Repair and renovation of Electrical Distribution System of Department of LPM and whole campus under WBUAFS. WBPWD/EE/KNED/NIT-55/2022-23

Amount

Supply & delivery & Commissioning of cubical type L.T. Distribution panel board of size/ Dimensions should be approved by EIC,floor/wall mounted compartmentalized with maple arrangement having rigid & self supporting structure fabricated from 2 mm/ 3mm. thick CRCA sheet steel with M/S angle frame. 75mm base channel for floor mounted. The panel board consisting of the following switches. A) Incoming Arrangement. 1. Supply & fixing 160A TPN SFU, 160A Fuse Link--------------1no 2. 6A TP MCB as control circuit -- 2nos 3. 6A SP MCB as control circuit -- 1no along with neutral link 4. R,Y,B,ON indication Lamp -- 4nos (Make-L&T/Havells/ABB/Siemens)

B) Out going having 1. Supply & fixing 32A DP SFU, 32A Fuse Link--------------1no; Along with ON Indication lamp; 6A SP MCB as control circuit along with neutral link for each feeder/outgoing. C) Bus Section: 2. Supply & fixing 63A TPN SFU, 63A Fuse Link--------------3nos; Along with ON Indication lamp; 6A SP MCB as control circuit along with neutral link for each feeder/outgoing. 3. Supply & fixing 32A TPN SFU, 32A Fuse Link--------------1no; Along with ON Indication lamp; 6A SP MCB as control circuit along with neutral link for each feeder/outgoing. 500 V 240 A. electrolyte grade Copper bus bar with Vertical/Horizontal section of size 25x 06 mm for per Phase RYB, & 25x06 mm for neutral bars. Interconnection between main bus and outgoing switchgears should be done by Copper Bus Bar/ Equivalent ratting of Copper Wire should be approved by EIC. Bar for earth 25x6 Al. A bus bar shall be fixed with FRP chair & the entire bars are insulated with PVC heat Sinkable sleeve of suitable size & color as per direction of E.I.C.

Painting: Paint will be powder coated, After cleaning, the surface shall be given a phosphate coating, nine tank process system, SIEMENS GREY, RAL-7035 Shed. Constructural Details: All incoming & outgoing panel mounted cubical Switch disconnector fuse shall be housed in Respective compartment with hinged & gasketted Door at front. All doors shall have Panel lock Arrangement. Degree of Protection will be IP-54 .The panel shall be properly Gasketted to prevent ingress of dust & moisture & Remain. Busbar will be properly arrange & all Switches shall be fixed by M.S. nuts & bolts On angle /flat iron frame base.as per direction of E.I.C. The PANEL will be fabricated by 14 SWG. CRCA Sheet. The sheet steel thickness will be 2mm & Gland plate shall be 2/3mm thick. Individual compartment door will be interlocked with respective breaker. Panel must have with Bus Alley and Cabe Alley with proper termination by 3/4 WAY Stud Type Power Terminal for every outgoing and incoming feeder. Individual nake plate should have on repective feeder.

Taken shut down the power from main sources and disconnect the existing incoming and outgoing power sources of existing LT panels. After that temporary power arrangements with necessary temporary distribution systems (including busbar/cables/wires/DB etc.) to all the existing running outgoing sources to un interrupt the power supply with maintaining all the necessary safety and security protection on the entire system till completion the same.

Dismantling all the damaged distribution systems including cable, wires, distribution boards, all kinds of fan, light fixture and others allied related to the same.

Supply and replacement PVC cable duct, MCB Channel, Control Terminal, 3/4 WAY Stud Type Power Terminal, Socket, Ferrule, Fuse & Neutral Link, Spiral Cord, Gasket, SS Lock, Insulators, earth stud and others necessary hardwares as require based on existing distribution panel.

Supplying & fixing sheet metal (16 SWG) Iron Clad Busbar chambers on angle iron frame on wall, incl. earthing attachment and painting as required – ( As per Drawing no. 470 of PWD Specification Book – May 1991) 4 bars, 415 V, 600 A, Dimension of Cu. bars[85mm long]:-- 4 x (2x 40x5)mm, Dimension of Sheet Metal Box:-- 500x150mm.

Supplying and fixing 415V, 415A TPN SFU open execution in existing SS enclosure/cubical with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating. Make: ( L&T / Havells / Standard)

Supplying and fixing double door 4 way Horizontal TPN 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. INCOMING: Supplying and fixing 415V 63A FP MCB Isolator on din rail of existing DBs and necessary connection. -1 No. OUTGOING: Supplying and fixing 240V 32A SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection-12 Nos. Blank Plate- 0 nos. (Make: Legrand / Crabtree / Seimens)

Supplying and fixing double-door (10+2) way 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. INCOMING: Supplying and fixing 240V 40A DP MCB Isolator on din rail of existing DBs and necessary connection. -- 1 No. OUTGOING: Supplying and fixing 240V 6-16A SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection -- 10 Nos. (Make: Legrand / Crabtree / Seimens)

Supplying and fixing double-door (4+2) way 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. INCOMING: Supplying and fixing 240V 40A DP MCB Isolator on din rail of existing DBs and necessary connection. -- 1 No. OUTGOING: Supplying and fixing 240V 6-16A SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection -- 4 Nos. (Make: Legrand / Crabtree / Seimens)

Supply of 4 core 70sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable ( Make : Havells/ Polycab/ Finolex/ Gloster/ KEI )

Supply of 4 core 25sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable ( Make : Havells/ Polycab/ Finolex/ Gloster/ KEI )

Supply of 4 core 10sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable ( Make : Havells/ Polycab/ Finolex/ Gloster/ KEI )

Laying of cable upto 3/4 core 25 sqmm 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.

Distribution wiring in 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.

2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC

2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC

2 x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC

2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 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.

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.

4 core 10sqmm

4 core 25sqmm

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.

4 core 10sqmm

4 core 25sqmm

Supply & Fixing 240 V, 6A, plug socket with separate 6 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm 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.

Supply & Fixing 240 V, 20A, plug socket with separate 20 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm 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.

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; 150 mm x 100 mm x 65 mm.

Supply & Fixing 150 mm x 100 mm x 65 mm bakelite / perspex top cover on existing Inspection board by Brass screws.

Supply and fixing of DIN Rail mounted 2.5 Sqr mm lead/feed through terminals for connection the wiring upto 2.5 sqr mm copper wire with all the necessary items for connecting the wiring from existing sources to new sources. (Make- Elmex/ Minilec/ Phoenix)

Supply and fixing of DIN Rail mounted 4 Sqr mm lead/feed through terminals for connection the wiring upto 4 sqr mm copper wire with all the necessary items for connecting the wiring from existing sources to new sources. (Make- Elmex/ Minilec/ Phoenix)

Supply and fixing of DIN Rail mounted 6 Sqr mm lead/feed through terminals for connection the wiring upto 6 sqr mm copper wire with all the necessary items for connecting the wiring from existing sources to new sources. (Make- Elmex/ Minilec/ Phoenix)

Supply and fixing of DIN Rail mounted 2.5/4/6 Sqr mm lead/feed through terminals end plates. (Make- Elmex/ Minilec/ Phoenix)

Supply fixing of mounting rail with zinc plating having length of maximum 300mm with necessary fixing arrangements by screw, nuts etc as require.

S&F of 80mm dia 2 Mtrs long G.I pipe Minipole with sole plate incl. S&F 40mm dia 1.5 Mtrs pole bracket incl.providing CC (6:3:1) base block (around the pole) dimension 0.60x0.60x0.76 mt. above ground level, neatly cemented finish (3 mmthick), at the base pole (in lieu of CC muffing) incl. drilled hole in pole suitable for alkathene/polythene pipe entry incl. earthing attachment.

S&F cylindrical type pole head suitable for 100 mm. dia seamless pipe and should be waterproof & fabricated from steel member steel pipe. The cylindrical portion of the pole head which sleeve over the pole shall have a length of 40 cm. ( 18" ) approx. Incl. making 225 mm. dia ( 9" ) cable terminal box.

Painting of Steel Tubular Pole of lengths and no. of coats of paint, as given below with ready mixed paint/primer of approved make, and brand incl. preparation of surface by sand paper/emery paper, cleaning etc. for receiving fresh coat of paint Upto 9.0 mtr. long pole

One coat of red lead/Zinc chromate priming

1st coat of synthetic enamel paint over the primer

2nd coat of synthetic enamel paint over the 1st coat

Supply and fixing of Junction Box Syntex make with front side opening door and locking arrangement, with clamp. Junction box having 140x140x95mm dimension. Each have consist of the following materials EARTH Stud, 2 WAY Stud Type Power Terminal – 32A, 2A Fuse link with base (L&T/ Havells)- 1no, (Make- Syntex/ Hensel/ AKG)

Supply & Delivery of 90W, 110lm/w Street Light LED Fittings having Aerodynamically designed street light with excellent thermal management, inbuilt tilt angle arrangement with IP66 protection, 10KV SPD included. ( Make : Crompton / Philips / Jaguar / Magik or similar make)

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 as below: By TATA-Medium GI pipe.

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

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.

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.

Connecting the equipments to earth busbar including S & F 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 4 SWG.

Different electrical installation works at whole campus:

Supplying & fixing sheet metal (16 SWG) Iron Clad Busbar chambers on angle iron frame on wall, incl. earthing attachment and painting as required – ( As per Drawing no. 470 of PWD Specification Book – May 1991) 4 bars, 415 V, 200 A, Dimension of Cu. bars[85mm long]:-- 4 x (20x5)mm, Dimension of Sheet Metal Box:-- 500x150mm. ( For Bio chemistry )

Supplying and fixing 415V, 200A TPN SFU with sheet steel enclosure on flat iron/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 / standard/SIEMENS) (For paracitology building incoming SFU)

Supplying and fixing 415V, 100A TPN SFU with sheet steel enclosure on flat iron/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 / standard/SIEMENS) (For Farmers hostel)

Supplying and fixing 415V, 63A TPN SFU with sheet steel enclosure on flat iron/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 / standard/SIEMENS) (Registrar office- 3 nos and paracitology -1 no, Pathology-5 nos,VEPM-1 no )

Supplying and fixing double door 6 way 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 suitable for 160A incoming. INCOMING: Supplying and fixing 415 V, 125A Four Pole MCCB of Breaking capacity 25kA/35kA with fixed thermal and fixed magnetic / adjustable thermal and fixed magnetic setting in DBs and necessary connection - 1 No. OUTGOING: Supplying and fixing 415 V, 63A TP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection- 6 Nos. (Make: Legrand / Crabtree/ Seimens) (For blood test room-1 no, Library -1 no,)

Supplying and fixing double door 4 way Horizontal TPN 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. INCOMING: Supplying and fixing 415V 63A FP MCB Isolator on din rail of existing DBs and necessary connection. -1 No. OUTGOING Supplying and fixing 240V 32A SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection-12 Nos. Blank Plate- 0 nos. (Make: Legrand / Crabtree / Seimens) ( For Bio chemistry- 1no,VEPM-1 no ,CCU-1 no,Bio chemistry-1 no)

Supplying and fixing double-door (10+2) way 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. INCOMING: Supplying and fixing 240V 40A DP MCB Isolator on din rail of existing DBs and necessary connection. -- 1 No. OUTGOING: Supplying and fixing 240V 6-16A SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection -- 10 Nos. (Make: Legrand / Crabtree / Seimens) ( For Bio chemistry- 1no,VEPM-1 no ,CCU-1 no,Bio chemistry-1 no)

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; 150 mm x 100 mm x 65 mm.

Supply & Fixing 150 mm x 100 mm x 65 mm bakelite / perspex top cover on existing Inspection board by Brass screws.

Supply and fixing of DIN Rail mounted 2.5 Sqr mm lead/feed through terminals for connection the wiring upto 2.5 sqr mm copper wire with all the necessary items for connecting the wiring from existing sources to new sources. (Make- Elmex/ Minilec/ Phoenix)

Supply and fixing of DIN Rail mounted 4 Sqr mm lead/feed through terminals for connection the wiring upto 4 sqr mm copper wire with all the necessary items for connecting the wiring from existing sources to new sources. (Make- Elmex/ Minilec/ Phoenix)

Supply and fixing of DIN Rail mounted 6 Sqr mm lead/feed through terminals for connection the wiring upto 6 sqr mm copper wire with all the necessary items for connecting the wiring from existing sources to new sources. (Make- Elmex/ Minilec/ Phoenix)

Supply and fixing of DIN Rail mounted 2.5/4/6 Sqr mm lead/feed through terminals end plates. (Make- Elmex/ Minilec/ Phoenix)

Supply fixing of mounting rail with zinc plating having length of maximum 300mm with necessary fixing arrangements by screw, nuts etc as require.

Supplying and fixing 2 Way MCB SS enclosure with IP-20/30 protection, powder coated with 32A DP MCB, concealed in wall after cutting the wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment. (Make: Legrand / L&T / Crabtree) ( For Pathology )

Supply of 4 core 70sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable ( Make : Havells/ Polycab/ Finolex/ Gloster )

Supply of 4 core 25sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable. ( Make : Havells/ Polycab/ Finolex/ Gloster )

Laying of cable above 3½ core 50 sqmm and upto 3½ core 90 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 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.

Laying of cable upto 3/4 core 25 sqmm 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.

Laying of one No. cable upto 35 sqmm in underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed.

Supplying and fixing polythene pipe complete with fittings as necy. under ceiling/beam, bound with 22 SWG GI binding wire incl. supplying and drawing 1x18 SWG GI Wire as fish wire inside the pipes and fittings and providing 50 mm dia disc of MS sheet (20 SWG) having colour paint at one face fastened at the load point end of the polythene pipe with fish wire (synchronizing with roof/beam casting work of building construction)

40mm dia 3mm thick Polythene Pipe.

50mm dia 3mm thick Polythene Pipe.

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required.

4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC.

Distribution wiring in 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

2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC

2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC

2 x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC

2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC

Distribution wiring in 2 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), 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 with top cover plate and 2 no. suitable size “Ph & N” copper bar & earthing attachment fixed on wall incl. mending good. damages to original finish. Average run 9 mtr

Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire as ECC, to 6A 3 pin Modular type plug socket & switch (Brand approved by EIC) on 4 Module GI switch board with 3/4 Module top cover plate on wall incl. necy. connection making earthing attachment, painting and mending good damages to building works. On Board

Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.

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.

4 core 25sqmm

4 core 70sqmm

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.

4 core 25sqmm

4 core 70sqmm

Supply & Fixing 240 V, 6A, plug socket with separate 6 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm 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.

Supply & Fixing 240 V, 20A, plug socket with separate 20 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm 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.

Supply & Fixing 240 V, 3 nos. 6A, & 1 no. 20A plug socket with separate 3 nos. 6 A & 1 no. 20A Piano key type switch, indicator & 20A switch type SP MCB (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 240x200x65mm 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.

Supply & Fixing 240 V, 25A Modular type socket, 25 A, Modular type AC starter (Brand approved by EIC) with 25A Modular switch type DP MCB (C-Curve) and 6 Module GI Modular type switch board with 6 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 of 20/25A plug top for AC machines

Supply of 250V. 50 Hz. 90Watt Metal Body Sweep 45 cm (450 mm), Air Displacement In M3/Hour-6030, Speed 1325 rpm Wall Fan oscillating type on wall with all parts. Powerful 100% Copper Motor for longer life and stable performance. Aerodynamically balanced sturdy ABS Blade and a Strong base for stability. Warranty: 2 years (Make : Orient/ Havells/ Usha/ Crompton)

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.

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 as below: By TATA-Medium GI pipe.

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

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.

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.

Connecting the equipments to earth busbar including S & F 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 4 SWG.

SUBRATA GHOSH

MAHESWAR ELECTRICAL INDUSTRIES

T.D.K. ENTERPRISE

MAA TARA ENTERPRISE