PROVISION OF AIR CONDITIONERS FOR OTM COMPLEX AND ELECTRIC SUPPLY FOR IT PROJECTS AT MINICOY UNDER GE NAVY LAKSHADWEEP

Amount

PROVISION OF ELECTRIC SUPPLY FOR IT PROJECTS AT MINICOY Excavation in trenches, not exceeding 1.5 meter wide and not exceeding 1.5 meter in depth and getting out in soft/loose soil complete all as specified & directed by Enginner In Charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm, soft/loose soil, complete all as specified & directed by Enginner In Charge.

Removing excavated material (soil) not exc. 50 Mtr and depositing where directed at a level not exc. 1.5m above the starting point complete all as specified and directed by Enginner In Charge.

Earthing complete with galvanised steel plate electrode 600 x 600 x6mm thick buried directly in ground vertically to a depth not less than 2.25mtr below ground level with top edge of earth plate at a depth 1.5mtr below ground level connected with galvanised steel wire 4 mm dia up to DB/main switch as earthing lead by means of nuts bolts and washers of galvanized iron protected by 15mm dia light grade GI tubing, funnel, wire mesh, 20mm bore GI tubing medium grade watering pipe, including concrete pit in PCC 1:3:6 type C-1, precast RCC (1:2:4) type B-1 cover slab of size 350x350x50mm reinforced with 8mm dia TMT bars @ 15cm c/c in both ways and 10mm dia MS handle of suitable size, charcole and slat in alternate layers necessary excavation and earth work in soft/loose soil all as shown in Electrical plate No. 3 of SSR part-I and testing complete all as specified and directed.

Supply and laying XLPE insulated screened LT underground PVC bedded galvanised steel strip or wire armoured, insulated, heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 3½ core 25 sq mm in trenches/on truss/wall/floor through pipe with MS clamps all as specified and directed by Enginner in Charge. (Note: Earthwork, excavation, RFR and removal of surplus soil, GI Pipes and bricks for cable protection shall be measured and paid seperately)

Supply and lay 40 mm dia GI pipe 'light grade' with all fitting for protection of cable laid on road crossing, drain crossing, laid in floor or fixed to iron structures/poles complete all as specified and directed by Enginner in Charge.

Supply and fix MCB DB TPN 4 way, double door complete all as specified and directed by Enginner in Charge.

Supply and fix isolator TPN 32 A, complete all as specified and directed by Enginner in Charge.

Supply and lay burnt clay bricks, sub class "B", Designation 75, keeping the width of the brick parallel to the length of the cable complete all as specified and as directed by Engineer In Charge.

PROVISION OF AIR CONDITIONERS AT MINICOY Supply and install hi wall split Air conditioner of 1.50 TR capacity with indoor and outdoor units (copper condenser coil, copper cooling coil and evaporator including required length of copper pipe/ tubing 20 mm dia, 20 SWG thickness with foam insulation including connecting and cables for connecting indoor and outdoor units ) complete with cordless remote control unit and with in built air ioniser and plasma filter for better indoor air quality with BEE 5 star rating and seasonal Energy Efficiency ratio (KWh/KWh) Minimum 3.20 and Maximum 3.99, year of manufacturing 2021, fixing on wall using GI powder coated brackets, 16 SWG, with suitable fastners, nuts and bolts etc.. as per manufacturers instructions, complete all as specified and as directed by Enginner-in-Charge.

Supply and fix voltage stabilizer for automatic operation, single phase naturally air cooled indoor type and designed for input variation between 170 V to 250 V and output voltage stabilixed at 230 V with accuracy of + 2.5% and of capacity 4.0 KVA complete all as specified and directed

Sub main wiring with two runs of single core 4 sqmm PVC insulated, unsheathed multistranded copper conductor 1100 volts FRLS cable, with one run of 4 sqmm single core PVC insulated unsheathed multistranded copper conductor 1100 volts FRLS cable connected to common earth dolly drawn in one run of suitable size, non metallic, rigid, PVC conduitc(concealed), ISI marked and conduit accessories fixed to wall/roof/floor etc complete all as specified and as directed by Engineer In Charge Note : (i) Two runs of main cable , one run of earth continuity conductor cable and one run of PVC conduit will be measured as one unit for payment purpose.

Material and labour for Point wiring complete with FRLS PVC insulated unsheathed cable 1100 V grade conforming to IS-694, 2.5 Sqmm (nominal area) multistranded with copper conductor drawn through and including non metallic rigid PVC conduit 20mm dia (ISI marked) and accessories, concealed in wall / surface on ceiling including provision of FRLS PVC insulated unsheathed 2.5 Sqmm FRLS multistranded with copper conductor as earth continuity conductor and connecting to common earth dolly, for each AC point complete all as specified and as directed by Engineer in Charge.

Suppy and fix for Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB, 20 Amps complete all as specified and directed.

Supply and fix MCB DB, SPN12 Way, double door with200 Amps bus bar and separate link for neutral and earth complete all as specified and directed by Enginner in Charge.

Supply and fix MCB TPN, 63 Amps, 240 V, 50 Hz, complete all as specified and directed by Enginner in Charge.

Supply and fix MCB SP 5 to 30 Amps, 240 V, B series, complete all as specified and directed by Enginner in Charge.

AR Traders

SRI SRK ENGINEERS

FUTURE ONE FACILITY MANAGEMENT

STANDARD ENGINEERING