Modification of Perimeter Lighting at Kalaburagi Airport SH Electrical Works

Amount

Supply of 70 W (Maximum) & 8400 (Minimum) energy efficient LED Floodlight luminaire with IP-65 protected single piece pressure die cast aluminium alloy housing with heat resistant glass including all accessaries like LED electronic driver with power factor correction facility suitable to operate on 230 V, 50 Hz, single phase AC supply complete etc as per enclosed technical specification.

Supply of 30 Watt (Maximum) & 3600 (Minimum) & energy efficient LED street light /Roadway light fixture IP-65 protected single piece pressure die cast aluminium alloy housing with heat resistant glass including all accessaries like LED electronic driver with power factor correction facility suitable to operate on 230 V, 50 Hz, single phase AC supply complete etc as per enclosed technical specification.

Supply of following size, ISI marked Double Walled Corrugated high density polyethylene pipe (DWC-HDPE) having corrugation on the outer wall confirming to IS 14930 Part-II complete with necessary fittings for jointing for protection of under ground cable complete etc as required.

a) 50 mm Dia (outer dia)

b) 120 mm Dia (outer dia)

Laying of one number of following size of Double Walled Corrugated high density polyethylene pipe (DWC-HDPE) for protection of 5.0KV grade under ground cable directly in ground at a depth of 80 cm and width of 35 cm including excavation and refilling the trench and joining of pipes etc as required.

a) 50 mm Dia (outer dia)

b) 120 mm Dia (outer dia)

Laying of one number additional of 50 mm Dia (outer dia) of Double Walled Corrugated high density polyethylene pipe (DWC-HDPE) for protection of 5.0KV grade under ground cable directly in ground in the existing trench in one tier horizontal formation with standard suitable spacers at a depth of 80 cm.

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/ METAL pipe as required.

a) Upto 35 sq. mm

b)Above 185 sq. mm and upto 400 sq. mm

External Lighting Feeder pillars Design, Manufacturing, Supply, Installation, Testing & Commissioning of feeder pillar/ panel board, cubicle type, made out of 2mm thick CRCA sheet, totally enclosed, double door IP 65, free standing, floor mounting, dust and vermin proof, outdoor, suitable for operation on 3 phase and neutral, 415 V, 50Hz AC system, The gasket material shall be Polyurethane; while the gasket shall be internally embedded. Panel shall be openable with locking arrangement,bottom 3mm thick detachable gland plate, Panel shall be IP-65 or higher rated and enclosure shall be type tested as per IEC -60439 etc. The feeder pillars shall be complete with 3 phase and neutral bus bars of capacities as described below and moulded case circuit breakers (MCCBs) with adjustable overload relay, copper FRLS control wiring with 1.5 sq.mm, duly painted complete with earth bus, aluminium bus bar, numbering & sign writing, interconnection etc. & CPRI test reports for short circuit for 50KA, dielectric strength mechanical protection and temperature rise.

(B) OUTGOINGS (i) MCCB,FP,40 A ,25 KA Breaking Capacity (Ics=100%Icu) at 415V AC with extended rotary handle and extension terminal to recive incoming/ougoing cables- 6 set. (ii)LED indicating lamp for On / OFF Indication -For outgoing feeder- 6 Set (iii) Suitable heavy duty 4 pole strip connector & interconnection With suitable size copper flexible cable/ Copper strip

External Lighting Feeder pillar as above sl.no 7 to 9

LT Panel: Design, Manufacturing, Supply, Installation, Testing & Commissioning of LT Panel, cubicle type, made out of 2mm thick CRCA sheet, totally enclosed, IP 42, free standing, floor mounting, dust and vermin proof, indoor, compartmentalised, suitable for operation on 3 phase and neutral, 415 V, 50Hz AC system with busbars extensible on both sides, making interlocking arrangement between incomers, top/ bottom 3mm thick detachable gland plate as per site requirement, type tested assembly as per IEC:61439 1&2, wiring with space heater, thermostat and control MCB's shall be provided for all vertical sections of main LT panel, internal wiring with suitable size wires/cable, interconnection, duly powder coated painting etc. including supply & installation of following switchgears,metering instruments and accessories in the LT Panel and as per specifications.

Incomers: i) 630 Amp. 4 Pole MCCB, 50ka - 02 nos ii) LED indication lamps for RYB, breaker 'ON/ OFF/ TRIP', spring charged, DC control supply healthy etc. with 2Amp control MCBs iii) Digital Multifunction Meter, accuracy class 0.5s, with LED/LCD screen of Max Demand Load, I ;V; Hz; Active, Reactive , Apparent Power & Energy; Power factor; % unbalance of current & voltage; , %THD , individual harmonics up to 15th level (complying with IEC61557-12) with RS 485 / Ethernet port with 3 Nos. cast resin current transformers of dual core CT's of suitable Amp. ratio, 15 VA metering. ,protection MCBs as required accessories to complete the system. iv) Microprocessor release/s based relay/s (EMI & EMC certified) for over current, earth fault & short circuit protection, Under voltage relay with definite time , along with dual core CT of current transformers of 1250/5A ratio, 15 VA class-5P10 protection - 1 set. v) Terminals to receive 630 A Al. Bus duct suitable & complete required as per site vi) Panels shall be housed with Mov based class-2/type-2 SPD with in built fuse for each incomer at each Bus Section of In 10kA & Irms 20kA 5/20mS as per IS/IEC 62305-3 LPL-I.

Bus Bar : 1 Sections of Electrolytic high conductivity Aluminium extensible three phase and neutral busbars rated at 800 amps , & auxiliary Bus Bars of suitable capacity insulated with heat shrinkable coloured PVC sleeves & suitable to with stand symmetrical fault level of 50 kA at 433 volts, i/c DMC/SMC bus bars supports at required intervals complete for cross section, size supports & their spacing etc. Bus couplers 630 Amp 4 pole MCCB, 50ka - 1 No. Interlocking: Mechnical Interlocking through in MCCB (Incomers & Bus couplers) should be provided to ensure that only one supply is available at a time and to eliminate any possibility of accidentally approaching two supplies at one bus section as per single line diagram enclosed.

Outgoings: i) 125A TPN MCCB 35ka microprocessor based - 12 Nos (ii) MFM with CT's (Digital Type) - 12 Nos (iiiI) LED indicating lamps-RYB and ON & OFF for MCCB- 12 set

LT panel as mentioned as above sl.no 11 to 14

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.

Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) in foundation work of E&M Installations/ Road finishing works etc as required.

Shifting of existing 4 mtr steet light pole and erection at new location including excavation, providing foundation with cement concrete (1 cement : 2 coarse sand : 4 stone aggregate 20mm) of size 1200mmX410mmX410mm, plastering foundation the above ground level (200 mm), 16mm threaded rod of 4 nos, length 500 mm with 2 no 21 mm nuts for each, 2 nos 50mm DWC pipe for cable entry, refilling, compaction ,curing ,required frame work for concrete casting ,etc complete as required. as per the drawing (DWG-1).

Supplying and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 3½ X 240 sq. mm

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.

3½ x 300 sq. mm.

3½ x 240 sq. mm.

3½ x 25 sq. mm

4 x 16 sq. mm

Installation, testing and commissioning of Floodlight/Steetlight fixture with all accessories directly on existing GI Pipe bracket/angle including connection with existing 3x1.5 sq. mm FR PVC insulated, copper conductor to light fixture from the connector terminals and earthing etc. complete as required.

Providing & fixing 63 A, 4 pole terminal block connectors for loop in & loop out for cable terminations of armoured aluminium cable upto 25sqmm, including providing necessary lugs suitable for 4core 16 sqmm loop in and out cables, along with providing & fixing of 1 Nos. 6 Amp, 10 KA , C-series, DIN rail for mounting the SPMCBs, Interconnection etc. complete as required.

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate and watering pipe etc. with charcoal/ coke and salt as required.

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

Supply of 5 core 4 Sqmm flexible EPR insulated PCP Sheathed copper conductor cable suitable for 30Mtr High Mast Light Operation.

Supply of 6mm SS Wire Rope suitable for 30Mtr High Mast Light Operation.

Replacement of SS Rope and Power cable as per OEM standards of 30Mtr Height Mast including providing necessary clamps, connectors, hiring suitable crane, ensure the safety standards and providing cable connectors, etc., as per EIC instructions.

Providing and laying of 110mm outer dia HDPE pipe by Horizontal Directional Drilling including jointing/welding of HDPE pipes across the runway/taxiway and Roads by trencheless directional drilling (HDD) method by deploying HDD machines, mud mixing system, Earth movers etc. complete as required.

Awasthi Electric Works (BID ID -809214)

candela engineering corporation (BID ID -808956)

Manish Electricals (BID ID -809129)

POWER AUTOMATION AND CONTROLS (BID ID -808808)

Balaji Engineering (BID ID -809195)

SARASWAT ENGINEERING SERVICES (BID ID -809217)

Bajaj Electricals Limited (BID ID -809043)

VEDANT CORPORATION (BID ID -808650)