WBPWD/SEWEC /HED /NIQ-06 /2025-26

Amount

Dismantling all existing Electrical Installations works including fittings, fixtures, DB & accessories for all the 3 floors of Rice Research Station Building and mending good the damages to building works by necessary masonry and painting work incl. supplying necessary materials for mending work [NS]

Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19 mm bore, 3mm thick polythene pipe [for horizontal & vertical run embedded in wall], 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 no. suitable size “Ph & N” copper bar with top cover plate making earthing attachment fixed on wall incl. mending good damages to original finish. [only PVC Rigid Conduit on ceiling and remaining portion concealed]

Average run 8 mtr [ E-25/4(c) ]

Distn. wiring in 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) in 19 mm bore, 3 mm thick polythen pipe complete with all accessories embedded in wall to 240 V 6A 5 pin plug point incl. S&F 240 V 6A 3 pin Modular type plug socket & Modular type switch (Brand approved by EIC) incl. S&F earth continuity wire, fixed on 4 Module GI switch board with 3/4 Module top cover plate flushed in wall incl. mending good damages to original finish 2x22/0.3 (Ph. & N) and 1x22/0.3 as ECC

On Board [ E-20/3(i) ]

SUB-HEAD 2 - PLUGS & SOCKETS

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)]

Supply & Fixing 240 V, 25 A, Modular type AC starter (Brand approved by EIC) with 25A Modular switch type DP MCB (C-Curve) and 4 Module GI Modular type switch board with 4 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-19/17]

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections. [E-17/5(b)]

Supplying & Fixing GI Modular Switch Board of the following sizes complete with three no. suitable size Copper bar with holes (for Ph, N & E) fixed on bakelite/Hard Rubber insulator over the MS welded chairs incl. top cover flushed in wall for housing the board after cutting the brick wall incl. making earthing attachment, painting and mending good damages to building works

4 module [E-17/1(a)]

6 module [E-17/1(b)]

Supply & Fixing 240 V 6 A Modular type switch (Brand approved by EIC) on existing GI Modular type switch board having top cover plate and making necessary connections as required [E-17/3(a)]

Supply & Fixing 240 V, 6A, 5 pin Modular type plug socket (Brand approved by EIC), without switch & plug top, on existing GI Modular type switch board with top cover plate and making necy. connections with PVC Cu. wire and earth continuity wire etc. [E-17/4(a)]

Supply & Fixing 240 V 16 A Modular type switch (Brand approved by EIC) on GI Modular type switch board having top cover plate and making necessary connections as required [E-17/3(b)]

Supply & Fixing 240 V, 16 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch, on existing GI Modular type switch board with top cover plate and making necy. connections with PVC Cu. wire and earth continuity wire etc. [E-17/4(b)]

Supply & Fixing 240 V, 4 nos. 6 A, 3 pin Modular type plug socket with 4 nos. 6A Modular type switch (Brand approved by EIC), 16A Modular switch type MCB (C-Curve) and Indicator without plug top on 2 row 18 Module GI Modular type switch board with 2 row 18 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-18/12]

SUB-HEAD 3 - VTPNDB, HTPNDB, SPNDB

Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame on wall as per GS as per direction of EIC.

8 Way ( Up to 160 A ) Make - Legrand, Enclosure 607914/Schneider-Enclosure-A9HVD08M/L&T, Enclosure- (LTVD8MGN) [D - 11 / 15]

Supplying and fixing double door Horizontal TPN MCB Distribution board with IP-42/43 protection, concealed in wall as per GS.( Make - Legrand/ Schneider/ Crabtree) as per direction of EIC. )

4 Way Make - Legrand, Enclosure - 607715 / Schneider, Enclosure-A9HTND04 / Crabtree, Enclosure - (DCDKTHODCW04) [D - 10 / 14]

6 Way Make - Legrand, Enclosure-607716 / Schneider, Enclosure-A9HTND06 / Crabtree, Enclosure - (DCDKTHODCW06) [D - 10 / 14]

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, 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

2+12 Way Legrand Enclosure (607712) / Siemens Enclosure (8GB32102RC14) / Schneider Enclosure - (A9HSND12) as per direction of EIC. [D- 9 & D-10 /13 ]

Supplying and fixing 415 V Four Pole MCCB of Breaking capacity 25kA/35kA in existing Vertical DBs including necessary connection as per GS [Make - Legrand / Schneider / L&T) as per direction of EIC.].

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection as per GS [Make - Legrand / Siemens / L&T]

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connectionas per GS [ Make -Legrand/Siemens/L&T ]

Supplying and fixing double door sheet steel (16SWG), powder coated cable end box for TPN DB horizontal / vertical enclosure with IP-42/43 as per GS

8 Way (Vertical) [D-12/16]

6 Way (Horizontal) [D-12/16]

SUB-HEAD 4 - Laying of polythene pipe & drawing of copper wire

Cutting Channel of size (40 mm x 40 mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge 19 mm, 3 mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika) and GI 'U' hooks of 8 SWG incl. supplying and drawing 18 SWG GI wire as Fish wire and mending good damages to original finish by using own tools and tackles

19 mm dia 3 mm thick polythene pipe with 1x14 SWG GI earth continuity wire [E- 3 / 6(b)]

Cutting Channel of size (43 mm x 43 mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge 25 mm, 3 mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika) and GI 'U' hooks of 8 SWG incl. supplying and drawing 18 SWG GI wire as Fish wire and mending good damages to original finish by using own tools and tackles

25 mm dia 3 mm thick polythene pipe with 1x14 SWG GI earth continuity wire [E-3/7(b)]

Supplying and fixing PVC Rigid Conduit 'FR' [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works

20mm size [E-16/7(a)]

25mm size [E-16/7(b)]

Supplying and Drawing 1.1 kV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire of the following sizes in the prelaid polythene pipe/PVC rigid conduit as per GS.

3 x 22/0.3 (1.5 sqmm) [E- 9/1(b)]

2x36/0.3 (2.5 sqmm) + 1x22/0.3 (1.5 sqmm) as ECC [E-9/1(s)]

2x56/0.3 (4 sqmm) + 1x36/0.3 (2.5 sqmm) as ECC [E- 9/1(v) ]

2x84/0.3 (6 sqmm) + 1x56/0.3 (4 sqmm) as ECC [E- 9/1(y)]

4x80/0.4 (10 sqmm) + 2x84/0.3 (6 sqmm) as ECC [E- 9/1(d1)]

S & F solderless Copper socket by crimping of Copper wires.

a) 1.5 sq mm

b) 2.5 sq mm [F- 5/9(i)]

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

d) 6 sq mm [F- 5/9(iii)]

e) 10sq mm [F- 5/9(iv)]

Supplying & Fixing sheet metal inspection box (16 SWG) of the following sizes flushed in wall by housing the same after cutting brick wall incl. making earthing attachment, painting and mending good damages to building works

Supply & Fixing bakelite / perspex top cover on existing Inspection board by Brass screws

SUB-HEAD 5 - Laying of cable

Supply of 4/3.5 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [ Make-Gloster / KEI / Polycab]

3 Core 6 Sq. mm [ NS ]

3.5 Core 70 Sq. mm [ NS ]

Laying of cable after cutting floor/pavement/wall as per GS for the following Sizes.

2.5 to 35 Sq. mm [F- 3/5(i)]

35 to 95 Sq. mm [F- 3/5(ii)]

Supplying and fixing compression type gland and finishing those for following XLPE / PVC armoured cable (2/4 / 3.5)Core as per GS.

3 Core 6 Sq. mm [F4/7(b)]

3.5Core 70 Sq. mm [F4/7(d)]

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 :

3 Core 6 Sq. mm [F5/8(b)(ii)]

3.5Core 70 Sq. mm [F5/8(b)(xvii)]

SUB-HEAD 6 - Fixing of Light Fittings

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. [C-2/17 ]

Fixing only single/twin florescent light fitting complete with all accessories Directly on wall/ceiling with HW block and suitable size MS fastener, Ceiling plate, nipples etc. as required [C-2/ 14d]

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. [C-2/16]

Supply & Fixing angular batten holder (Anchor) on 75mm dia PVC round block / round bakelite on wall/ceiling as per GS [D-13/22]

S & F 9W LED bulb (Make - Philips, Cat no. - Ace Saver) Bajaj / CG. [NS]

Erection of single mini GI pipe pole of 1.5 mtr. length with sole plate & cap etc. in CC foundation (6:3:1) base block (around the pole) dimension 0.60x0.60x0.76 including 3 mm thick neat cemented finish and GI earth bolt after making drilled holes etc. on pole incl. S & F 1.5 mtr. long 80 mm dia. G.I. pipe pole (Tata Medium) & 25cmx15cmx10cm GI Loop Box 16SWG comprising of 1no. 250V 6A SP MCB (C Curve, Make - Legrand / Schneider / Siemens) 1 NL on porcelain insulator, 1 earthing terminal etc. [NS]

S & F 1.5 mtr. long 40 x 40 x 6 mm MS arm bracket on top of 1.5 mtr. high new mini poles or on existing mini poles to replace damaged arm brackets. [NS]

SUB-HEAD 7 - Suppply of Light Fittings

Supply and delivery of single/twin Industrial LED Tube Light luminaries incl. Supply of 1 no. / 2nos. 18W LED Tube with 3 years warranty

Single Fittings (make- Philips, Cat No. TMC 502 1xT-LED 22W or equivalent model of CG / Bajaj / Wipro) incl. 1 no. 18W Master LED Tube [NS]

Twin Fittings (make- Philips, Cat No. TMC 502 2xT-LED 22W or equivalent model of CG / Bajaj / Wipro/Magik) incl. 2 nos. 18W Master LED Tube [NS]

Supply and fixing of 240V, 110W LED Street light luminaire (Make - Philips SmartBright Essential BRP033 LED120 CW SLR GR PSU SPD of Bajaj/Crompton/Magik) as per direction of E.I.C [NS]

SUB-HEAD 8 - Fixing of Fans

Supplying & Fixing MS fan clamp of two piece type for RC ceiling as per approved specification, fabricated from 40 mm x 9 mm MS flat including making good damages to building roof with satisfactory finishing and painting – (As per Drawing no. 475 of PWD Specification Book – May 1991) [D-14/29 ]

Fixing only ceiling fan complete with blades, canopy, fork, rubber bush etc as per GS [C-3/21(a)]

Supply & Fixing 240V, Modular Socket (2 Module) type fan regulator (Step type) (Brand approved by EIC) on existing Modular GI switch board with top cover plate incl. making necy. connections etc. [E18/10]

Fixing only cabin fan on wall 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 [C-4/29]

Fixing only exhaust fan after making holes in wall as per GS

Supply & Fixing louver shutter ( Aluminium) on wall with necy. bolts & nuts (6 mm dia x 62 mm long) as per GS

Painting upto 10 letters of the engraved number with approved black /red paint as required as per GS [C-3/26 (a)]

SUB-HEAD 9 - Supply of Fans

Supply of ceiling fans complete with all accessories without regulator. ( Make - Orient New Breeze / Crompton / Usha ) with 2 years warranty

900 mm Sweep (White) [NS]

1200 mm Sweep (White) [NS]

Supply of wall bracket fan (high speed) with metal body & blades with 2 years warranty

450 mm. sweep (Orient - Tornado Wall-II/ CG/EPC/Cinni) [NS]

Supply of exhaust fan with metal body & blades with 2 years warranty

230 mm (9") sweep (Make - EPC / CG / Orient Ventilator HS / Cinni) [NS]

SUB-HEAD 10 - Miscellaneous

Supplying & Fixing 240 V AC/DC superior type Ding-Dong Call Bell (Anchor) on HW board incl. S&F HW board [D13/20(a)]

S&F of 250V single timer DB (equivalent to 10 way SPNDB in size) with double acrylic door sheet steel enclosure, neutral bar, din rail, with lP43 protection comprises with 32A DP MCB (C-curve 10ka) and 1 no. 24 hr. analog time switch and 1 no. 25A modular type power contactor complete with internal wiring with suitable size of copper wire includ LED indicator and earthing attachment as per direction of EIC [NS]

Supply and installation of L.T. industrial distribution panel board, having rigid and self supporting structure fabricated with M.S. angle iron frame (main frame with 50 x 50 x 6 mm angle and each vertical compartment with 40 x 40x6 mm MS angle ).The panel to have arrangement for both floor & wall mounting. An Auto Cad Drawing of the panel has to approved by EIC before making of panel.

Incoming Switch :

415V 315 Amps TPN SFU units with HRC fuses (Make:- L&T : Cat No.- SK90490 or equivalent cat of SIEMENS/ABB) in SS Encloser incl. cable gland box at top & bottom. ---- 1 No.

Bus Bar :

500V, 315 Amp capacity 99.9% – 99.5% electrolytic tinned 4 bar copper bus bar [size of flat : - 4 x 50 mm x 10 mm] 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) heat shrinkable insulation for colour identifications. The busbar chamber will be separeated in 02 (Two) compartments for " Normal " & "Emergency" supply and will be interconnected via 200 Amp. on load changeover switch.

On Load Changeover Switches :

415V 200 Amps TPN On Load Changeover Switch - Disconnector (Make - L&T, Cat No.- CO22000OSOO or equivalent cat of SIEMENS/ABB) in SS Enclosure incl. cable gland box at top & bottom ---- 1 No.

Outgoing Switches :

415V 200 Amps TPN SFU units with HRC fuses (Make:- L&T : Cat No.- SK90488 or equivalent cat of SIEMENS/ABB) in SS Enclosure incl. cable gland box at top & bottom ---- 1 No.

415V 125 Amps TPN SFU units with HRC fuses (Make:- L&T : Cat No.- SK90486 or equivalent cat of SIEMENS/ABB) in SS Enclosure incl. cable gland box at top & bottom ---- 4 Nos.

415V 63 Amps TPN SFU units with HRC fuses (Make:- L&T : Cat No.- SK90484 or equivalent cat of SIEMENS/ABB) in SS Enclosure incl. cable gland box at top & bottom ---- 1 No.

Metering Panel : a) Basic Multifunction meter ( Make L&T, Model - MFM 4405 LED meter Cl 1, Cat. No. - WL440510OOOO ) - 1 No. b) S & F LED indicator lamp - (L&T / Legrand / SIEMENS) - 3 nos c) 250/5 Amp ratio C.T (Kappa) --- 3 nos. d) 6 Amp SPMCB (Make - L&T / Legrand / SIEMENS ) --- 3 nos.

Interconnection :-

All interconnection between incoming main to Busbar are to be made with suitable size electrolytic tinned copper bars or equivalent flexible pvc insulated multistranded single core Cu cable and the same between busbar to each outgoing mains and & for metering arrangements are to be made by suitable size of Copper with proper socketing of the end of each wire leads.

SUB-HEAD 11 - Earthing

Excavation of soil for installation of Earth Electrode and filling & ramming.

For Soft Soil [ G-1/1(a) ]

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. Long With TATA-Medium GI pipe as per GS [ G-1/2(a) ]

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) Cl 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. [ G-2/3(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 [ G-2/4(a) ]

Connecting the equipments to earth busbar including S & F Solid GI (Hot Dip) wire of size as below as per GS

No. - 4 SWG [ G-2/5(a)(i) ]

MUKHERJEE ELECTRICAL STORES (BID ID -6379964)

TESLA ENGINEERING SOLUTION (BID ID -6396295)