Construction of Specializes temperature Controlled Storage at PORS Berhampore, Murshidabad- Electrical Installation Work, Supply Installation Testing Commissioning of AC Machine and Disel Generator.

Supplying and fixing Sheet steel Main Switches 240V, 32A on flat iron frame on wall (L&T,Havells,HPL/Standard)

Supplying and fixing 415V, 125 A 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. (source end & load end) (L&T/ Siemens)

Supplying and fixing 125A , 415V, TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc (L&T/ Siemens)

Supplying & fixing sheet metal (16 SWG)415 V, 200 A 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) 415 V, 200 A Dimension of Copper Bars 4 x 20x5mm, Dimension of Sheet Metal Box 500x150mm

Supply & delivery 4C35 sqmm XLPE armouredAlumium Cable(Make-RR Kebel/Polycab/Havells)

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

Laying of cable from 3/3½ core 35 sqmm to 50 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making holes etc. as necy., mending good damages and painting

Laying only Cable upto 50 sqmm through existing RCC/Hume/ GI Pipe/open masonary trench for single, 2, 3, 3½ & 4 core

Supplying & fixing medium gauge 50mm GI Pipe ( ISI-Medium)Protection with necessary fittings and jointing metarials as required

Supplying and fixing 2+12 way 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. (legrand/ABB/ Cabtree)

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection. (Make Legrand) 40 A DP

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (Make Legrand) 6-32 A SP

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 light/fan/call bell points with Modular type switch (Brand approved by EIC) fixed on Modular GI switch board with top cover plate flushed in wall incl. mending good damages to original finish 2x22/0.3 (Ph. & N) and 1x22/0.3 as ECC Average run 8 mtr

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

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 .(power point) (Make Legrand / Schinder /Wipro / equivalent)

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 (i) 3 x 22/0.3 (1.5 sqmm)

(ii) 2x36/0.3 (2.5 sqmm) + 1x22/0.3 (1.5 sqmm) as ECC for power

(iii)2x84/0.3 (6 sqmm) +1x56/0.3 (4 sqmm) as ECC For charging SPN & Timer DB

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 Out GI earth continuity wire

S & F of 230V Twin LED light fittings complete with all allied accessories, (Philips Cat No-TMC502 P 2 x T-LED) (Philips/crompton/Havells)

S & F of 230V Single LED light fittings complete with all allied accessories, (Philips Cat No-TMC502 P 1 x T-LED) (Philips/crompton/Havells)

S & F LED Tube light on existing fittings (Make : Philips , cat No : Mas LEDTube 1200mm 18W 865 T8 I – 2100lm/crompton/Equivalent)

Supplying & Fixing GI waterproof type looping cable box size 200x150x100 mm deep having 4 mm thick comprising of one 250 V 15 A kit-kat fuse unit, one NL on porcelain insulator, one compression type brass cable gland for upto 2- core 16 sqmm PVC/A cable and having lined with rubber gasketted GI top cover with brass machine screws etc., earthing terminal with lug, onsteel tubular pole near base, including S&F 40x6 mm thick, MS clamps with bolts, nuts etc. including painting with anticorrosive paint

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 :

(i) For 4 core upto 35 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 :

(i) 4 core 35 sqmm cable

Finishing of the PVC insulated wire ends by socketting with pin/ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. (i)2.5sqmm

(ii)6 sq mm

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 ISI-Medium GI pipe (Building Earthing)

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

Connecting the equipments body to earth busbar including S&F 20 mm x 3 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

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

Supply, Installation, Testing and commissioning of LED Illumination sign board fabricated by 16’ x 5’ (ft) x 5” (inch) depth ACP box supported with40mmx25mmx thik MS hollow square pipe or Aluminum Hollow square pipe of 18 swg. All around. The 4 mm ACP facial should be provided with Laser cutting 6 mm laser cut Acrylic letters out of which 5 mm rising and border line of the front side should with cover 1” Aluminum channel as per the direction of EIC. The sign board should be glow by 1.5 W LED module cool white in colour including 12V 250W power supply. Back side of the board should be covered with 26 swg GI sheet to protect rain water. The sign board should be fixed at the wall by using nut, bolt, washers etc. after making MS structure of size 50mmx50mmx6mmand grouting the same at wall and mending good the damages as per direction of EIC. The cost of transportation and scaffolding charges are included. The sign board should be as per the following inscription & as per direction of EIC- (Module Make-GE/SAmsung) Power Supply SMPS Make-Reputed & Approved by EIC

AIR-COOLED CONDENSING UNIT

SITC of Air-cooled condensing unit in compliance with latest QCO guidelines complete with highly energy efficient Scroll Compressor, Copper condenser coil, unit mounted microprocessor based control panel complete with all accessories suitable to operate on ecofriendly refrigerant R-410A (As per direction of E.I.C) (MAKE: VOLTAS/MITSUBISHI HEAVY/O-GENERAL/Hitachi/Daikin/Bluestar)

8.5 TR Nominal Capacity Single circuit air-cooled condensing unit (2 nos Compressor) (2 Working + 1 Stand By)

DOUBLE SKINNED AIR HANDLING UNIT (DIRECT EXPANSION TYPE)

FLOOR MOUNTED AIR HANDLING UNIT:- SITC of Double Skinned Air Handling Unit comprises of 1. Extruded hollow Aluminium with Thermal break profile having thickness 48+2 mm and injected with CFC free PUF having delsity 40+2 Kg/CuM 2. Outer skin 0.60 mm thick precoated GI and Inner skin 0.6 mm plain GI sheet. 3. Filter section with 25 mm thick box type pre-filter (MERV-8) & 305 mm thick bag type fine filter (MERV-13) mounted on a common filter frame. 4. Coil section with multi-rows deep direct expansion type cooling coil made out of 0.30 mm thick 9.5 mm OD Copper tube and Copper HEADER with plain Aluminium fins spacing 11-13 FPI. 5. Condensing drain tray made out of 22 SWG, SS-304 material and insulated with 13 mm thick closed cell Nitrile Rubber insulation material. 6. Fan section with DIDW centrifugal backward curved fan, V-belt & drive set with 2 Nos. (1working +1 stand by) TEFC Squirrel cage AC induction motor IE-2( Make of Motor- Crompton/Kirloskar/ABB/Siemens) 7. Supply air manually operated AL damper 8. AHU shall be complete with VFD.The VFD shall be of IP20 rating

6500 CFM, 4/6 RD, 100-125 MM OF WC TSP, 17.0 TR comprises of 2 x 8.5 TR Direct Expansion type Cooling Coil

REFRIGERANT PIPING & ACCESSORIES

SITC of Soft/Hard drawn Copper Refrigerant piping complete with thermal insulation by closed cell Nitrile Rubber Insulation, Nitrogen pressure testing, leak testing, vacuumizing, Refrigerant charging and commissioning work by using proper scaffolding and safety arrangements. (As per direction of E.I.C)

11/8" dia and 1 mm thick hard drawn Copper Suction Tube In between Indoor AHU & Outdoor Condensing Unit with 19 mm thick Nitrile Rubber Insulation

5/8" dia and 1 mm thick hard drawn Copper Liquid Tube In between Indoor AHU & Outdoor Condensing Unit

Liquid Line Ball Valve for 2 independent circuits

Catch All Drier

Thermostatic Expansion Valve

Refrigerant R-410

DRAIN WATER PIPING (PVC SCH-40)

SITC of Drain piping with PVC (Sch-40) pipes with fittings duly insulated with 9MM thick Nitrile rubber section with suitable solvent and necessary quantities of supports, flanges, bends, elbows, fittings, nut-bolts, gaskets etc (Make-Supreme/Asirvad)

50 MM NB (UPVC Sch40)

40 MM NB (UPVC sch40)

DUCT WORK:-

SITC of Class - VIII grade (120 GSM) GI sheet, for supply & return air duct along with necessary supports, flanges etc. as required and as per IS 655 and IS-277 standards of following gauges

S&F shop fabricated Plenum made out of 18 SWG Class VIII, 120 GSM GI Sheet and insulated with 25 mm thick duly laminated aluminium foil of mat finish closed cell Nitrile rubber (Class “O”) insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self-adhesive nitrile rubber tape insulation complete by using proper scaffolding and safety arrangements. (As per direction of E.I.C)

DUCT THREMAL INSULATION

S&F of 19 mm thick duly laminated aluminum foil faced closed cell Nitrile rubber (Class “O”) insulation having density 40-60 Kg/CuM on duct after applying OEM recommended suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete in all respect (as per direction of EIC)

DUCT ACCOUSTIC INSULATION

S&F of 10 mm thick open cell Nitrile rubber (Class “1”) insulation having density 140-160 Kg/CuM on inaide duct after applying OEM recommended suitable adhesive for Nitrile rubber with nut bult washers complete in all respect (Make-Kplex/Aflex/Dynacraft).

UNDERDECK INSULATION S&F of underdeck insulation by 50 mm thick TF quality Expanded polysterene slab (24 Kg/Cum) with bituminous adhesive compound, wire, washers etc as required (as per direction of EIC)

S&F of powder coated extruded aluminium section supply air diffuser with louvers & GI black volume control dampers.

S&F of power coated extruded aluminium section return air diffuser with louvers but without volume control dampers complete as required.

S&F of powder coated extruded aluminium section supply air linear grill with volume control dampers as required (as per direction of EIC) .

S&F of powder coated extruded aluminium section return air linear grill without volume control dampers as required (as per direction of EIC)

S&F of opposed blade type Duct Dampers GI manual type.

S&F of opposed type Collar dampers GI manual type black painted (as per direction of EIC). (Make-Systemair/Dynacraft)

S&F of Mechanical Fire Damper, linkage, fusible links in supply & return air duct as and where required (Make - Systemair / Dynacraft / Premire / Caryaire / Airmaster / Air Enterprise).

S&F of duct mounted Strip Heater Bank made out of SS tube & GI fins divided in to 4.0 kw in 3 banks (12.0 kw) including connections with humidistat, airstat, thermostat etc (as per direction of EIC) (Make - Alco/Daspas).

Supplying, fixing, testing & commissioning of powder coated extruded aluminium section fresh air grill in AHU room with aluminium volume control dampers, SS bird screen etc complete as requied (Make - Systemair / Dynacraft / Premire / Caryaire / Airmaster / Air Enterprise).

Supply and Installation of wall mounted 415V., 50 Hz. dust, moisture & vermin proof MV Distribution panel board for sequencial opreration fabricated from 14 SWG CRCA sheet comprising with following electrical accessories :- incl. necessary interconnection and earthing attachment for 3 phasee AC machine starter as per direction of EIC (The Sequential control panel comprising four compartment) .

S&L of 1.1 KV Grade XLPE insulated and PVC sheathed aluminium conductor cable ( Armoured ) Al cable for Power and Control line conforming to IS: 7098 / 1988 with its latest amendment of following sizes and lengths inclduing supply and fixing double compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below including 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 (as per direction of EIC) [ MAKE: POLYCAB / RR KABLE / HAVELLS]

4 Core 16 Sqmm

S&L of 1.1kV Gr. PVC armourd copper Cable with earthing of required sizes as following sizes:-

3 Core 2.5 Sqmm

7 Core1.5 Sqmm

S&F of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support With S&F 25x25x3mm angle iron support (as per direction of EIC) for laying cables, Cu Pipes, drain Pipe etc

300 mm x 50 x 1.25mm

250 mm x 50 x 1.25mm

200 mm x 50 x 1.25mm

Connecting the equipments body to earth busbar including S&F 20 mm x 3 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

S&F of earthing of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall/floor (as per direction of EIC)

S&F of Solid GI (Hot Dip) wire of size 2 length X 8 SWG (as per direction of EIC)

Charges for cutting wall / floor for entry of different sizes duct & pipe lines including mending good the damages including painting with wall matching colour and removal of rubbish as per direction of EIC.

Supply, design, fabrication, installation of MS structural work for AC equipment & accessories like Chillers, Pumps, AHUs, FCUs, Ducts, Pipes, Tanks, Cable Trays, ODU Structures : M.S. works in structures/brackets made out from channels, joists, flats, angles, tees etc. to sizes specialy bent, twisted, forged; making holes drilled and fitted to rafter of trusses with necessary bolts, nuts, washer or screws etc. The above structure should be painted 2 coats painting over 2 coats of primer as per direction of EIC.

Charges towards unloading. Loading, lifting, shifting and placement of AC plant on rooftop foundations with the help of rigging arrangements of suitable capacity and safeties

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