Providing re-wiring and additional electrification in the Zonal office building Kazhakkoottam , Thiruvananthapuram

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, 3 plate ceiling rose.

Single control light point with out ceiling rose

Single control ceiling fan point with 6 A.3 plate ceiling rose and with socket typed electronic regulator.

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

Supply, conveyacne installation testing and commissioning the following types of light fittings made from CRCA sheet with 0.5mm thickness with all accessories and lamps directly on wall and giving connections with 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 fixing angle / straight brass lined skirt type, bakelite batten holder without shade and giving connection etc as required.

Supply and providing the following types and power rated lamps in the existing fittings as required.

Normal size 18/20 WBC / ES retrofit CFL

Normal size 8 WBC / ES retrofit CFL

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

Supply and providing the following types and power rated lamps in the existing fittings as required.

Normal size 18/20 WBC / ES retrofit CFL

Normal size 8 WBC / ES retrofit CFL

Supply, conveyance, installation, testing and commissioning of ceiling fan of the following sizes using standard accessories excluding resistance type regulator, wiring the down rod with 16/0.20mm PVC insulated and PVC sheathed 650/1100 V grade 3 core round copper conuictor flex wire or with extended original wiring etc.. as required.

1200 mm sweep (category B) 5 star rated.

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

Supply and fixing computor point including supply and fitting 3 sets of 6A flush type plug socket 5 pin with 6A modular type SP control switches on suitable size MS metal .

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 gauge.

25mm dia light gauge

Supply and fixing the following sizes of PVC condut (Medium) conforming to IS 9537/1983 Part III along with all required accessories on recess including making good the damages etc.as required.

20mm dia light gauge.

Supply and drawing 650/1100 V grade PVC insulated stranded single core copper conductor cables conforming to IS 694/part I 1964 in the existing surface/recess conduit as required including giving necessary connections of the following sizes of power plug and supply main etc.

1.50 sq mm 2 run

1.50 sq mm 3 run

1.50 sq mm 4 run

1.50 sqmm 6 run

2.50 sq mm 2 run

2.50 sq mm 4 run

4.00 sqmm 2 run

4.00 sqmm 4 run

6.00 sqmm 4 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 damage, colour washing etc as required.

4 way (8+12) - double cover TPN vertical DB with provision for fixing 4P MCB / Isolator / RCCB / RCBO as incomer and SP/TP MCB as outgoing (IP 42/43)

4 way (8+12) - three phase double cover (IP 42/43)

12 way single pdouble cover (IP 42/43)

Supply and installation of the following accessories suitable for 50Hz, AC supply conforming to IS 8828/IEC 60898 of the following current ratings in the existing enclosure and giving connections as required.

40 A2 pole mini break isolator

40 A2 pole, 30 m A RCCB

40 A, 4 pole, 30 mA RCCB

63 A, 4 pole, 30m m A RCCB

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

Supplying and drawing the following types of UTP Cable conforming to relevant standards through the existing conduit and giving connections as required.

Cat 6 UTP Cable.

Supply and fixing the following sizes of boxes suitable for modular accessories in surface / recess including making good the damages, colour washing etc as required.

3 module moulded plastic box on surface

Supply & Fixing the following types / sizes of front plates on the existing modular boxes. (RoHS)

3 module white / off-white

Supply and fixing the following modular switches & accessories in the existing front plates and giving necessary connections as required (Group B)

Supply, fabrication, conveyance and fixing the following sizes of B class GI pipe bent to shape / cut and welded to shape and fixing the same to wall / parapet using clamps as noted along wiith each size, painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer, making good the damages, colour washing etc as required (for the installation of outdoor light fittings).

32mm dia with clamps made from 20 x 3 mm MS flat .

Supply, conveyance, installation, testing and commissioning of Yard light Philips BRP 320 1 x 24W LED / equivalent make fitting on the existing GI pipe and giving connection with 16/20 mm 3 core round copper conductor flex wire or with extended original wiring etc as required.

Supply and providing plate earthing as per IS 3043 with 600 x 600 x 6.30mm GI/CI earth plate, 20mm GI watering pipe fixed to the earth plate with 20 x 3mm GI clamps, GI funnel with weld mesh, filling required quantity of charcoal 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 soil)

Supply and providing the following sizes of cast iron gully trap with covering at the top of the inspection chamber of earth pit as required.

300 x 300 x 6 mm cast iron gully trap with covering

Supply and providing earth lead from the test joint to the earth 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.

3.15mm bare copper conductor (10 SWG)

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 x 25 x 3 mm GI strip

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

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

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 fuse unit complete with handle assembly, door inter lock and padlocking arrangement of the following ratings:

63 A, AC 23 A, TPN DSF for DIN fuse

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

63 A, 415 V, DIN type fuse base

63 A, 415 V Backelite fuse fitting

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

STEPHEN MOSES

Harmony engineers pvt ltd