SPECIAL REPAIR REPLACEMENT OF BER AC PLANT 2X7.5 TR AT 505 ABW UNDER GE(U) PM DELHI CANTT-10

Amount

Supply , install , commissioning and testing of Inverter Package units Air conditioners with Nominal cooling capacity, (Design condition : Temperature 23+-2,) charged refrigerant R410A, 3 Phase, 415 V, 50 HZ with Pure polyester powder coated GI steel , comprising of inverter Scroll compressor equipped ,copper refrigerant piping as per OEM recommendation, Anti -corrosion condenser Fin coating for out door unit condenser unit with suitable size condenser coil, fan motor etc electrical interconnection between indoor and outdoor units as per OEM recommendation , with precharged Eco Friendly refrigerant R- 410a , PCC foundation as per OEM recommendation complete all as specified and directed. High speed two way communication (RS485) between indoor controller and outdoor unit. Indoor unit :- Type of blower :- Centrifugal forward curved,Double inlet, Double width Air Filter :- Non woven polyster media enclosed in HDPE mesh suitable to filter partical upto 5 micron Controller :- Innovative intelligent inverter controller Compressor :- Hermetically seales scroll Outdoor unit : Condenser type :- Corrosion proof Blue fin Air cooled FTHX Condenser fan type :- Propeller Operating Outdoor Ambient Temperature Range Non Stop Cooling upto 52°C The bidder is required to submit NIT specific certificate from the OEM duly signed and stamped for back to back support (along with Technical bid, failing in submission of Certificate will led to rejection of the Bid). Work has to be executed by OEM/OEM Authorised Agency

Supply , install , commissioning and testing of Inverter Ductable units Air conditioners with Nominal cooling capacity, (Design condition : Temperature 23+-2,) charged refrigerant R410A, 3 Phase, 415 V, 50 HZ with Pure polyester powder coated GI steel , comprising of inverter Scroll/ rotary compressor equipped ,copper refrigerant piping as per OEM recommendation, Anti -corrosion condenser Fin coating for out door unit condenser unit with suitable size condenser coil, fan motor etc electrical interconnection between indoor and outdoor units as per OEM recommendation , with precharged Eco Friendly refrigerant R- 410a , PCC foundation as per OEM recommendation complete all as specified and directed.

Supply, installation, testing and commissioning high pressure interconnecting refrigerant pipe of following sizes including civil work like wall opening for copper and drain pipe for package system between indoor & outdoor units as per specifications. All Piping install on cable trays with cover for outdoor locations as per OEM recommendations and PVC sleeves shall be provided wherever pipe is crossing the wall. Food grade nitrogen shall be used while making brazing joints complete all as specified and directed

Supply and fixing in position the 32mm dia of PVC (UPVC quality) pipes, cut in required lengths and joined with PVC cement and also providing and fixing in position the necessary "U" trap elbows, tees, and reducer and all types of fittings. Cost to include all necessary as required. Necessary Wall cutting and making the wall good and its cost should be included. The pipe to be insulated by 9mm thick nitrile rubber thermal insulation of class 0 category

Supply, fixing, testing and commissioning of 2 Core x 0.75 Sqmm control wiring ( Sheilded Wire) from outdoor , indoor units to the central controller with all necessary accessories to make it functional as per OEM Recommendation. Make: PolyCab, Havells, Finolex

Supply and fixing of MS Stand as per OEM Recommendation and Placing of Outdour Unit on MS Stand of C Channel. Complete all as specified and directed.

Supply, Charging of Refrigerant Gas R410a as per OEM Recommendation. Complete all as specified and directed. (Make:- Refron,Mefron,Floron).

Supply and fixing of 125mm deep Antivibration Flexible Joints made out of imported fire retardant fabric with extruded aluminium frame/ flange on both sides for package unit & duct

Supply , assembly and erection in replacement GI sheet rectangular/square duct made out of 'L' shaped hollow profile, duly factory boxed, including all accessories such as corner, Cleat , Carrige bolt, Gasket and appropriate sealant on langitudinal joints etc complete including necessary MS Channels, Gurder supports as approved by Engr-in-charge including making of hole in any type of wall and making good with plastering work , masonry work and necessary MS channel supports complete all as specified and as directed

24 Gauge GI Sheet

22 Gauge GI Sheet

Supply & erection of 25 mm thick nitrile duct insulation with Aluminum foil. The thermal insulation shall be 25 mm thick non-fibrous, fire retardant, closed cell, tri- dimensional chemically crosslinked polythylene foam, confirming to class O' for fire propagation and class 1 for surface spread of flame & factory laminated aluminum foil complete all as specified and directed.

Supply and fixing insulation acoustic lining of supply air ducting complete with GI frame , tissue paper , 26 Guage perforated AL Sheet 15mm thick of density 32 kg/cum fiber glass insulation complete all as specified and directed.

S&F in replacement Acoustic treatment/ lining of area of indoor room with 22 Gauge, GI channels of 50x50 mm size fitted at 600x600mm girds, fitted with 50mm thick, 32 Kg/cum fibber glass insulation, covered with fibber glass tissue and 24 Gauge Aluminium perforated sheet as required, The joint shall be with minimum overlapping of 75mm with 30mmx 3mm aluminium strip covering, All corners shall be provided with 20x20x2mm aluminium angle with stainless steel counter sunk screws complete all as specified and as directed.

Supply and fixing of fire proof double layered canvas cloth connection for indoor unit outlet including inspection opening complete with flanges made out of 22 GSS Sheet on both side for connection to indoor unit and duct with nuts , bolts complete all as specified and directed.

Supply, installation, testing and commission of UL-555 motorized fire dampers complete with smoke detector/ thermister linkage etc in indoor unit Supply Air Ducts as required for operation complete all as specified and directed.

Supply, installation, testing and commission of Actuator with control panel in package unit Room Supply Air Ducts as required for operation complete all as specified and directed

Supply, installation ,testing and balancing in repaire square shape supply air diffuser with removable core and antismudge ring and volume control dampers , power coated , extruded aluminium construction complete all specified and as directed.

Supply, installation ,testing and balancing in repaire square shape supply Return air diffuser with removable core and antismudge and control without control dampers , power coated ,extruded aliminium construction complete all specified and as directed

M&L for Earth continuity conductor fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 32 x 6 mm dia galvanised iron strip

Earthing complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised earth strip 32x6 mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion including provision of 40 mm GI Tubing, light grade and watering pipe shall be 20 mm bore GI light grade including excavation & earth work, PCC pit with CI cover, Charcol, salt, funnel, wire mesh, GI strip Up to 7.5 mtrs length complete all as specified and directed.

Supply and installation, testing, commissioning Outdoor LT Panel made out of 3.15 mm thick CRCA sheet , 415 Volt, 3 phase , 50 HZ supply factory made & MS angle section 40 x40x 5mm frame with front and back openable double door with provision of locking arrangement dust & varmin proof , gasket, TPN busbar shall be insulated with colour coated heat shrinkable sleeves and shall be mounted on proper insulator, gland, welding hinges of dust proof duly spray painted inside and outside of panel with one coat of red oxide primer and two coat of synthetic enamel paint grey complete all as specifed abd directed & Connisting of the following equipments:- (i) MCCB, 4 pole , 35 KA , 160 Amps adjustable to thermal Magnetic Release with rotary handle -01 No ( Incomming) (ii) MCCB , 4 pole ,16 KA, 32Amps -03 No (Out going) (iii) MCCB , 4 pole ,25 KA, 63 Amps -02 No (Outgoing) (iv) Indication Lamp 22.5 mm dia LED type 240Volts AC to show three phase availability- 01 set, Digital Multifunction meter-01, Digital Ammeter-05 as reequired MAKE : L & T/Secure/Conserv (v) Solid copper bus bar 300 Amp for 3 phase and neutral (vi) PCC and block Masonary work for grouting of panel complete all as specified and directed

Supply, Laying, jointing and testing of under electric cable XLPE insulated, 1100 volt grade heavy duty armoured with stranded aluminium conductor laid in duct /pipe including all electrical connection with required lugs and nuts, bolts complete all as specified and directed by Engr-in-Charge for the following sizes:

4 Core 70 sqmm

S&F in replacement of 4 runs of 4 Sqmm, single core copper cable, PVC insulated & unsheathed cable, 1100 Volts grade, with multi stranded, copper conductor, drawn through and including 20 mm dia, concealed, PVC rigid, non metallic conduit, medium grade, as per IS, with all fittings and one run of 4 Sqmm size Earth wire PVC insulated copper conductor complete all as specified and as directed.

S&F in replacement of 4 runs of 6 Sqmm, single core, PVC insulated & unsheathed cable, 1100 Volts grade, with multi stranded, copper conductor, drawn through and including 25 mm dia, concealed, PVC rigid, non metallic conduit, medium grade, as per IS, with all fittings and one run of 6 Sqmm size Earth wire PVC insulated copper conductor complete all as specified and as directed.

S & F strip heater 3 kw for heater bank(2x3 KW) that heater bank is inside the supply and return air duct all electrical connection done with panel and control also gives with package unit as directed and specified.

Dismantling of 2 X 7.5 TR package AC plant along with expansion tank ,pumps, strainers,Cu piping, valves,AHU ,duct etc and shifting them MES store yard within 6 km.

Taking down of cement plaster of any description, complete all as specified

M&L for rendering 15 mm thick in CM 1:4 on fair faces of brick work or concrete surface of walls finished fair and smooth without using extra cement complete all as specified

M & L for preparation of newly plastered surfaces of walls and applying two coats of cement base paint over one coat of alkali resistand primer complete all as specified.

Dismantling of wall and ceiling boards (fibre,pulp,insulation etc) or insulation boards/ slabs/blankets,any thickness including cover fillets

Supply & fixing false ceiling at (a) all heights with GRG (Glass Fibre With Reinforced Gypsum) false ceiling tiles of perforated Size 595 x 595 mm of approved texture, 12mm (b) With semi perforated 12mm thick micro triagular design and patterns having moisture micro tegular edged or 10 mm content less than 2%, humidity resistance edged GRG thick square edged of 99%, NRCO.50 to 0.75 as per IS false ceiling GRG false ceiling 8225:1987, Noncombustible as per BS tiles 4 76 (part 4)-1970 and light reflectance of 85% (minimum) to be laid in true horizontal level suspended on inter locking metal T-Grid of hot dipped galvanized iron section of 0.33mm thick (galvani Jgrams per sqm including both sides) comprising of main T runners of size 15 x 32 mm of length 200 aze 15x 32mm of length 1200mm and secondary intermediate cross-T of size 15 x 32 mm of length 600mm to form grid module of size 600x 600mm, suspended from ceiling using galvanized mild steel items (galvanizing @ 80 grams per sqm) i.e 50mm long, 8mm outer diameter M-6 dash fasteners, 6mm dia fully threaded hanger rod upto 1 000mm length and L shape level adjuster of size 85x25x2mm. Galvanised iron perimeter wall angle of size 24x 24x0.40mm of length 3000 mm to be fixed on periphery wall I partition with the help of plastic rawl plugs at and 450mm center to center and 40mm long dry wall wood screws. The work shall be carried out as per specifications, drawing and as per directions of the Engineer-in Charge.

RUCHIKA ENGG.WORKS (BID ID -3459328)

Flint India (BID ID -3461374)

RefAir Technical Services (BID ID -3466067)

Shiv Enterprises (BID ID -3460533)

SNOWY ENGINEERING INC (BID ID -3467129)