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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹14.7 LAccepted-Finance 24A RABINDRA SARANI KOLKATA 700 073 | KOLKATA | KOLKATA | WEST BENGAL | 700073 | ₹14.7 L | L1 | Accepted-Finance Lowest Bidder |
| 2 | L2₹15.0 LRejected-Finance 49 1 ISWAR GUPTA ROAD KOLKATA 700 028 | KOLKATA | 24 PARAGANAS NORTH | WEST BENGAL | 700028 | ₹15.0 L | L2 | Rejected-Finance The bidders rate is high |
| 3 | L3₹15.3 LRejected-Finance VILL BALIPOTA P O NARAJOLE P S DASPUR DIST PASCHIM MEDINIPUR PIN 721211 WEST BENGAL | NARAJOLE | PASCHIM MEDINIPUR | WEST BENGAL | 721211 | ₹15.3 L | L3 | Rejected-Finance The bidders rate is high |
| Sl No | Description | Qty | Unit | Electromech Engineers Co-Operative Society Ltd. L2 | STANDARD BUILDERS L1 | EFFORTECH L3 |
|---|---|---|---|---|---|---|
| 1.00Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (RR Kabel/Finolex/Polycab/KEI) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19mm 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 (Make-Legrand - arteor/myrius) 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] | ||||||
| 1.01 | Avg run 12 mtr [E25-4(g)] | 62 | Pt | 1,496 ₹92,752 | 900 ₹55,800 | 1,526 ₹94,612 |
| 1.02 | (On Board ) [E20-3.(i)] | 10 | Pt | 257 ₹2,570 | 65 ₹650 | 224 ₹2,240 |
| 2.00Supply and Fixing 1.1 KV single core stranded 'FRLS' PVC insulated & unsheathed single core stranded copper wire(RR Cable/Finolex/ /Polycab/KEI/GLOSTAR) as approved by EIC) of the following sizes in 20mm/25mm/32mm the PVC Rigid Conduit 'FR' [Make-Precision] on wall, ceilling with saddle and other accessories as required and mending good damages to building works. | ||||||
| 2.01 | a) 4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC. | 42 | RM | 1,026 ₹43,092 | 900 ₹37,800 | 896 ₹37,632 |
| 2.02 | b) 4x80/0.4 (10 sqmm) + 2x84/0.3 (6 sqmm) as ECC | 38 | RM | 749 ₹28,462 | 700 ₹26,600 | 654 ₹24,852 |
| 2.03 | c) 4x6 sqmm+2x 4 sqmm ECC) ( For AHU ) | 120 | RM | 396 ₹47,520 | 300 ₹36,000 | 353 ₹42,360 |
| 2.04 | d) 2x6 sqmm+1x 4 sqmm ECC)( TPNDB to SPNDB ) | 87 | RM | 229 ₹19,923 | 150 ₹13,050 | 200 ₹17,400 |
| 2.05 | e) 2x4 sqmm+1x 2.5 sqmm ECC | 180 | RM | 159 ₹28,620 | 140 ₹25,200 | 154 ₹27,720 |
| 2.06 | f) 2x2.5 sqmm+1x 1.5 sqmm ECC | 180 | RM | 129 ₹23,220 | 120 ₹21,600 | 123 ₹22,140 |
Tender Value
Refer Docs
EMD Value
₹33,493
Closing Date
15 Jan 2026, 3:00 pmClosed
EE II CKHED
central kolkata health electrical division P12 CIT Road 1st floor Kol 14
NRS Medical College and Hospital Dr B C Roy Small Lecture Theater SLT Renovation works in Dr B C Roy Small Lecture Theatre attached to Department of Anatomy Electrical Installation work
2025_WBPWD_978068_1
WBPWD/EE-II/ CKHED/eNIT-89/25-26
Open Tender
ELECTRICAL WORKS ORG
60 days
NRS MCH
As per NIT
4 documents required · 4 mandatory
₹33,493
central kolkata health electrical division
12 Feb 2026
22 Dec 2025
17 Jan 2026
22 Dec 2025
15 Jan 2026
27 Dec 2025
26 Dec 2025
Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (RR Kabel/Finolex/Polycab/KEI) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19mm 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 (Make-Legrand - arteor/myrius) 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]
Avg run 12 mtr [E25-4(g)]
(On Board ) [E20-3.(i)]
Supply and Fixing 1.1 KV single core stranded 'FRLS' PVC insulated & unsheathed single core stranded copper wire(RR Cable/Finolex/ /Polycab/KEI/GLOSTAR) as approved by EIC) of the following sizes in 20mm/25mm/32mm the PVC Rigid Conduit 'FR' [Make-Precision] on wall, ceilling with saddle and other accessories as required and mending good damages to building works.
a) 4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC.
b) 4x80/0.4 (10 sqmm) + 2x84/0.3 (6 sqmm) as ECC
c) 4x6 sqmm+2x 4 sqmm ECC) ( For AHU )
d) 2x6 sqmm+1x 4 sqmm ECC)( TPNDB to SPNDB )
e) 2x4 sqmm+1x 2.5 sqmm ECC
f) 2x2.5 sqmm+1x 1.5 sqmm ECC
g) 2x1.5 sqmm+1x 1.5 sqmm ECC
Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.
a) 4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC. [E9-1.(g1) & E3-7(a)]
b) 4x80/0.4 (10 sqmm) + 2x84/0.3 (6 sqmm) as ECC [E9-1.(D1) & E3-7(a)]
c) 4x6 sqmm+2x 4 sqmm ECC)( For AHU )
d) 2x6 sqmm+1x 4 sqmm ECC)( TPNDB to SPNDB ) [E9-1.(y) & E3-7(a)]
e) 2x4 sqmm+1x 2.5 sqmm ECC [E9-1.(y) & E3-6(a)]
f) 2x2.5 sqmm+1x 1.5 sqmm ECC [E9-1.(s) & E3-6(a)]
Cutting channel of 40 mm x 40 mm size on masonry wall incl. S&F heavy gauge polythene pipe dia as stated below, by means of iron hooks and supplying and drawing 18 SWG GI Wire as fish wire incl. mending good damages to building works(19 mm dia 3 mm thick polythene pipe without earth continuity wire )
Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, 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. Incoming - 415V 25KA 125A FPMCCB (1 no) Outgoing - 10KA 63A TPMCB - (8 no)
8 way [ Legrand/LK/Schneider/ABB] [D-11-15]
Supplying and fixing double door sheet steel (16SWG), powder coated cable end box for TPN DB horizontal / vertical enclosure with IP-42/43 protection, on angle iron frame on wall & mending good the damages to original finish with nuts bolts etc incl. provision for earthing attachment. [Make :Legrand/LK/Schneider/ABB]
8way (Vertical)
Supplying and fixing 415V,16-32A per way , double door Horizontal TPN MCB Distribution board with IP-42/43 protection, with 4 pole isolator as incomer and SPMCB's ('C' curve,10kA) 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.[Make :Legrand/LK/Schneider/ABB]
a) 6 way,,100A FP isolator,18 nos. SPMCBs as outgoing
b) 4 way,,63A FP isolator,12 nos. SPMCBs as outgoing
Supply & fixing cable-end box suitable for the above-said 6 /4 way TPNDB.[ Legrand/LK/Schneider/ABB]
Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, with DP isolators as incomer and SPMCB('C' Curve,10A) as outgoing, fixing at flat iron frame on wall &mending good the damages to original finish; inter connection with suitable size of copper wire and neutral link & provision for earthing attachment.[Make :Legrand/LK/Schneider/ABB]
(2+10)Way, with S&F 240V 63 Amps DPMCB isolator as incomer and 240V 6-32A SPMCB of Breaking capacity 10KA & C characteristics 10 nos as outgoing.
Supply & Fixing 240 V, 4 nos. 6/16 Amp combo, 6 pin Modular type plug socket with 4 nos. 16A Modular type switch (Make-Legrand - arteor/ myrius) , 20A Modular switch type SP MCB (C-Curve) and Indicator without plug top on suitable size 2 row GI Modular type switch board with 2 row 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.
Supply & Fixing 240 V,2 nos. 6/16 Amp combo, 6 pin Modular type plug socket with 2 nos. 16A Modular type switch (Make-Legrand - arteor/myrius) , Indicator without plug top on suitable size 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.
Supply & Fixing 240 V, 2 nos. 6 A, 3 pin Modular type plug socket (Make-Legrand - arteor/myrius) with2 2 Nos 6A Modular type switch, without plug top on 6 Module GI Modular type switch board with 3 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.
Supply & Fixing 240 V, 4 nos. 6 A, 3 pin Modular type plug socket with 4 nos. 6A Modular type switch (Make-Legrand - arteor/myrius) , 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.
Computer Board [E-18/12]
Supply & Fixing 240 V, 6/16 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch, on GI Modular type switch board with top cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. (For projector Point and IT work)
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.
S&F 2 module G.I box with PVC inner plate & outer plate incl. 1 no.-10-25 Amp. modular 3 pin socket incl. necessary interconnection by suitable size of copper wire on wall as per direction of E.I.C.(Make-Legrand Arteor/myrius )
S&F 2 module GI box with PVC inner plate & outer plate with 1 no. 25 Amp. A.C Modular starter incl. necessary interconnection by suitable size of copper wire on wall as per direction of E.I.C. (Make-Legrand Arteor/myrius)
Supply & delivery of XLPE/A Al cable with 2 nos 10 SWG GI wire as ECC.(Make- Havells/Polycab/KEI/Gloster as approved by EIC)
4core 150 sqmm (For charging LT Panel)
4core 120 sqmm (For charging AC Panel)
4core 50 sqmm (For charging VTPN)
Laying of cable above 4 core 50 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting
Laying of cable above 4 core 90 sqmm and up to 4 core 150 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting
Laying of one cable upto 150 sqmm through existing covered masonry trench incl. taking out RC covers, setting them in order, mending good the damages filling the trench with fine dry sand incl. supplying sand
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 :
4core 150 sqmm
4core 120 sqmm
4core 50 sqmm
Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solder less socket (Dowels make), tapes, anticorrosive paste & jointing materials
4core 150 sqmm
4core 120 sqmm
4core 50 sqmm
S&F of 230V, 48" (1200 mm) Sweep, A.C. Ceiling Fan with minimum air delivery 210 cu.m/min, speed 370 rpm, power input 52 watts without Regulator, incl. 1.6-2.5 micro-farad burst-proof P2 capacitor, Down Rod, Canopy, Fan Blades with all complete accessories and engraving & Painting the Departmental Number upto 15 digit on Fan Body and electrical connection complete in all respect. ( Make: Crompton Greaves - Rivera Hi speed with safety wire)
Supply & Fixing fan down rod (14 SWG) incl. necessary connection wire (2X1.5sqmm cu wire) and painting the down rod as per direction of EIC.
Supply & Delivery of 230V, 50Hz, 450 mm sweep heavy duty full metal body wall bracket fan having wattage≤ 90 Watt, RPM ≤1350, Air Displacement (In CMM)≥ 100 complete with all accessories. (Make -Orient/Crompton/ EPC) [BEE star rated] as directed by EIC.
Fixing only wall/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 ]
Supply & Fixing 230 V., 18" (450mm) 4 (four) Blades Industrial type Air-Circulator Pedestal Fan complete with all accessories such as Regulator, Cord and 15 Amp. 3-pin Top (Make - E.P.C. Electrical Pvt. Ltd., Heavy Duty)
Supply and fixing 230 V., 18" (450mm) 4 (four) Blades Industrial type Bracket Fan complete with all accessories with S&F sequential timer (Approved Make) to be grouted on wall inclu. Making necesy. Connection as per direction of the EIC (Make - E.P.C. Electrical Pvt. Ltd., Heavy Duty)
Supplying and fixing of 250 volts, 50Hz, 30cm (12”) sweep 1420 R.P.M. heavy duty exhaust fan complete with all accessories after making hole on wall and mending good damages as per practicable incl. providing necessary CU wire for connection & S and F louver shutter (Make-EPC) as to Gs.
Supply & Fixing Aluminium louver shutter on wall with necy. Bolts & nuts (6mm dia x 62mm long)
30cm Exhaust fan (12”)
Supplying & Fixing MS fan clam 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-14/31]
Supply & Fixing 240V, Modular Socket (2 Module) type fan regulator (Step type) on existing Modular GI switch board with top cover plate incl. making necy. connections etc.(Make-Legrand ) [E-18/ 10]
Supply and Delivery of 4 feet Industrial box type twin LED tube fitting incl. Supply & Delivery of 2 no. 240V, 20 W LED Tube (Polycarbonate with heat sink) with glare free light distribution with CCT (5000K-6500K) having minimum luminous efficiency of 105 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Wipro/Lighting Technology/ manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]
Supply and Delivery of 4 feet Industrial box type single LED tube fitting incl. Supply & Delivery of 1 no. 240V, 20 W LED Tube (Polycarbonate with heat sink) with glare free light distribution with CCT (5000K-6500K) having minimum luminous efficiency of 100 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Wipro/Lighting Technology/ manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]
Supply & Delivery of 240V recess mounted 2'x2' LED downlight having following wattage in white powder coated pressure die cast aluminium housing , with glare free uniform illumination, suitable for 2' x 2' grid ceiling with CCT (5700K-6500K) having minimum luminous efficiency of 120 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/Wipro/Lighting Technology/ manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]36 WATT
Supply & Delivery of 240V, LED flood lights with optic lens and polycarbonate diffuser having following wattage, in white powder coated pressure die cast aluminium housing with IP 66 protection & incl. 10 kV SPD, with glare free uniform illumination with CCT (5700K-6500K) having minimum luminous efficiency of 110 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Wipro/Lighting Technology/ manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification] 70 WATT
Supply & Delivery of 240V, LED flood lights with optic lens and polycarbonate diffuser having following wattage, in white powder coated pressure die cast aluminium housing with IP 66 protection & incl. 10 kV SPD, with glare free uniform illumination with CCT (5700K-6500K) having minimum luminous efficiency of 110 Lm/ Watt or better & 50,000 LED burning hours or more. [Make- Philips/ Wipro/Lighting Technology/ manufacturer with own NABL accredited lab with valid test certificate] [LED lamps & accessories shall have BEE certification]100 WATT
Supply & fixing of 2 watt 30 lm Step light with white in colour, alluminium material of dimention 85x85x32mm with LED integrated lamp base DLP 2 years[Make:Philips[30974(IP44)]/Orient ]
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 “U” type MS clamp whose both side fixed on ceiling with suitable 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]
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]
Supplying and fixing 415V, TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc. ( MAKE- LK/Havells/Standard/Siemens)
Supply & fixing 4 pole MCB enclosure with 1no. 415V 63 Amp 4-pole MCB to be fixed concealed in wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment as per direction of E.I.C (Make-Legrand/LK/Schneider/ABB] )
Supply & fixing 4 pole MCB enclosure with 1no. 415V 32 Amp 4-pole MCB to be fixed concealed in wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment as per direction of E.I.C [Make-Legrand /LK/Schneider/ABB]
Supplying and fixing 240 V,40 A MCB Isolator on din rail of existing DBs and necessary connection with 2 way MCB SS enclosure with IP-20/30 protection, powder coated provision for two/four pole MCB, concealed in wall after cutting the wall & mending good the damages to original finish incl. painting,connection & provision for earthing attachment.[D-5, 6/D-9,11]
Supplying & Fixing with 240 V, 32/40A 2P+E DP Earth Metal Industrial Plug socket & 32/40A Industrial top incl. S&F 32/40 A SPN MCB breaking capacity 10kA (C- Curve) in SS enclosure fixed on wall and necessary connection.(Make- Legrand/LK)
Supplying & Fixing 240 V AC/DC superior type Ding-Dong Call Bell (Anchor) on HW board incl. S&F HW board. [D-13/20(a)]
Supply & delivery of LT Cubicle type fully compartmentalized floor mounted panel board of size (as tentatively shown in drawing) with multi-tier arrangement, having rigid & self supporting structure fabricated with sufficient no. of channels (50x15x15mm) and covered by 14 SWG CRCA sheet with base structure by 75x40x4mm channel. All incoming, outgoing MCCB are to be housed in respective compartments with hinged & gasketted doors at the front. All the doors should have panel lock arrangements in such a fashion that it can not be unlocked unless the respective feeder remains OFF. The rear of panel should have gasketted wire net guard for ventilation and arrangement shall be made for easy access to each compartment by providing rear doors with locking system.
The panel is to be properly gasketted to prevent the dust & vermin. All vertical & horizontal bus-bar chambers are to be properly arranged & all electrical switches, bus-bars are to be fixed by MS nut-bolts on suitable hylam board / non-hygroscopic insulators of adequate size & dimension. The outgoing feeder connections from respective switches are to be made at the rear side of the panel by means of bus-bar / multicore copper cables, to be terminated on bolted type terminals for cable connections or bush insulators for bus connection, as directed by EIC.
Supply & Fixing of LED glow sign board after making m.s. structure, fabricated by 1½”x1½” m.s. angle & m.s. flat(1”)/square bar (16 Swg 2”dig.) Cutting/ shaping etc and welding the same with each other properly and making drill hole/Tapping etc. as and where reqd. for fixing allied accessories and complete in all respect of Polyvinylidene Fluoride coated Aluminium Composite Panel board (3 mm) of agituff/aludecor/Timexbond incl. Providing necy. fixing accessories suitable for alphabetic letterSpecial type of inscripted in English front side of the letter to be made 3mm thick Imported (White-0.40) uv stabilised excellent to self display and sides to be SS 304 grade. 3D letter.Only front side of the letter should emit light. side to be made from opaque acrylic sheet. Letter height, width & depth of the letter will be proportionate & as per direction of E.I.C.. Suitable Ratio should be maintained between the letter size, spacing between each letters & spacing between each words as per the direction of the E.I.C. along with all allied works. .
Supply & Fixing of LED on the acrylic letter from backside (Make: SAMSUNG/Meanwell or equivalent) having the following specifications: COLOUR:WHITE or as per the choice of EIC., Tipe:double time fixed. LIFE:70,000 burning hours. INTENSITY: Uniform without any bright/dark patches. VISIBILITY: 50Mtrs at least for normal eye vision. AMBIENT AIR: 0-50°C; 100% Relative Humidity. POWER CONSUMPTION: 1.08 Watt per module. (1 module consists of 3 nos LED) Power Supply unit inclusive of water tight gaskette fitted stainless steel hinged door box. (400 watt power supply IP65, 50/60 HZ 108 to 305 VAC power supply >0.95 pf for LED lamp) Make: Meanwell/Groen(Defect Liability Period-2 years )Incl. charges of scaffolding arrangement for fixing the above same.(Types and size of Alphabetic letter and matter as per design and drawing of the Authority concern ,as directed by EIC)
Supplying & Fixing of PVC water proof type Loop box (Make-Sintex) of size 8"X10" comprising of 2 way 63 Amp. Capacity brass stud/terminal make- AC /DC. & C-Characteristics,240V,16A SP MCB (make-Legrand/L&T) having hinged PVC top cover & 4 mm thick with rubber gasket lining,railway type mechanical locking arrangement,one NL on porcelain insulator etc. on wall as per direction of EIC.
Earthing with 65mm dia G.I. pipe (TATA-Medium) x 3.0 Mts Long and 1No. 50mm x 6mm G.I. (Hot Dip) steel strip (4Mts . long). 20mm dia x 125mm long G.I. bolts, double nuts, double washers including finishing both ends by making holes etc. and supply & fixing 65mm dia G.I. pipe (ISI- Medium) protection (3Mts long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts. (For Lift & DBs' etc.)
For soft soil
Extra for treatment of soil by using salt and charcoal or coke for pipe electrode ( for soft soil ).
Extra for providing masonry enclosure on the top of the earth electrode of over all size 86.36 cm x 86.36cm x 46cm deep (below Ground level) complete with cemented brick work (1:6) of 25cm width duly plastered with cement motor (inside) CI hinged inspection cover of size 36.56cm x 35.56cm with locking arrangement, GI reducer including drilling of 46 nos. 12mm dia hoes on the GI pipe.
Supplying & fixing earth busbar of galvanized (Hot Dip ) MS flat 50mm x 6mm on wall having clearance of 6mm from wall including providing drilled holes on the busbar as required
Connecting the equipments to earth busbar including supply & fixing GI (Hot Dip ) wire of size as below on wall / floor with staples buried inside wall/ floor as required and making connection to equipment swith bolts, nuts, washers, cable lugs etc. as required and mending good damages.
No 8 SWG
Connecting the equipments body to earth busbar including supply & fixing 25mm x 6mm galvanised (Hot Dip) MS flat on wall / floor with GI saddles as required and connection to equipments including drilling holes with bolts,nuts,washers etc.
Rate is inclusive all taxes and cess
Defect Libility Period 1 year
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