RE TENDER PROJ NO 522 thiruvallam office electrical maintenance in thiruvallam zonal Thiruvananthapuram 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, 3 plate ceiling rose

Single control light point without ceiling rose .

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

Twin control light point with 3 plate ceiling rose .

Call bellpoint with piano type 6 A bell push at one end and 6A, 3 plate ceiling rose at other end.

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 (long point)

Supply & installation of light fittings on TW round block Supply, conveyance installation testing and commissioning the light fittings of following types 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 required length of 16/0.20mm 3 core copper conductor flex wire conforming to relevant ISS and giving connections as required.1200 mm 1X20W LED Lamp with box type fixture

Supply conveyance, installation testing and commissioning ( Havells/Philips/Bajaj) make recessed mounted, compact vertical, round shaped down lighter with removable driver suitable for low ceiling lights 15W LED 4000K (white)

Supply and fiving the following types of superior quality 250V AC call bell on existing MS box and giving connections with required length of 3 core 16/0.20 mm 650/1100V grade PVC insulated and PVC sheathed round copper conductor flex wire conforming to relevent ISS or with the etended original wiring earthing the MS box and making good the surface as required Musical bell with bird sound.

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

Supply and installation of suitable size MS rod type fan clamp in the RCC slab as per IS 732 as required.

Charges for cutting holes suitable for accomodating exhaust fan up to 305 mm sweep including plastering colour washing etc. as required

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 with 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.25 mm dia with HG company fabricated clamps

MR 1302 Supply conveance, installation testing and commissioning of the following sizes of exhaust fan in the existing opening fixing necessary bolts and nuts,, making good the damages etc. as required including giving connections wuth required length of 24/0.20 mm PVC insulated and PVC sheathed 650/1100 V grade 3 core round copper conductor flex wire conforming to relevant ISS 305 mm sweep 1400 rpm Heavy duty exhaust fan working on 230/240 V single phase A/C

Supply and drawing 650/1100 V grade FRLS 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 2 run

1.50 sqmm 3 run

1.50 sq mm 4 run

1.50 sq mm 6 run

2.50 sq mm 3 run

2.50 sq mm 3 run

2.00 sq.mm 4 run

4.00 sq.mm 2 run

4.00 sq.mm 4 run

6.00 sq.mm 3 run

6.00 sq.mm 4 run

10.00 sq.mm 4 run

Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required. 20 sq mm

Supply and fixing 100x50mm PVC cable Management system with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and maing good the damages in case of recessed installation as required 100X30 mm CMS with base and lid

Cable divider

External Angle

Internal Angle

Flat Angle

End Cap

Flat Cross

Supply & Fixing the following sizes / modules GI box along with modular base and cover plate for modular switches in recess etc. as required 8 module ( 125 x 125 mm)

Supplying and fixing following modular switch / socket on the existing modular plate and swicth box including connections but excluding modular plate etc. as required 3 pin 5/6 Amp socket outlet

Supplying and fixing following modular switch / socket on the existing modular plate and switch box including connections but excluding modular plate etc. as required 3 pin 5/6 Amp swicth

Supplying and fixing suitable size GI box with modular plate and cover in front on surface / recess including providing and fixing 6 pin 5/6 and 15/16 amps modular socket outlet and 15/16 amps modular switch connection etc. as required

Supplyy and installation of sheet steel phosphatised and painetd dust and vermin proof enclosure of MCB DB including copper / brass bus bar neutral link earth bus and DINN rail suitable for fixing MCB/ isolator etc. fixed on the wall aming good the damages, colour washing etc. as required. 6 way (8+18) 3 phase double door ( IP42/43)

Supplyy and installation of sheet steel phosphatised and painetd 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 the wall using anchor bolts or fixed in recess including cutting hole on the wall, making good the damages, colour washing etc. as required. 4 way (8+12) 3 phase double door ( IP42/43)

Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCBIRCCB/Isolator) 8 way Double door

Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCBIRCCB/Isolator) 16 way Double door

Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCBIRCCB/Isolator) 12 way Double door

Supply and installation of sheet steel phosphatised and painted dust and vermin proof enclosure of MCB DB including copper / bras bus bar neutral link earth bus and DIN rail suitable for fixing MCB/isolator etc. fixed on the wall, making good the damages colour washing etc. as required. 12 way (8+12) double cover TPN vertical DB with provision for fixing MCCB as incomer and SP/TP MCB as outgoing (IP42/43)

Supplying and fixing following rating, double pole, 240 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required. 40 Amps

Supplying and fixing following rating, four pole, 415 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required. 40 Amps

Supplying and fixing following rating, four pole, 415 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required. 100 Amps

Supplying and fixing following rating, double pole ( single phase and neutral ) RCCB having a sensitivity current 300 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required. 40 Amps

Supplying and fixing following rating, four pole ( three phase and neutral ) 415V RCCB having a sensitivity current up to 300 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required. 40 Amps

Supplying and fixing following rating, four pole ( three phase and neutral ) 415V RCCB having a sensitivity current up to 300 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required. 63 Amps

Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, "C" curve, MCB for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Single pole

125A 415V 50Hz AC 23 A duty 4 pole switch disconnector unit

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. 600x300x214 mm

Supply and fixing cast aluminium stove enameled bulk head fitting with deep drawn anodised aluminium body, epoxy powder coated, heat resistant prismatic glass cover suitable for 9 W CFL to wall/ ceiling including giving connection 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.

Supply and fixing brass batten / angle holder including connection with 10W LED bulb as required.

Supply and installation testing and commissioning of 40 W white LED post top ( gate light ) maid in cast aluminium spigot housing with decorative opal polycarbonate diffuser and IP 65 protection ( Bajaj make CELESTA BGCL 40W LED / Crompton make LPTO 40 CDDl/ equivalent make )

Supply and fixing the following accessories in the existing meter board and giving connections etc. 100A 415V backlite type fuse fittings

Supply and fixing the following accessories in the existing meter board and giving connections etc. 100A 415V 2 wa neutral link mounted on DMC/SMC base.

MR 1460-63, HRC fuse base with HRC fuse link

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

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 x300x6 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 ect a required. 2 x 25x 3 mm GI strip.

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 pf strip) and fixing firmly with plate test joint etc as required. 25 x 3 mm GI strip.

Supply and drawng bare copper conductors of the following sizes along with wiring cable and giving connections etc as required. 2.00 mm copper conductor (14 SWG)

3.15 mm copper conductor (10 SWG)

Supply and laying bare earthing conductors of the following sizes laid 0.6 m below ground level including excavating trench of suitable size and refilling etc. as required.(In ordinary soil) 4.75 mm copper conductor (6 SWG)

Supply of superior quality copper earth socket for the following sizes of earth conductor including crimping etc. as required 4.75 mm ( 6 SWG )

Cat 6 UTP cable 23 AWG solid 305 M

Face plate - single ( keystone Jack, square )

Jack Cat 6 keystone UTP - White

Back box of single, Dual ( cat5e/ cat6/cat6A, square)

Cat 6 UTP 24 AWG patch cord: 1M, plug 30U Snagless

Cat 6 UTP 24 AWG patch cord: 2M, plug 30U Snagless

Suppl and conveyance installation testing and commissioning of wall mounitng type split air conditioner unit conforming to IS fitted with rotary compressor operaring on 230V single phase AC supply, R4 10A / R32 nonn CFC refigerant capable of performing functions like Coolingg Dehumidifying air circulating filtering etc of following capacity, micro processor contelectric cable copper pipe and thermal insulation up to 4 M as required with one year on site warranty, 5 year compressor warranty and one year free service. 100 copper 2.0 TR 3 star 1 phase invertor type split AC unit ( Voltas / equivalent make of PWD approved with ISI )

Supply and providing brackets

Supply of 3.45 KVA voltage stabilizer suitable for 2.0TE single phase split type A/C unit with voltage range of 170-270V having built in thermal overload protection; Low & High Voltage cut - off and Low & High Voltage Cut off protection -- Protects connected equipment form potentially danggerous voltages ( V guard VG 500 or equivalent )

Supply providing the following size soft drawn copper pipe for extending the pipe between outdoor and indoor unit, including insulating the pipe using rubberised foam sleeve 10mm thick, brazing, leak testing etc:- 3/8 inch (9.525 mm) and 5/8 inch (15.875 mm ) 22 gauge

Amount remitted to KSEB for regularising the additional load (actual amount will be reimpersed on production of orgiinal receipts)

SURESH T

SL ELECTRICAL WORKS

B SASIKUMAR

SHABU