Renovation of EI work for proposed Dialysis Unit including LT Main Panel and Fire Pump Room of Tehatta SD Hospital at Tehatta Nadia

Amount

Dismentling the existing E.I. work incl existing defective, non functioning Panels , PBDB, LBDB, Main Switch etc by Co's own tools & tackles by maintening normalcy as far as possible as per direction of EIC. [NS]

L.T. PANEL: Supply, Installation, Testing & Commissioning of L.T. cubical type fully compartmentalized distribution panel board (CPRI approved) , having rigid and self supporting structure fabricated with 14 SWG CRCA sheet with M.S. angle iron frame (main frame with 50 x 50 x 6 mm angle and each compartment with 40 x 40x6 mm angle iron). The base of panel should be made with 100 mmx 50mm x 4.7 mm M.S. channel. Each compartment will be providing with hylam board at back side.[Main LT Panel board]. Cost of all necessary civil work such as making hole on wall, floor, additional and alternation of trench,supply & fixing of MS channel and making brick or RCC as required for the installation of LT Panel is included . All type of electrical accessories for fabrication of this L.T panel such as cable end box, connecting cable, wire, Al. bar, switches, heat dissipation fan and allied components as well as works also included. [LT MAIN PANEL IN THE HOSPITAL] [Non-Schedule Item]

Construction Details :All incoming & outgoing switches are to be housed in respective compartments hinged and gasket doors at the front. All doors should have panel locking arrangement in such a fashion that it can not be opened unless the feeder remains in off position. The rear panel should gasketed, by providing rear panel doors with locking system . The panel is to be properly gasketed to prevent the dust & vermin. All vertical bus bar chambers is to properly arrange and all electrical equipments are to be fixed by nuts and bolts on suitable Hylam board / porcelain insulators of adequate size and dimension. The outgoing feeder connection from respective switches are to be made at rear side of panel by means of busbar, copper multi core cables, to be terminated on bolted type terminals for cable connection or on bush insulators for bus bar connection. INCOMER FEEDERS each consisting of : (a)415 V, 630 Amp TPN main switch with DIN type HRC fuses (Make – Approved) (b) 630/5A , 10VA , CL 1.0, CT for Metering - 1nos. (c) Digital multi data meter capable of reading, Voltage, Current, Power Factor, Frequency, kilowatt hours, Cl. 1.0, flush mounting with RS 485 communication port - 1nos. (d) LED Type R,Y,B Phase Indicating Lamps - 3 Set (e) LED Type ON,OFF & TRIP Indicating Lamps - 3 Set (f) 4A, FP, MCB's For Control Circuit -3 Set

Bus bar section :500V, 800 Amp capacity 99.9% 4 bar Cu bus bar mounted on non-hygroscopic porcelain insulator / hylam sheet having sufficient di-electric strength duly wrapped with colour PVC tapes (Red, yellow, blue & black) for phases & neutral identification- 1 set The busbar is to be rigidly supported on suitable non-hygroscopic insulating materials of robust ration to with stand electromechanical stress in the event of earth fault. All connection to bus to made by suitable nuts & bolts. The busbar is too wrapped with coloured PVC (Red. Yellow, Blue & Black) for colour identifications. OUTGOING FEEDERS: i) 415 V, 250 Amp TPN main switch with DIN type HRC fuses (LT make-SK90487) - 2 nos, ii) 415 V, 200 Amp TPN main switch with DIN type HRC fuses - 2 nos, ii) 415 V, 160 Amp TPN main switch with DIN type HRC fuses -4nos, Interconnection :- All interconnection between incoming main to Busbar are to be made with suitable size Cu. bars or equivalent flexible pve insulated multistranded single core Aluminium cable and the same between busbar to each outgoing mains and & for metering arrangements are to be made by suitable size of socketing of the end of each wire leads.

Earthing :-A separate continuous G.I earth busbar of appropriate size is to be painted at the inside bottom of the panel and run across the full load of the panel board. All electrical equipment are to be properly earthed with suitable size G.I. wire. The complete panel board is to be spray painted after required surface treatment by 7 tanks process / sand blasting with 2 coat of red oxide primer & 2 coat of finished paint over dried or powder coating.

LT CABLE in Sub-Station : Supplying & Laying of one PVC insulated sheathed / XLPE power cable of 1.1 KV grade 4 Core x 400 sq.mm through existing cable route in open air incl. taking of cable protection, setting them in order, mending good the damages [ From WBSEDCL Meter to Main panel ]. [Make : Approved] [Supply of cable - Non-Schedule Item, Laying of Cable - PWD/GS Page: F-3 Item: 4/b ]

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below (a) 4 Core x 400 sq.mm. [PWD/GS Page: F-4 Item: 7/c ]

Finishing of the XLPE/PVC insulated armoured cable ends by soldering with cable sockets and insulated tapes etc., including supplying sockets, soldering materials, tapes etc. and making connection to switch, BDB and BBC etc. (a) 4 Core x 400 sq.mm. [PWD/GS Page: F-5 Item: 8/b ]

Earthing with 65 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 50 mm x 6 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts [PWD/GS Page: G-1 Item: 2/c ]

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos.12 mm dia holes on the GI pipe. [PWD/GS Page: G-2 Item: 3/a ]

Extra treatment of soil by using salt & charcoal for plate electrode as to G.S. [PWD/GS Page: G-2 Item: 3/b ]

Excavation of soil for installation of Earth Electrode and filling & ramming. For Soft Soil. [PWD/GS Page: G-1 Item: 1/a ]

Supply & fixing earth busbar of Cu. (Hot dip) MS flat 65 mm x 8 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(apprx. weight 4.615kg/mtr). [Non-Schedule Item ]

Connecting the equipments body to earth busbar and earth busbar to earth electrode incl. S & F 50 mm x 6 mm Galvanized (Hot Dip) MS flat on wall/floor with GI saddle as required and connection to equipments with incl. drilling holes, bolts, nuts,washers etc. (equipments body to earth busbar ) [PWD/GS Page: G-3 Item: 5/e ]

SAFETY EQUIPMENT Providing & fixing danger plates made of mild steel at least 2mm thick & vitreous enameled white on both sides & with inscription in signal red colour on front side as required. (a) Medium Voltage - size 200mm x 150mm [Non-Schedule Item]

Supply and fixing shock treatment chart duly mounted on a wooden frame with 5mm thick glass as reqd. (approximate front area 1.20 sq.metre). [Non-Schedule Item]

Providing of rubber mat 2 mtrs Length x 1 m. wide and 6mm thick to with stand 3.3 KV dielectric strength as per IS 15652-2006. [Non-Schedule Item]

Supplying and fixing 415 V 630A Four Pole MCCB of Breaking capacity 36kA/50kA with fixed thermal and fixed magnetic / adjustable thermal and fixed magnetic setting in SS enclosure fixed on wall and necessary connection (Make-L&T,Cat No.CM94104OOT1OG) (For incomer of WBSEDCL Main LT line) [NS]

Supply and fixing 415 V 320A TPN on load front operated chageover switch with sheet steel enclosure with nuts bolts on angle iron frame on wall with cable end box on one side as per rating including power coated painting on it (make-Approved) of different sizes [PWD/GS Page: D-2 Item: 3/a ]

S/F three phase busbar box with 4Nos 500 V suitable size of 200 A copper bar 99.99% electrolytic tinned copper flats (BBC made) fixed on FRP chair & the entire bars,nut,ball & washer are insulated with PVC heat sinkable sleeve of suitable size & colour as per direction of EIC [PWD/GS Page: D-13 Item: 19/b ]

Straigh through Jointing of cable by compound jointing kit including S&F ferrul, tapes and jointing materials (Brand approved by EIC) 4 core 70 sqmm cable [PWD/GS Page: F-6 Item: 10/vii ]

4 core 95 sqmm cable [PWD/GS Page: F-6 Item: 10/viii ]

Supplying and fixing of 4 way double door Vertical TPN MCB Distribution board up to 160A capacity for MCCB incomer with IP-42/43 protection incl 125A MCCB and 4 nos ( 'C' serise 10kA) 63A TPMCB on angle iron frame on wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment [Schedule Item]

S&F 415V 4 way TPN MCBDB with double door SS enclosure with IP-42/43 protection having 1No 63A 4 pole MCB Isolator and 12 Nos ( 'C' serise 10kA) 10-32A SPMCB along with necessary neutral link and all interconnection & provision for earthing attachment concealed in wall after cutting the wall and mending good the damages to original finish as per GS. (make-Approved) [Schedule Item]

S&F 2+12 way double-door SPN MCB Distribution Board with IP-42/43 protection, with 240 V 40 A DP MCB Isolator as incomer and 12 nos. 6-10A SPMCB as outgoing, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment.as per GS (make-Approved) ( due to change in size and place of incomer for various building barracks and offices)[Schedule Item]

Supplying and fixing 415V, 160A TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating. ( Make-L&T/Havells/Siemens) [ 4(a) / D- 3 ]

Supplying and fixing 415V, 32A TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating. ( Make-L&T/Havells/Siemens) [ 4(a) / D- 3 ]

Supplying and fixing 415V, 63A TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating. ( Make-L&T/Havells/Siemens) [ 4(a) / D- 3 ]

Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' insulated & unsheathed copper wire (Brand approved by EIC) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19mm bore, 3mm thick ploythene pipe with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Modular type switch (Brand approved by EIC) fixed on Modular GI switch board complete with 2 nos. suitable "Ph & N" copper bar with top cover plate making earthing attachment fixed on wall including mending good damages to original finish. Average run 12mtr [PWD/GS Page: E-25 Item: 1/f] [Schedule Item]

Do-do-- on board [PWD/GS Page: E-24 Item: 3/a] [Schedule Item]

The following 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required 3x10sqmm + 2x6sqmm [ 1(a)/ E- 14 ]

3x6sqmm + 2x4sqmm [ 1(a)/ E- 14 ]

2x4sqmm + 1x2.5sqmm [ 1(a)/ E- 14 ]

2x2.5sqmm + 1x1.5sqmm [ 1(a)/ E- 14 ]

Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes as per GS. 1.5sqmm [9 (i)/F-5]

2.5sqmm [9 (i)/F-5]

4 sqmm [9 (ii)/F-5]

6 sqmm [9 (ii)/F-5]

10 sqmm [9 (ii)/F-5]

Supply of 4ft LED T-8 box type single batten with end cap complete with all accessories (Phillips make Cat no. - TMC 502 P 1x T-LED 22 W P3241) [NS]

Supply of 22W LED T-8 lamp (Make-Philips, Type-MAS LEDtube 18W, 865 T8 I – 1800lm or equivalent of Wipro, Havells as per choice of EIC ).

Fixing only single/twin fluorescent light & light fitting suspended 25 cm bellow the ceiling with 2 No. 20 mm dia EI conduit (14 SWG) supports fixed with “L” type MS clamp whose one side fixed on ceiling with sutable size 4 nos. fastener and other side connected with the conduit with suitable size of bolts and nuts incl. S&F EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps and connecting the length of PVC insulated wire and mending good damages to original finish and painting etc. by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length. [17/C-2]

Supplying & Fixing bulk hcad light fitting (Havclls makc),with die cast aluminium housing & frosted glass on vall/ceiling incl. S&F l2watt lamp conrplctc sct. [23 /D-13 |

Supply of 2/4 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [ Make -Brand approved by EIC] 4 core 95 sqmm [ NS ]

4 core 50 sqmm [ NS ]

Laying of cable on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy. mending good damages and painting. 4 core X 95 sq.mm. [ 2(e)/ F- 1 ]

4 core X 50 sq.mm. [ 2(e)/ F- 1 ]

Laying of cable as below, after cutting floor/pavement/wall/ and making holes incl., embedding the cable at an average depth as below and mending good the damages to original finish incl. removing the rubbish. 4 core X 50 sq.mm. [ 5(ii)/ F- 3 ]

Laying of one No. cable above 35 sqmm and upto 185 sqmm in underground trench 460mm wide x 760mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per Mtr. including filling the space between the bricks and cable and also the trenchwith shifted soil, leveling up and restoring surface duly rammed. [ 1(b)/ F- 2 ]

S & F of medium gauge 40mm dia G.I pipe (ISI medium) for protection of cable with necessary fitting and jointing materials as required as to G.S for various pole light underground cable and ceossing of road.[PWD/GS Page: f-6Item: 11 c] [Schedule Item]

Laying of 4 core 50 sqmm Cable through existing GI Pipe as per GS[ 3(b)/ F-1 ]

Laying of 4 core 95 sqmm Cable through existing GI Pipe as per GS[ 3(b)/ F-1 ]

Supply & Fixing of brass compression type cable gland suitable for the following PVC/Ar cable complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry as to GS. 4 core X 95 sq.mm. [ 7(c)/ F- 4 ]

4 core X50 sq.mm. [ 7(c)/ F- 4 ]

Finishing of the following PVC armoured cable ends by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials as to GS. 4 core X 95 sq.mm. [ 8(b)(xx) / F- 5]

4 core X 50 sq.mm. [ 8(b)(xx) / F- 5]

Supply & Fixing 240 V, 3 nos. 16 A, 3 pin Modular type plug socket with 3 nos. 16A Modular type switch (Brand approved by EIC), 20A Modular switch type SP MCB (C-Curve) and Indicator without plug top on 2 row 12 Module GI Modular type switch board with 2 row 12 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc [E-18/13]

Supply & Fixing 240 V, 16 A, 3 pin Modular type plug socket (Brand approved by EIC) with 16A Modular type switch, without plug top on 4 Module GI Modular type switch board with top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. [E-18/ 9(b)]

S/F OLP3+ upto 21A A.C Starter suitable with G.I box flushed in wall with voltage check, Amp check, Time check incl. all connection. [NS]

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch with 2 Module GI Modular type switch board with top cover plate flushed in wall and making necy. connections with PVC Cu wire and earth continuity wire etc as per G.S. [PageNo. E-17 Item No.-5 (a)]

Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections. [PageNo. E-17 Item No.-5 (a)]

Supplying & Fixing Industrial Plug & Socket board with 240 V, 20A, SPN & Earth Metal Industrial Plug socket & 20A Industrial top incl. S&F 20 A SP MCB breaking capcity 10kA (C- Curve) in SS enclosure fixed on wall and cecessary conection [PageNo. D-12 Item No.-17]

Supplying & Fixing Industrial Plug & Socket board with 415 V, 30A, TPN & Earth Metal Industrial Plug socket & 30A Industrial top incl. S&F 32 A TPN/FP MCB breaking capcity 10kA (C- Curve) in SS enclosure fixed on wall and cecessary conection. [PageNo. D-12 Item No.-18]

Supplying and fixing 240/415 V 32A FP MCB Isolator on din rail of existing DBs and necessary connection [PageNo. D-5 Item No.-6]

Supplying and fixing 4way MCB SS enclosure for housing FP MCB/SPD with IP-20/30 protection, powder coated in wall after cutting the wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment [11 /D-9 ]

Supply and fixing timer DB on wall surface for operation of compound light febricated with the following components :- a) 32 Amp TPMCB(10kA, C curve) ( L&T - BB30400C)—1no, b) 18A TP Power Contactor with 220V coil voltage, ( L&T, Cat No. MNX18-3P, CS94110 ) c) Digital Time Switch ( L&T, Cat No. Crono 67DDT0 ) d) 12 WAY SPN DOUBLE DOOR DB- DB should have door reversibility feature, inbuilt pad locking facility, 1 no, cat no. LT —DB SPN012DD e) One no. Red and one no. green 240V LED indicator for indicating Auto & bypass indication (Make : L&T) incl. one no. toggle switch and necessary connection wiring. [NS]

Excavation of soil for installation of Earth Electrode and filling & ramming. For soft soil [1(a)/G-1 ]

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 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 [4(a)/G-2 ]

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size 4 SWG on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages. [5(a)(i)/G-2]

Earthing with 50 mm dia GI pipe( ISI-M) 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. [ 2(a)/G-1 ]

Supply & Fixing of AC Surge Protection Device (Make-Havells, Cat no DHSAARBC50320--TP+N)

S.B.ENTERPRISE (BID ID -6414453)

ARUP SARKAR AND CO. (BID ID -6414675)