Wiring Electrification of new anganavadi building in vettukad ward

Amount

Supply and wiring points according to IS 732-1989 using rigid PVC ivory Conduit of minimum size 20mm conforming to IS 9537 Part III 1983 and with suitable size specials conforming to IS 3419-1988, fixing the conduit using metal saddles spacing not exceeding 50 cm or concealed suitably and with 1.00 sq mm PVC insulated stranded single core FR copper conductor cable 650V grade including providing switch board main and continuous earthing with 1.5 sqmm green coloured FR wire required quantity of copper earth socket, brass bolt and nuit crimping etc complete with suitable size modular type metal switch boxes, modular type front plates (white) etc. up to and including 6A modular type ROHS compliant SP switches and making good the surface of wall, colour washing etc. complete. All the terminations in the switch boards and DB's shall be tinned and the wires shall be drawn and fixed along the periphery of the box using suitable ties, tie mounts etc as required. a) Single control light point with 6A 43 plate ceiling rose. 122.b1

Single control ceiling fan point with 6 A, 3 plate ceiling rose & with socket size stepped electronic regulator. 122.b 6

Combined plug point with 6 A, 5 pin plug socket controlled by 6 A switch in the same switch board as that of light points. 122. b8

Supply, conveyacne installation testing and commissioning of pre-wired light fittings made of CRCA with 0.5mm thickness complete with all accessories and lamps etc. directly on wall or ceiling with PVC round block neatly painted to suit the fitting and giving connection with reqauired length of 16/0.20mm 3 core copper conductor flex wire conforming to relevant ISS and giving connections as required. 1x28wT5 fitting with APF electronic ballast suitable for continuous operation with THD<10%, power factor >0.98, RoHS complaint high lumen tube

Supply and providing the following types and power rated lamps in the existing fittings as required Normal Size 18W BC/ES retrofit CFL

Supply and fixiing cast aluminium stove enameled bulk head fitting with deep drawn anodised aluminium body, epoxy powder coated, heat resistant prismatic glass cover shitable for 9 W CFL to wall/ ceiling including giving connections with required length of 16/0.20mm PVC insulated and PVC sheathed 3 core round copper conductor flex wire conforming to relevant ISS or extending the original wiring and making good the surface as required. 244

Supply and installation of suitable size MS rod type fan clamp as per IS 732 as required

Supply, conveyance, installation, testing and commissioning of ceiling fans of the following sizes using standard accessories excluding resistance type regulator, wiring the down rod with 16/0.20mm PVC insulated and PVC sheathed 650/1100V grade 3 core round copper conductor flex wire or with extended original wiring etc. as required. 1200mm sweep (category B) 5 star rated

Charges for cutting holes suitable for accommodating exhaust fans of sizes upto 305 mm sweep including plastering colour washing etc. As required

Supply, conveyance, installation, testing and commissioning of the following sizes of exhaust fans in the existing opening, fixing necessary bolt and nuts, making good the damages etc, as required including giving connections with required length of 24/0.20mm PVC insulated and PVC sheathed 3 core round copper conductor flex wire conforming to relevent ISS. 305mm, single phase, heavy duty, 1400 rpm exhaust fan in metal frame

Supply and providing 16/6A combained modular type power plug socket controlled with 16A modular type switch mounted on suitable factory built MS box with earthing facility giving interconnection etc as required.

Supply and fixing the following sizes of PVC conduit (Medium) conforming to IS 9537/1983 Part III along with all required accessories in surface including making good the damages etc, as required 20mm dia light guage

Supplying and clamping the folowing sizes of corrugated PVC flexible conduit with necessary compression gland with licking ring and check nut at termination pointed using suitable size GI/painted MS saddles spacing not exceeding 60cms of surface including making good the damages, colour washing etc as required. 16mm dia

Supply and drawing 650/1100 V grade PVC insulated stranded single core copper conductor cables conforming to IS 694 part I 1990 in the existing surface / recess conduit as required including giving necessary connections of the following sizes of power plug and supply main etc 1.50sqmm 2 run

1.50sqmm 4 run

2.50sqmm 2 run

Supply and installation of sheet steel, phosphatised and painted, dust and vermin proof enclosure of MCB DB including copper/ brass bus bar, neutral link, earth bus and DIN rail suitable for fixing MCB/isolator etc. fixed on wall using suitable anchor bolts or fixed in recess including cutting hole on the wall, making good the damages, colour washing etc. as required. 8 way single phase double cover (IP 42/43)

Supply and installation of the following accessories suitable for 50 Hz, AC supply conforming to IS 8828-1995/IEC 60898 of the following current ratings in the existing enclosure and giving connections as required. 40 A 2 pole mini break isolator (including for enclosure)

40 A, 2 pole, 30mA RCCB

6 A to 32 A, 10 kA, SP MCB 9B curve)

Supply and providing plate earthing as per IS 3043 with 600x600x6.30 mm GI/CI earth plate, 20 mm GI watering pipe fixed to the earth plate with 20 x 3 mm GI clamps, GI funnel with weld mesh, filling required quantity of charcoal including construction of inspection chamber with abed concrete of 1:4:8 PCC using 40 mm broken stone (10 cm thick) brick work in cement mortar 1:6, plastering the surface of brick masoanry and the exposed surface of PCC bed with cement mortar 1:4, 12 mm thick, (the finished inside dimension shall be 300 x 300 x 300 mm) but excluding test joint, earth continuity conductor to the plate, and covering at the top (in ordinary soil)

Supply and providing the follosing sizes of cast iron gully trap with covering at the top of the inspection chamber of earth pit as required 300 x 300 x6 mm cast iron gully trap with covering

Supply and providing test joint for the earthing system using 2 Nos of the following sizes of strips including cutting and bending to shape, drilling necessary holes and fixed to the watering pipe etc as required 2 x25 x 3 mm GI strip

Supply and providing earth lead from the test joint to the eath electrode using the following sizes of conductors/strips including cutting, drilling necessary holes (in case of strip) and fixing firmly with plate test joint etc as required 3.15 mm bare copper conductor (10SWG)

Supply and drawing bare copper conductors of the following sizes along with wiring cables and giving connections etc as required 14 SWG

Supply and laying bare copper conductors of the following size laid 0.6M below ground level including excavating trench of suitable size and refiling as required 10 SWG

Supply of superior quality copper earth socket for the folowing sizes of earth conductor including crimping etc, as required 2.00 mm (14SWG)

3.15 mm (10 SWG)

Supply and providing the following sizes of bolt and nut with washers on the existing MS box/earth bus etc required 25x3mm brass bolt and nut

25x6mm brass bolt and nut

Fabrication, supply & installation of dust and vermin proof, wall mounting, thermoplastic meter box of following size suitable for fixing KSEB meter, fuse units, CT etc, hinged door construction for the front side with compartments if necessary, providing vision panel for the meter compartment, knock out for cable entry and exit. 300x300x170mm

S & F switch disconnector fuse unit (isolator) complete with handle assembly, door inter lock and padlocking arrangement of the following ratings: 32 A DP SDF

Unforeseen items if any Lump-sum Total

Charges for estimate supervision and measurement @ 3.00 %

Charges for check measuring @ 1.00%

S K ELECTRICALS

G S BALAKRISHNAN NAIR