Augmentation of power supply to the New BSL and Old CAF building at IISc campus Bangalore

Amount

Supply, loading, transportation and unloading of 1.1 kV, XLPE or Heat resistant PVC insulated, PVC exutruted Inner Sheath Armoured LT UG Cable as per IS-1554 (Part1) or IS-7098 Part-1, Armouring strip thickness and resistivity as per IS-3975. i) 400 Sqmm, 3.5 Core, (39 GI Strips - 4 x 0.8 mm)

ii) 300 Sqmm, 3.5 Core, (32 GI Strips - 4 x 0.8 mm)

iii) 240 Sqmm, 3.5 Core, (30 GI Strips - 4 x 0.8 mm)

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1KV grade of following size direct in ground in the same trench in one tier horizontal formation including excavation, sand cushioning, protective covering and refilling the trench etc as required. Above 185 Sq.mm to 400 Sq.mm

Laying of one number additional PVC insulated and PVC sheathed / XLPE power cable of 1.1KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required. Above 185 Sq.mm to 400 Sq.mm

Supply,making and Testing and Commissioning of Cable with End Termination of 1100V grade for armoured 415V Power Cables to Switchgear including Supply of Double compression Brass cable glands with earth tags & Heavy duty Aluminium lugs for AL cables, Outdoor/Indoor Heat Shrinkable cable sealing kits and consumables for the following size of cables. Making the requisite holes in the bottom/gland plate of the switchgear for cable boxes / glands, fixing the cable boxes/glands, terminating the cables in the cable boxes/glands, earthing the cable armour, crimping the cable lugs on each core, neatly clamping the cables inside switchgear/panels’ as required. i) 3.5C x 400 Sq mm (82mm)

ii) 3.5C x 300 Sq mm (70mm)

iii) 3.5C x 240 Sq mm (62mm)

Fabricating supplying and mounting MS box made out ....SWG suitable for floor /wall mounting, fully weather proof with provision for better heat dissipation, provided with hinged front cover, equipped with tamper proof locking arrangements, with suitable size clA with necessary cable entry pipe with gland and box should be finished with 7tanks treatment with powder coated paint and finally finishedwith approved colour etc., complete. (16 SWG )

Disconnection of 400A / 200A MCCB, bus bar erection / termination , modification of exisiting panel and fixing of 800A MCCB in same panel.

Supplying ......... A rated 3phase with neutral bus bar using required capacity electrolytic aluminium strips covered with heat shrinkable coloured PVC sleeve, mounted on phenolic/FRP/DMC insulator which are mounted on powder coated 40x6mm M.S.flat frame work in existing panel board. The bus bar shall have suitable holes for termination of incoming and outgoing cables as per IS specification with necessary bolts, nuts and washers etc., complete i) 1000 A double run of 4 x 60 x 10 mm Aluminium Strips

i) 630A , 4 x80x10 mm Aluminium strips

ii) 400 A , 4 x 50 x 10 mm Aluminium Strips

iii)250 A 4 x 30 x 10 mm Aluminium Strips

Supplying, fixing, testing and commissioning of Moulded Case Circuit Breaker (MCCB) over the existing wood/panel board using necessary screws, bolts, nuts, necessary phase separators, handle and wiring complete. Protection of Overload and Short circuitwith adjustable thermal magnetic release, Micro processor release shall have Earth Fault as per IS/IEC 60947-2 . (Icu=100% lcs). In 4P MCCB, all Poles should have protection for Short-Cicrcuit/Over Load. For Microprocessor MCCBS Facility for segregating Priority and Non-Priority loads must be available in the MCCB. MCCB shall be provided with double insulation (insulation between front cover and internal power circuits to avoid any accidental contact with live current carrying path with the front cover open). Multi-pole breakers shall be designed to break all the poles simultaneously and they shall have a single mechanism i) 4P, 250A , 36kA

ii) 4P,400 A ,50kA

iii) 4P,630 A 50kA

iv) 4P,800 A 50 kA

v) 4P, 100 A 25 kA

Supply and fixing in Rotary handle for MCCB

Supplying of multi function digital meter with three line back light LCD type display for voltage, Current, frequency, Power, power factor, kVA, kWH, kVAR suitable for 3 phase, 4 wire LT network with IP 54 degree of protection and completely wired as required with communication Port and Class 0.5s accuracy

Supplying and fixing of LED type panel board indicating lamp with required colour suitable for 230/440VAC. 50 Hz, 12/24V D.C

Supplying, fixing and wiring 1000/5A to 1600/5A 15VA Burden class 1 Current Transformer

Providing, Laying and Fixing of GI pipes conforming to IS 1239:1990 with latest amendments complete with GI fittings (excluding the cost of fittings) with cuts and threads wherever necessary, including testing for water tightness, with all lead and commissioning. For:Heavy Duty GI Pipe etc. complete. GI pipe of 100mm Dia

Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket , bend , coupler etc. confirming to IS 14930, Part II complete with fitting and cutting, jointing etc. in the existing trench , complete as required. 120mm dia (OD -120mm & ID - 103 mm nominal)

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

Providing and fixing 25mm x 5mm G.I strip on surface or in recess for connection etc. as required.

providing and fixing M.V danger notice plate of 200 mm x 150 mm , made on mild steel , at least 2 mm thick and viterous enamaled white on both side , and with incription in single red colour on front side as required.

Supplying and fixing angle iron frame work fabricated out of M.S. angle iron.. and M.S. Flat......with bolts, washers etc., and painted with 2 coats of red oxide and then two coats of approved paint. 50 x 100 x 50 x 6 mm C channel

supplying and making cable route marker with 10 cm x 10 cm x 5 mm thick GI plate with incription there on, bolted / welded to 35 mm x 35 mm x 6 mm angle iron, 60 cm long and fixing the same in ground as required

Providing and laying in position Cement Concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed, laid in layers not exceeding 150 mm thickness, well compacted using plate vibrators, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machinery, curing, shuttering and all the other appurtenances required to complete the work as per technical specifications. Mix 1:2:4 Using 20 mm nominal size graded crushed coarse aggregates

Cutting of Road surface for cable trenches and disposing of the excavated earth, as directed including Barricading, Danger Lighting then Refilling the Cable Trenches. i) Tar Road

ii) cement concrete Road

R K Infra Electricals Private Limited

Polyphase Engineering Pvt Ltd

B R ENGINEERS

Shantha Electricals and Engineers Pvt Ltd

Suvarna Infrateck

Maverik Facility Management PVt. Ltd.