Electrical Installation works for Newly Constructed Manifold Room at Nabadwip SG Hospital

Electrical Installation Works

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, concealed 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 Make-Legrand/ Siemens ) as to GS (PageNo. D-9 Item No.-13)

2+12 way Enclosure

Supplying and fixing 240/415 V Isolator on din rail of existing DBs and necessary connection Make-Legrand / Siemens, as to GS. (PageNo. D-5 Item No.-6)

Supplying and fixing 240/415V, MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection Make-Legrand/ Siemens as to GS. (PageNo. D-6 Item No.-7)

6A - 32A SP MCB

Distn. wiring in 22/0.3 (1.5 sqmm) single core stranded 'FRLS' PVC insulated & unsheathed single core stranded copper wire (make-Finolex/Polycab/KEI/ RRKable/Brand approved by EIC) in 19 mm bore, 3 mm thick polythen pipe (for horizontal & vertical run in wall and celing portion through prelaid polythen pipe) complete with all accessories embedded in wall to light/fan/call bell points with Piano key type switch (Anchor make) fixed on sheet metal (16 SWG) switch board with bakelite/perspex (wall matching colour) top cover (3 mm thick) flushed in wall incl. mending good damages to original finish. (a)2x22/0.3 (Ph. & N) and 1x22/0.3 as ECC (PageNo. E-10 Item No.-3(a)(ii))

Average run 7 mtr

Distn. wiring in 22/0.3 (1.5 sqmm) single core stranded 'FRLS' PVC insulated & unsheathed single core stranded copper wire(make-Finolex/Polycab/KEI/ RRKable/Brand approved by EIC) in 19 mm bore, 3 mm thick polythen pipe complete with all accessories embedded in wall to 240 V 5A 3 pin plug point incl. S&F 240 V 5A 3 pin flush type plug socket & piano key type switch (Anchor make) incl. S&F earth continuity wire, fixed on sheet metal (16 SWG) switch board with bakelite/perspex (wall matching colour) top cover (3 mm thick) flushed in wall incl. mending good damages to original finish. (a)2x22/0.3 (Ph. & N) and 1x22/0.3 as ECC (PageNo. E-10 Item No.-4(a)(i))

On Board

Supply & Fixing 240 V, 6/16A, plug socket with separate 6/16 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F150 x 100 x 65mm MS (16SWG) switch board and bakelite /perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required (PageNo. E-6 Item No.-22)

Supply and Drawing 1.1 KV single core stranded 'FRLS' PVC insulated & unsheathed copper wire (make-Finolex/Polycab/KEI/ RRKable )of following sizes in thick heavy gauge polythene pipe and necy. connection as required incl. cutting channel of (40mmx40mm) size on masonary wall with S&F heavy gauge 19mm dia 3mm thick polythene pipe by means of iron hooks and mending good damages to building works (PageNo. E-2 Item No.-3-4 & Page No. E-9 Item No. 1)

2 x 2.5 sqmm + 1 x 1.5sqmm (for Separate Plug & Power plug )

Supplying of following sizes Al. armoured PVC/XLPE (Havells/ Glostar /KEI/Polycab/ approved) as per direction of EIC (NS)

2 core 10 sqmm

Laying of one No. cable of following sizes in underground trench 460 mm 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 (PageNo. F-2 Item No.-1(b))

upto 35 sqmm

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

From 2.5 sqmm to 35 sqmm at an average depth of 75 mm in floor/pavement/wall etc. (PageNo. F-3 Item No.-5(i))

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required 25 mm dia (PageNo. F-6 Item No.-11)

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 : (PageNo. F-4 Item No.-7( c))

2 core 10 sqmm

Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials (PageNo. F-5 Item No.-8(b))

2 core 10 sqmm

S & D 250 V 50 HZ 18" (450 mm) high flo oscillating type metal body Wall Bracket( Tornedo - 2 ) fan operated by pull cord switch with inbuilt regulator ( Make -CG/Orient/Approved) (NS)

Fixing only cabin fan on wall/ceiling by S&F rag bolts,nuts &washers (6 mm dia x 62 mm long) or as reqd. incl. S&F 24/0.20 PVC insulated flexible copper wire 0.5 mt. length (PageNo. C-4 Item No.- 29)

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 G S (PageNo. F-5 Item No.-9)

S & F of 240V,50Hz, 10W LED Bulkhead high efficiency (Make:CIS-306-10-57-SL-DP-NBK /Phillips/Bajaj/Havells/wipro as per direction of EIC. (NS)

Supplying & Delivery 4 feet twin commercial LED type fluorescent light fittings complete with all accessories with 2 x 20 Wt.Master LED Tube lamp similar to Philips make cat No. TMC-502 P 2xTLED 22 WP3242 corresponding to Wipro / Bajaj / Crompton as per direction of EIC (NS)

Fixing only single/twin fluorescent 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 (PageNo. C-2 Item No.-17)

Extra for suspension exceeding 25 cm with S&F additional 2 no. 20 mm dia EI conduit (14 SWG) supports & necy. PVC insulated wire and painting etc. as required by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length. (PageNo. C-2 Item No.-16)

S&F of 250V timer DB ( 2+4 way SPNDB in size)[Make-L&T/ABB/ Legrand /Siemens] with double door sheet steel enclosure, neutral bar, din rail, with lP43 protection comprises with 25A DPMCB(C-curve 10ka) and 1 no 24 hr digital time switch with internal wiring with suitable size of copper wire including 1 no toggle switch and LED indicator and earthing attachment as per direction of EIC . (for controlling Exhaust Fan) (NS)

Supply & Delivery 240 V,50 Hz, Metal body Heavy duty Exhaust fan of following sizes and RPM (Make -- EPC/ Calcutta Fans or any approved and recognised brand by EIC) (NS)

12" (30 cm), 1375 RPM

Fixing only exhaust fan after making hole in wall and making good damages and smooth cement finish etc. as practicable as possible and providing necy. length of PVC insulated wire and making connection for exhaust of following dia incld. Supply & Fixing louver shutter on wall with necy. bolts & nuts (6 mm dia x 62 mm long) (PageNo. C-4 Item No.-28 & Page No. D-14 Item No. 32)

12" (30 cm), 920 RPM

Supplying and fixing Sheet steel Main Switches on flat iron frame on wall.incl. S & F 2 nos. DIN type HRC fuse 240V DP with fuse on L&N 32A (NS)

Excavation of soil for installation of Earth Electrode and filling & ramming as to GS. For Soft soil (PageNo. G-1 Item No.-1(b))

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 (by ISI-Medium GI pipe as to GS. (PageNo. G-1 Item No.-2(a))

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 as to GS. (PageNo. G-2 Item No.-4(a))

Connecting the equipments to earth busbar including S & F No. 10 SWG GI (Hot Dip) wire of size as below 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 as to GS. (PageNo. G-2 Item No.-5)

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 as to GS. (PageNo. G-2 Item No.-3(a))

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