providing and additional wiring and electrical maintenance work in karikkakam HS under Trivandrum city corporation

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. (Group B) modular accessories

Single control light point with 6A, 3Plate ceiling rose

Single controll seleing fan point with 6 A, 3 plate ceiling rose and with socket typped electronic regulator.

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.

Independent plug

Supply conveyance, installation, testing and commissioning of Energy efficient T5 1x28 W Flourescent tube fittings (Govt approved and reputed brands like crompton, bajaj, philips GE) including lamp with all accessories and giving connection with 3 core PVC insulated copper flex wire on wall/ceiling conforming to relevant ISS etc. as required

1 x 28 w T5 fitting with APF electronic ballast suitable for continous operation with THD <10%, power factor>0.98, RoHS complaint, high lumen tube

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.

1200 mm sweep (category B) 5 star rated

Supply and fixing computor point including supply and fittin 3 sets of 6A modular type plug socket 5 pin with 6A piano type SP control Switches on suitable size MS metal box ( B Group) ( as per PWD spsecification)

Supply and fixing the following sizes of PVC Conduit conforming to IS 9537/ 1983 Part III along with all required accossories on surface including making good the damages etc as required.

20 mm dia light gauge.

25 mm dia light gauge.

Supply and fixing the following sizes of PVC Conduit conforming to IS 9537/ 1983 Part III along with all required accossories on surface including making good the damages etc as required.

20 mm dia light gauge.

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.

1.50 sqmm 3 run

1.50 sqmm 3 run

1.50 sq mm 4 run

1.50 sqmm 4 run

4.00 sq mm 6 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.

12 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, 30 mA RCCB

6 A to 32 A, 10 KA, SP MCB (B curve)

Supply of Superior quality copper reducer (banana) cable socket and making core termination of cables of the following sizes including crimping etc. as required.

Supply and providing pipe earthing as per IS 3043 with 3.60m long 40mm dia B class GI pipe, GI funnel with weld mesh, filling required quantity of charcoal & salt including construction of inspection chamber with a bed concrete of 1:4:8 PCC using 40mm broken stone (10 cm thick), brick work in cement mortar 1:6, plastering the surface of brick masonry and the exposed surface of PCC bed with cement mortar 1:4, 12mm thick, (the finished inside dimension shall be 300x300x300mm) but excluding test joint, earth continuity conductor to the plate, and covering at the top. (in ordinary rocky - soft laterite soil)

Supply and providing the following size 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

2x25x3 mm GI Strip

Supply and providing earth lead from the test joint to the earth electrode using 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 cipper conductor (10 SWG)

Supply and laying bare copper conductors of the following sizes laid 0.6 m below ground level including excating trench of suitable size and refilling etc. as required.

Supply and laying bare copper conductors of the following sizes laid 0.6 m below ground level including excating trench of suitable size and refilling etc. as required.

Supply of supperior quality copper earth socket for the following sizes of earth conductor including crimping etc. as required.

2.00 mm (14 SWG)

3.15 mm (14 SWG)

Supply of supperior quality copper earth socket for the following sizes of earth conductor including crimping etc. as required.

25 x 3 mm brass bolt and nut

25 x 6 mm 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.

S & F switch disconnector unit (isolator) complete with handle assmebly, door inter lock and padlocking arrangement of the following ratings

32 A DP SDF

Supply and fixing the following accessories in the existing meter board and giving connections etc.

32 A, 415 v, DIN type fuse base

32 A, 415 V, 2 way neutral link mounted on DMC/SMC base

Unfore seen item

Charge for estimate supervision and measuring charge @ 3%

Charge for check measuring @ 1 %

RADIANT ELECTRICALS

Vijayabhanu.R

STEPHEN MOSES

R.S.Suresh Kumar