EI work along with SITC of main panel at G plus 4 new building within the premises of Presidency University, College street campus.

Amount

Supply,Testing & Commissioning of Cubical type floor mounted LT panel chamber of suitable dimension (2000 mm x 450 mm x 700 mm depth) comprising of the 1 no. 415V 4pole MCCB with thermal-magnetic release (L &T/Siemens/ ABB) of breaking capacity 36KA and thermal release range 250-320A fabricated from 50x50x6 mm MS angle frame and 16 SWG CRC Sheet with necy. arrangement for 2 nos chamber & hinged type door & LED indicator , CT coil etc for keeping parity with the existing panel. The complete panel board shall be painted by 2 coats of powder coated paint of approved make & brand and after preparation of surface by seven tank process as per direction of E.I.C.

Installation of above mentioned floor mounted cubical type chamber coupling with existing floor mounted panel by nuts & bolts including necessary cutting arrangement in existing panel by skilled labour by co's own tools & tackles incl. interconnection by 150 sq mm cu wire as required as per direction of EIC.

Supply of 150 sq mm flexible FR PVC insulated single core unsheathed cu wire (Polycab/KEI/Havells) for interconnection in between busbar & FP MCCB.

Finishing of the 150 sq mm cu wire ends by crimping method incl. supplying & fixing solderless socket (Dowels make) , tapes, anticorrosive paste & jointing materials as per GS.

Supply of 4 core 300 sq mm 1.1 kV grade PVC/XLPE insulated armoured aluminium cables including earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necessary., mending good damages and painting. (Make-Gloster/KEI/ Havells)(1 length 300 sq mm from 1 no. transformer)x 2 nos transformer=2 length of 300 sqmm cable).

Laying of 2 nos 4 core 300 sq mm XLPE/ PVC/A Aluminium. cable (KEI/Havells /Gloster) in an underground trench in single tier formation (horizontal) , the trench size 680 mm x 760 mm average depth with brick protection on the top of the cable with 8 (eight) nos. bricks per mtr. and 4(Four) nos bricks per mtr as separator between the bricks & cables and also trench to be filled up with shifted soil, leveling up & restoring the surface duly rammed.

Cutting hard metal road (width 800 mm & depth 200 mm) by skilled labour & restoring the surface duly rammed upto original finish.

S & F 80 mm dia medium gauge GI pipe (ISI-Medium) protection with necessary fittings & jointing materials as required.

S & F compression type cable gland suitable for 4 core 300 sq mm XLPE/PVC armoured al. cable complete with brass gland, brass ring, rubber ring for dust & moisture proof entry as per GS.

Finishing of the 4 core 300 sq mm XLPE/PVC armoured al. cable ends by crimping method incl. supplying & fixing solderless socket (Dowels make) , tapes, anticorrosive paste & jointing materials as per GS.

Supply,Testing & Commissioning of Cubical type floor cum wall mounted LT panel of suitable dimension (2000 mm x 1650 mm x 400 mm depth ) comprising of the following electrical accessories fabricated from 50x50x6 mm MS angle frame and 16 SWG CRC Sheet with necy. arrangement. The complete panel board shall be painted by 2 coats of powder coated of approved make & brand and after preparation of surface seven tank process as per direction of E.I.C. INCOMING:- a) S & F 415V 250-320A (thermal & magnetic release) FP MCCB with 36kA breaking capacity (L &T/Siemens/ ABB) -- 03 nos. 2 nos MCCBs for 2 nos transformer and 1 no. MCCB to be operated to act as bus coupler. (Mechanical/Electrical interlocking arrangement should be provided between the buscoupler MCCB and the two source MCCBs) BUSBAR:- 500V Grade,450A 4 nos tinned Copper bus bar of size 45x12 mm, length 1200 mm each having for Phase and N in Sheet metal box (16 SWG) with hinge type door with locking arrangement with telescopic screw - 1 set EARTHING:- 30x10 mm running aluminium earth bar with terminals at both sides of the panel. OUT GOING:- a) S & F 415V 36kA 125A FP MCCB (L&T/ABB/Siemens) - 6 no. b) S & F 415V 36kA 63A FP MCCB (L&T/ABB/Siemens) - 2 nos

Installation of above mentioned floor cum wall mounted cubical type LT panel on 7' x 2' x 1' concrete floor base by four nos 50 x 6 MS angle iron legs with MS plate including net cement finish as required as per direction of EIC.

Excavation of soil for installation of Earth Electrode and filling & ramming as to GS.(For soft soil)

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level & restoring surface duly rammed (ISI-Medium GI pipe) as to GS.

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 50 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required as to GS.

Extra for providing masonary enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep complete with cemented brick work of 25 cm width duly plastered with cement morter CI hinged inspection cover of size 35.56 x35.56 cm with locking arrangement GI reducer incl. drilling holes on the GI pipe.

Extra for treatment of soil by using salt & charcoal or coke for plate electrode as per GS.

Connecting the equipments to earth busbar including S & F 25mm x 6mm galvanized MS flat on wall/floor withGI saddles as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages as to GS.

S & Drawing of 4 core 25 sq mm PVC/A cable incl. supply & laying of 2 nos 10 SWG GI wire on wall by MS saddle. (Make-- KEI/Gloster/ Havells)

S & Drawing of 2 core 10 sq mm PVC/A cable incl. supply & laying of 1 no 10 SWG GI wire on wall by MS saddle. (Make-- KEI/Gloster/ Havells)

S & F 4 way MCB enclosure box with IP-20/30 protection, powder coated provision, on angle iron frame on wall & provision for earthing attachment (Make- Legrand /ABB/ Siemens)

S & F 240/415V MCB of breaking capacity 10kA & 'C' characteristics on din rail of existing DB incl. necy connections. (Make- (Legrand /ABB/ Siemens)

32A FP MCB

40A DP Isolator

6-32A SP MCB

S & F (12+2) way Double door SPN MCB DB with IP-42/43 protection on angle iron frame on wall & mending good the damages to original finish incl. interconnection with suitable size cu wire and neutral link& provision for earthing attachment ( Make-Legrand /ABB/Siemens)

Distribution wiring by 2x2.5+1x1.5 sq mm FR PVC insulated cu.wire through 20 mm dia PVC rigid conduit (Precision-M) to light/fan/ call bell/exhaust fan pts.with piano key type switch on MS box incl. 3 mm thick b.k top cover and 3 nos cu bar as per GS .(Avg. run -8 mtr.) (Make-Finolex/KEI/Polycab)

Distribution wiring by PVC cu wire through 20 mm dia PVC rigid conduit (Precision-M) incl. necessary fittings as reqd.

2x2.5+1x1.5 sq mm

2x1.5+1x1.5 sq mm

Connecting the equipments body to earth busbar incl. S & F 25mm x 3 mm galvanised GI flat on wall/floor with GI saddles as reqd. and connection to equipments with bolts & nuts etc.

S & F 9Watt LED IP-65 Bulkhead light fittings on wall incl. necy. accessories. (Make-Crompton/ Philips/Wipro)

S & F 240V 1no 20A plug socket with 1 no 20A piano key type switch (Anchor) on wall incl. S & F MS box of size 150 x 100 x 65 mm (16 SWG) with 3 mm thick b.k top cover incl. making necy. connections.

S & F compression type gland complete with brass gland, brass ring for 2 core 10 sq mm PVC/A cable.

S & F compression type gland complete with brass gland, brass ring for 4 core 25 sq mm PVC/A cable.

Finishing the ends of the following cables & Cu wire by solderless socket, Tapes, anti corrosive paste. etc.

For 4 core 25 sq mm PVC/A cable

For 2 core 10 sq mm PVC/A cable

For 2x2.5+1x1.5 sq mm cu wire

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level & restoring surface duly rammed (:For Morrum Soil ISI-Medium GI pipe as to GS.

Excavation of soft soil for installation of earth electrode and filling incl. ramming the same properly.

S & F earth busbar of galvanized (Hot Dip) MS flat 40mm x 6 mm on wall having clearance of 6 mm from wall incl. providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as reqd (each 0.5 mtr)

Extra for treatment of soil by using salt & charcoal or coke for pipe earthing as per direction of EIC.

Hiring Charges for scaffolding arrangement incl. dismantling at the end of work and carriage for LC installation of vertical run.

S & Fixing of porceline post insulator (SP 65 of ASIAN electrical & Electronics) suitable for passing for earth conductor (As approved by EIC) with 2 nos screw on wall/parapet including suitable arrangement for fixing of earth continuity flat.

Extra for providing masonary enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep complete with cemented brick work of 25 cm width duly plastered with cement morter CI hinged inspection cover of size 35.56 x35.56 cm with locking arrangement GI reducer incl. drilling holes on the GI pipe.

Supply & Laying 50 mm dia GI pipe protection in UG trench, different drain for 25mm x 6mm GI flat.

Making soldered joints between GI strips & Air-terminals and other metallic objects incl. supply of jointing materials with 2 nos 8 mm dia and 3/4 th length nut bolt of same materials with contact grease and painting with 2 coats of bituminous paint.

S & F lightning conductor Air-terminals made of 15 mm dia 1500 mm long GI pipe (ISI Medium) having five prongs of 4 SWG GI (Hot Dip) wire at top with 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. duly grouted on the parapet etc. in CC mortar(4:2:1) with 4 nos fastener.

S & F GI (Hot Dip) strips 25 mm x 6 mm thick for vertical run on wall for lightning conductor with existing post insulator spaced not exceeding 500 mm apart incl. mending good the damages to building work with wire at top with 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. duly grouted on the parapet etc. with 4 nos fastener.

S & F GI (Hot Dip) strips 25 mm x 6 mm thick for parapet/roof /horizontal run/plinth surface on wall for lightning conductor with existing post insulator spaced not exceeding 500 mm apart incl. mending good the damages to building work with wire at top with 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. duly grouted on the parapet etc. with 4 nos fastener.

Earthing with 65 mm dia GI pipe 3.64 mm thick x 3.04 mtr long and 1 x 40 x 6 mm GI (Hot Dip) strips (4 mtr.) long 13 mm dia x 80 mm long GI nut bolt,washer incl. S & F 50 mm dia GI pipe protection(1 mtr long) to be filled with bitumen partly under the ground level & partly above ground level driven to an average depth of 3.65 mtr below the ground level.

Excavation of soft soil for installation of earth electrode and filling incl. ramming the same properly.

S & laying 50 mm dia GI pipe protection in UG trench, different drains for passing the 40 mm x 6 mm GI flat.

S & Fixing Earth busbar of galvanized (Hot Dip) MS flat 50 mm x 6 mm on wall having clearence of 6 mm from wall incl. providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required.

Extra for treatment of soil by using salt & charcoal or coke for pipe earthing as per direction of EIC.

Cutting cornics/steps etc. incl. cutting recess in buildings etc. & S & Fixing 32 mm bore (ISI Medium) GI pipe protection as below and mending good the damages to the building works----Length upto 2 mtr as reqd.

Making soldered joints between GI strips & Air-terminals and other metallic objects incl. supply of jointing materials with 2 nos 8 mm dia and 3/4 th length nut bolt of same materials with contact grease and painting with 2 coats of bituminous paint.

S & Fixing of porceline post insulator (SP 65 of ASIAN electrical & Electronics) suitable for passing for earth conductor (As approved by EIC) with 2 nos screw on wall/parapet including suitable arrangement for fixing of earth continuity flat.

Hiring Charges for scaffolding arrangement incl. dismantling at the end of work and carriage for LC installation of vertical run

S & F of testing joints by 50 mm x 6 mm thickGI (Hot dip) strip 125 mm long grouted on wall having clearence of 6 mm from wall incl. providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required.

S & F masonery inscription pit for earth station shall be approx 0.56m x 0.56m (1'10" x 1'10") outside dimensions and approx 0.45m (1'6") deep when completed, having 5" thick cement brick work with 1st class brick in cement morter (6:1) both inside & outside plastered 19 mm (3/4") thick both inside & outside and top shall be provided with R.C.C. cover fixed & flushed with ground surface. All the excavations shall be duly back filled,dressed & properly rammed.

Messrs HI- Q - ENTERPRISE

R.N.ROY ELECTRICAL CONTRACTOR

T.D.K. ENTERPRISE

SUBRATA GHOSH