichia/ Cree/ Osram/ Philips(Lumiled)/ Sharp/ Seoul assembled on each PCB of minimum size 700mm x 20mm x 2mm for boards having height 800mm or more. Efficiency of LED shall have delivered minimum output 80 lumens per watt and colour temperature should be more than 5000 Kelvin with proper heat dissipation. These aluminum PCB’s should be placed across the length of the board in order to ensure uniform distribution of light across the board. The signage boards with length varying from 800 mm to 3000mm shall be suitable for operation on series circuit at variable current from 2.8 Amp - 6.6 Amp (brightness of the signage should be constant with current variation) including supply and installation of suitable capacity/wattage electronic converters. All the signage shall have letters and symbols made by computerized cutting of vinyl and pasting on the polycarbonate sheet from inside/outside of the sign face of required color as per ICAO.

Installation testing and commissioning of operational guidance signages of various sizes at various location at Operational Area of Airport. The signages should be installed in 1:2:4 grade cement concrete of 400 x 400 x 500mm (for legs) and a total base of 150mm thick which extends all around the board with the distance of 1500mm (front, back and both the sides). The concrete base and leg foundation should be on the same level and 20-25mm above the ground level.

Supplying and making cable route marker with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) of size 60 cm x 60 cm at the bottom and 50 cm x 50 cm at the top with a thickness of 10 cm including inscription duly engraved as required.

Supply of following size of 1.1 KV grade multicore aluminium conductor PVC insulated / XLPE insulated and PVC sheathed armoured cable as per IS-1554 (Part-I) 1988/IS-7098 (Part-I) 1985 respectively with upto date ammendments.

a) 2 x 16 Sq.mm

b) 3.5 x 120 Sq.mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required.

a) Upto 35 Sq.mm

b) Above 95 Sq.mm and upto 185 Sq.mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC / Hume / Stoneware / GI pipe / HDPE / DWC Pipe as required. a) Upto 35 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for 2 x 16 Sq.mm (22 mm) size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

Supplying and making end termination with brass compression gland and aluminium lugs for 3.5 x 120 Sq.mm (45 mm) size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

Supply of 30 Watt LED type Road / Street light with minimum protection level IP 65, pressure die cast housing with epoxy power coated prismatic poly carbonate cover with individual LED lenses and complete assembly with LED, driver and accessories pre-wired up to terminal block etc. as required.

Installation, Testing and Commissioning of Street Light fixtures on existing street light pole of height not more than 3 Mtr. complete with providing and laying of 3C x 1.5 Sq.mm PVC insulated flexible copper conductor cable from terminal box to fitting, connections etc. as required.

Supply of 3 Mtr long and having minimum 80 mm nominal dia, frangible FRE/FRP light pole with 1 Mtr bracket of 40mm for fixing light fixture, made of non metallic fiberglass reinforced ISO-Phthalic fire retardant, UV resistant, frangibility as per ICAO Airport Design Manual Part-6. etc. complete as required.

Erection of 3 Mtr long and having minimum 80 mm nominal dia, frangible FRE/FRP light pole in cement concrete 1 : 3 : 6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40mm nominal size) foundation with cement concrete collar of size 0.40m dia x 0.50 mtr height including excavation and refilling etc. as required.

Supplying and embedding following dia G.I. pipe (medium class) in pole collar/ foundation (during casting) for cable entry including bending the pipe to the required shape complete as required. 40mm dia

Supply of C.I. Transformer housing box water tight round type metal container of out side dia of 330 mm, height 450 mm made of 10 mm thick cast iron moulding all round except on top surface which is 15 mm thick suitable to receive a light fitting base plate at the top and underground housing associated with transformer power cable and having a clear hole center at one side surface center 75 mm above bottom surface suitable to receive one no. 50 mm dia 'B' class G.I. pipe & check nut having two earth bolts & four nuts with washer of M 10 x 30 mm welded inside near the hole (4" away from the hole center) and having a drain hole at the bottom suitably tapped to receive 15 mm dia 'B" class G.I. pipe & having clear opening of 220 mm at top surface and 6 nos. M 10 tapped hole at the centere of 260 mm to receive light fitting base plate and bolts as required. a) Double Entry

Installation of Transformer housing box with a base concrete of 1:3:6 (1:cement, 3:coarse sand, 6:concrete of 20 mm nominal size) of size 630 x 630 x 100mm thick and all around concrete of 1:2:4 (1: cement, 2 : coarse sand, 4 : concrete of 20mm nominal size) 150 mm and top sloped as specified including providing & fixing 250 mm long 15 mm dia "B" class GI pipe for drainage of water etc. complete as required as per specification & drawing.

Supply and Fixing minimum 230 mm x 170 mm x 105 mm deep (outside dimension) weather proof sheet moulded compound (SMC) pole Box consisting of 1 No. 6 AMP S.P.M.C.B with mounting channel 4 way 30 Amp / way backalite open type connection strip, neutral link hinged type door with locking arrangement and suitable knock outs for cable entry for incoming and outgoing cable etc. complete as required. (Make Hansel, Syntex or equivalent).

Taral Electricals