WBPWD/SSKM(H.)ESD/NIQ-42 of 2024-25

Amount

Part: A (Electrical Installation Work):

Supplying & fixing of PVC cable end loop box of size (270 x 225 x 135 mm) including providing drilled holes incl all necessary items as required for the input power of ODU of AC System. (Make: Syntex, Model No.: GSJB 3126 / Hensel)

Supply & Fixing of MCB Mounting CHANNEL WHITE – Din 35 Rail (35 x 7.5 x 0.8 mm) White plated in the existing PVC loop box including providing drilled holes incl. all necessary items as required for the fixing of MCB Isolator.

Supplying and fixing 240/415 V 4-Pole 63A MCB Isolator on din rail of existing DBs and necessary connection. (Make: Legrand)

S&Laying 1.1KV gr. 4 Core 25 mm² XLPE Ar./Al. Cable (Make: Gloster / Havells / Polycab as approved by EIC) incl. making connections as per direction of EIC.

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.

S&F 4 Core 25 mm² compression type gland complete with Brass Gland, Rubber Rings for dust & moistureproof entry of cables incl. finishing the ends by crimping method incl. S&F Dowells solderless socket, tapes and jointing materials.

Part: B (SITC of Airconditioning System):

S&D of minimum 13 KW nominal cooling capacity ceiling suspended [concealed] Split Air Conditioner with R410A / R407C / R-32 Refrigerant, with single Scroll Compressor / Swing compressor in inverter machine, suitable for operation on 415V,+_ 5% , 50Hz, 3Ph AC Supply with precharged refrigerant, Wired / Wireless remote & all other accessories complete with refrigerent (Make: DAIKIN model FDMF140BRV16/ RZMF140BRY16 / Mitsubishi heavy industries model FDUM125CSV-S6/FDC125CSV-S6 / O General model ARG60F/AOG60F).

Installation testing & commissioning of above AC machines at ground floor by fixing the indoor with two number 1.2mt long unequal MS "T" section bar of sizes 70mmX35mmX 6mm with minimum 6nos 10mm X75mm anchor fastner bolt drilled into the ceiling. The indoor unit suspended from this "T" section support with 4 nos 40mm X 6mm MS flat & 10mm full threaded suspender bolt with double nut & spring washer. Out door unit will be fixed on roof by MS chair made by 50mmX50mmX6mm equal angel & minmum hight of 450mm from floor level & grouting the same, painting as per direction of EIC & carrying the outdoor to the roof of building. And mending good the damages of walls by CC & sand cement plaster.

Supply & fixing of HVAC grade copper pipe of following sizes for liquid and gas line between ODU and IDU (Make - Ryoku / Nippon):-

3/8" (liquid line).

3/4" (gas line).

Supply & fixing of Nitril Rubber insulation for refrigerant copper pipe minimum thickness 9mm incl. all accessories as per direction of EIC. (Make-Supreme/Aroflex) as follows:-

3/8" (liquid line).

3/4" (gas line).

Supply & Laying of PVC insulated unarmoured 1.1 KV grade 6 Core 2.5 sq.mm copper cable from indoor to outdoor unit with necessary fixing arrangement. (Make - Finolex / Polycab / Havells / Gloster)

Supply & Laying of PVC insulated unarmoured 1.1 KV grade 4 Core 2.5 sq.mm copper cable from indoor to outdoor unit with necessary fixing arrangement. (Make - Finolex / Polycab / Havell / Glosters)

Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector,6 mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support. Without angle iron support 100x50x1.25mm (18SWG)

Supply & laying of 25 mm dia PVC Drain Pipe (Medium) including S&F necessary fittings (Make: Supreme / Oriplast / Finolex)

Supplying, fitting & fixing in position suspended boxing for return /supply air arrangement for ducting with frame work of aluminium hollow section of size 50mm x25mm (2.0mm thickness) combined with aluminium corners of size 38mm x 25mm, suspended by aluminium hollow tube section of size 38mm x 25mm, 25mm x 25mm powder coated wall angle with aluminium composit panel(ACP) of thickness 3.0mm comprising of protective film, polyester coating, primer, aluminium coil, adhesive film, polyethylene core again with one layer adhesive film, aluminium bottom coating and finally service coating as per manufacturer's specification finished with aluminium screw and silicon sealent including suitable arrangement for grill fixing complete in all respect as per direction of EIC.

Drop Celing

Trap Door

Supply & Fixing of double canvas connection [Make - Systemair / Air Enterprise / Premire / Caryaire / Airmaster].

Supply & Fixing of Aluminium powder coated Linear Contineous Grill [Make - Systemair / Air Enterprise / Premire / Caryaire / Airmaster].

Make & Model number of each & every items is to be approved by EIC. Defect of Liability period: 1 (One) Year

S. K. CHATTERJEE ELECTRICALS PVT LTD (BID ID -5650244)

SIMPSON AND FERRIS PVT LTD (BID ID -5647688)