Execution of work regarding Alipore Exch to Space reduction of Equipment rooms downsizing of cooling arrangement power consumption savings and creation of Additional space for monetization SH Laying of power cable Pdg. MV distribution panel at Alipor

S.H: I (Wiring ) - Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface/ recessed steel conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm. FRLS PVC insulated copper conductor single core cable etc as required. a) Group C

Wiring for circuit/ submain wiring along with earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed steel conduit as required.

a) 2 X 1.5 sq. mm + 1 X 1.5 sq. mm earth wire.

b) 2 X 2.5 sq. mm + 1 X 2.5 sq. mm earth wire.

Wiring for light/ power plug with 2X4 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed steel conduit along with 1 No 4 sq. mm FRLS PVC insulated copper conductor single core cable for loop earthing as required.

Wiring for light/ power plug with 4X4 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed steel conduit along with 2 Nos 4 sq. mm FRLS PVC insulated copper conductor single core cable for loop earthing as required.

Supplying and fixing of following ways surface/ recess mounting, vertical type, 415 volts, TPN MCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 200 amps tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCB's (but without MCB's and incomer ) as required . (Note : Vertical type MCB TPDB is normally used where 3 phase outlets are required.) a) 4 way (4 + 12), Double door.

Providing and fixing following rating and breaking capacity and pole MCCB in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required.

a) 200 Amp, 36KA, FPMCCB.

b) 63 A TP MCB.

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

Supplying and fixing DP sheet steel enclosure on surface/ recess along with 25/32amps 240 volts "C" curve DP MCB complete with connections, testing and commissioning etc. as required.

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

a) 40 amps.

b) 63 amps.

c) 100 amps.

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

a) 40 amps.

b) 63 amps.

Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 volts, 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 MCB/RCCB/Isolator) a) 2 + 8 way, Double door.

Installation, testing and commissioning of pre-wired, fluorescent fitting / compact fluorescent fitting of all types, complete with all accessories and tube/lamp etc. directly on ceiling/ wall, including connections with 1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable and earthing etc. as required.

Dismantling the existing fittings from switch room at Jadavpur TE and transport arrangement of the fittings upto Alipore TE i/c placement at suitable place within the building complete as required.

Supplying and fixing following piano type switch/ socket on the existing switch box/ cover including connections etc. as required.

a) 5/6 amps switch.

b) 3 pin 5/6 A socket outlet.

c) 20W, LED fittings with light in the wall i/c connection wire through flexible pipe. (Make : Philips or SS)

d) 20W LED tube (Retrofit) (M/s Philips or SSM)

Supplying and fixing metal box of following sizes (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including painting etc. as required. a) 200 mm X 150 mm X 60 mm deep.

Supplying and fixing of following sizes phenolic laminated sheet cover in front of existing metal box i/c cutting the cover suitable for 4nos. 5A switch, 4 nos. 5A plug and one no. Indicating lamp etc. as required. a) 9'' x 7''

Dismantling the existing wiring with all down rods and fittings,cables of exiting wiring of switch room and panel room, etc. as required.

S.H: II (Laying of power cable) - Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

a) Above 95 sq. mm and upto 185 sq. mm (clamped with 25/40x3mm MS flat clamp).

b) Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp).

c) Upto 35 sq. mm (clamped with 1mm thick saddle)

Supply and fixing of following sizes medium class GI pipe for protection of power cable etc. complete as reqd. (M/s Jindal or BSNL approved make).

a) 75 (3 inches) mm dia.

b) 100 ( 4 inches) mm dia.

Making hole on the floor and wall for passing of cable PVC insulated and PVC sheathed / XLPE aluminium cond. Armd. Cable power cable etc. complete as reqd.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL pipe as required.

a) Upto 35 sq.mm.

b) Above 35 sq. mm and upto 95 sq. mm.

c) Above 95 sq. mm and upto 185 sq. mm.

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

a) 2 x6 sq.mm (19 mm)

b) 4 x 16 sq.mm (28 mm)

c) 3½ X 25 sq. mm (28 mm)

d) 3½ X 50 sq. mm (35 mm)

e) 3½ X 95 sq. mm (45 mm)

f) 3½ X 185 sq. mm (57 mm)

g) 3½ X 240 sq. mm (62 mm)

Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/submain wiring/ cable as required.

S.H:III (MV distribution panel) SITC of MV metering cum distribution cubical panel, wall/floor mounted, made out of 16 SWG CRCA MS sheet suitably powder coated painted and 350 A capacity copper busbars, 3ph & N (in 2 sections), interconnections with suitable capacity copper bars /cables etc. The panel should have cable alleys, base frame of suitable dimensions, protected by rubber gaskets, suitable ventilation system with wire net guards, neutral link, earth lugs, consising of the following switchgears & metering system, necessary sign writing, etc. complete as reqd. (The drawing should be got approved from engineer in charge and material should be BSNL approved make)

Incoming:- a) Moulded Case Circuit breaker, 250 A, 4 Pole,36 KA (M/s L & T D-Sine range MCCB type: DN2-250D, 4 pole, with thermal magnetic release (200-250), Cat.no: CM92109OOP1OG or SS make) - 1 no. Outgoing:- b) Moulded Case Circuit breaker, 125 A, 4 Pole, 36KA (M/s L & T D-Sine range MCCB type: DN0-125D, 4 pole, with thermal magnetic release (100-125), Cat.no: CM90681OOLOOG or SS make) - 02 nos. c) Moulded Case Circuit breaker, 100 A, 4 Pole, 36KA (M/s L & T D-Sine range MCCB type: DN0-100D, 4 pole, with thermal magnetic release (80-100), Cat.no: CM97919OOK2OG or SS make) - 03 nos.

Dismantling of cable from existing Gr. floor MV panel and dismantling of damaged / old MV panel i/c making the goods damages and to be kept at suitable place of the building and dismantling the existing MV panel which was used for power supply of the building, shifting the cable from old panel one by one to the new panel by removing the saddling / existing duct and making holes for passing of cables, new cable laying arrangement, crimping, socketing and making temporarily power feeding arrangement of existing wiring and finally remove the panel from the ground floor, etc. complete as required.

MAKLOYED ELECTRICAL ENTERPRISES