PROVISION OF THREE PHASE ELECTRIC SUPPLY CONNECTIONS WITH CONNECTED ITEMS TO VARIOUS LOCATIONS AT INS JATAYU MINICOY UNDER GE NAVY LAKSHADWEEP

Amount

Supply , laying, connecting and commissioning of LT UG cable 35 sqmm 3.5 core 1100 volts grade XLPE insulated armoured heavy duty electric cables with aluminium conductor and connecting with suitable size of cable glands lugs etc. laid in trenches, passing through pipes/ ducts or fixed on walls complete all as specified and as directed .

Supply , laying, connecting and commissioning of LT UG cable 10 sqmm 4.0 core 1100 volts grade XLPE insulated armoured heavy duty electric cables with aluminium conductor and connecting with suitable size of cable glands lugs etc. laid in trenches, passing through pipes/ ducts or fixed on walls complete all as specified and as directed .

Supply , laying, connecting and commissioning of LT UG cable 6 sqmm 4.0 core 1100 volts grade XLPE insulated armoured heavy duty electric cables with aluminium conductor and connecting with suitable size of cable glands lugs etc. laid in trenches, passing through pipes/ ducts or fixed on walls complete all as specified and as directed .

Supply, install, test and commisssioning LT panel board out door type, platform mounted, totally enclosed dust and vermin proof, openable from both front and rear side fabricated out of CRCA sheet 3.15 thick including inner chambers / partitions to mount the with and including the following electrical accessories fixed on angle iron frame made out of 50x50x6 mm having front and rear hinges doors, lifting lugs (2 Nos) , provision of earth strip connection, bottom detachable gland plates, connecting using suitable size of zinc coated and passivated nuts, bolts, springs and washers and the cabinet and all memmbers shall be chemically treated with anti- corrosive chemicals and apply spry painting with two coats of synthetic enemel paint over a coat of red oxide primer . The inernal connection shall be provided with aluminium strip of suitable size and necessary grouting / foundation required at site including comprising the following complete all as specified and as directed . (i) Aluminium bus bar sysytem of 200 Amp capacity FP duly colour coded. (ii) MCCB 4 Pole, 415V 100 Amps, 16 kA-01 (incoming) (iii) MCCB 4 pole, 415V 63 Amps 16 kA - 04 (outgoing) (iv) MCB TPN, 415V 40 Amps 10 kA - 03 (outgoing) (v) Multimeter three phase CT-PT multi function meter of class - I accuracy of size 96X96 sqmm flush mounted including CT of CT ratio 500/5A duly prewired - 01 No (vi) Phase Indicator lamp LED type 240V AC (RYB) - 01 set of three

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth and getting out in any type of soil for laying cables/pipes etc. complete all as specified and as directed .

Returning filling in, with excavated soils including spreading, levelling, watering and well ramming in layers n.exc. 25 cms thick. complete all as specified and as directed .

Removing excavated material to a distance n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and as directed .

M&L double wall corrugated HDPE pipe ( ISI marked) of outer dia 50mm and 38mm inner dia with smooth internal and profiled external surface, non pressure type, laid in trenches/ floors/ duct or fixed on walls /pole including al connections, accessories like socket, couplers, bends etc., for protection of LT cable complete all as specified and as directed .

Cutting the existing hardstanding not less than 25cm in deep and 45cm in width for laying of underground cable / pipe and making good the disturbed surfaces complete all as specified and as directed.

Supply and lay GI tubing 50 mm dia light grade ISI marked laid in trenches complete with all accessories such as Tees union , bend ,elbow nipple reducer etc etc as reruired for protection of UG cable on floor / pole complete all as specified and directed .

Earthing complete with galvanized iron earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the Galvanised iron earth lead 32x6 mm size, by means nut, bolt, check nuts and washer and protected by provision of GI light grade pipe 40mm bore incl provn of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone aggregate with 40mm thick cover of RCC (1:2:4) reinforced (weight not less than 4Kg/Sqm) and frame of angle iron 25x25x6mm with lugs 2 Nos and with 6mm dia MS bar handle made to shape, GI light grade 20mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, test point with fixing arrangement CI funnel wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exc 50 mtr all as per electrical plate No.3 of SSR Part I and connecting to earth test point including testing complete all as specified and as directed .

S & F triple pole and earth enclosure with a three pin and earth plug with socket complete with one triple pole MCB 415 V 63 Amps complete all as specified and as directed .

S & F triple pole and earth enclosure with a three pin and earth plug with socket complete with one triple pole MCB 415 V 32 Amps complete all as specified and as directed .

R.K. Builders (BID ID -3401647)

STANDARD ENGINEERING (BID ID -3411216)

M/S SHIVNATH SINGH (BID ID -3411048)