Tender For Special Repair/Replacement Of Ber Ac Plant With Latest Plants Lt Panel At Ot Of Mh Namkum Under Ge Ranchi; 1 Supply ,installation testing commissioning of air conditioning VARIABLE REFRIGERANT FLOW SYSTEM (VRF) 28 HP (2 Nos) complete with Outdoor Units with proper rubber pad and vacumizing the pipe with pressure andindoor unit and vacumizing the pipe with installation of site fabricated GSS Ducting with angles frames, supports, cleat joints, gaskets, bolts & nuts etc.22 G and 24 G. Duct Acoustic Insulation with 9 mm thick fiber glass of 32 kg density covered with tissue paper and aluminium perforated sheet .Duct Insulation with 9 mm thick .Fixing of Double canvass connection and aluminium Grill. TheVRF system shall be having the following design parametrs.(a) For Out door Unit :-(i)Multi unit connectivity (i.e., One outdoor with Multiple Indoor)(ii) multiple Twin Rotary inverter compressor(iii)vibration isolators(iv)microprocessor based control panel(v) starter with starting arrangements(vi)thermostats(vii) TOP discharge Condenser fans Suitable for Operating at a 42 Deg C or higher ambient, Suitable to deliver the same cooling even at 42 Deg C without degradation in Capacity.(viii) Units are Suppled with Condenser Coil, 2 (ix)Units withsupplied with Fan motor.(x) Units are suppliedinstalled with Twin Rotary Inverter Compressor know as best in partial load(b) For Indoor Unit :-(i)Suitable for ceiling suspension & Wall mounted.(ii) Washable filter(iii)Electric motor(iv)Blower with low noise level(v) Vibration isolators(vi) Cooling coils,(vii) Drain Pump microprocessor based control pane (c) Supply of wire remote controller and programming.Note - (i) Fixing of pipe in any position to be included in rates to make fully function of VRF entire system.(iii) Supply and charging of additional gas if required - R410a gas - based on site condition.The entire air condioting VRF system will be comprising the following items No 1.01 to 1.20 here with after for make it fully funtional. 3 Outdoor Units (condensing Units) of capacity 28 HP -TOP DISCHARGE with Hot & Cold Technology, with minimum 4 Nos. of compressors for the better reliability of the system. Special pre-coated fins, panel, corrosion resistant coated condenser, condenser fan , electrical & microprocessor panel, isolating valves and all the necessary accessories for proper functioning of the units complete all as specified and directed.Make - Daikin/ Carrier / Mitsubishi HEAVY/ Blue star 4 Indoor units forVRF basedcomplete withDrain pump and all accessories, Vibration isolators & supports with pipe with pressure testing and commissioning of the system with following capacity from sel No - 1.03 to 1.09 complete all as specified and directed at site.Make - Daikin/ Carrier / Mitsubishi HEAVY/ Blue star 5 6.0 TR high static ducted connected type Indoor Unit 6 5.0 TR high static ducted connected type Indoor Unit 7 4.0TR high static ducted connected type Indoor Unit 8 3.0 TR high static ducted connected type Indoor Unit 9 1.5 TR high static ducted high wall indoor unit 10 1.3TR high static ducted high wall indoor unit 11 1.0 TR high static ducted high wall indoor unit 12 Copper refrigerant piping complete with insulation and Proper piping supports (Clamping with Rubber Gasket)and fabricated GSS Ducting with angles frames, supports, cleat joints, gaskets, bolts& nuts etc.22 G and 24 G. Duct Acoustic Insulation with 9 mm thick fiber glass of 32 kg density covered with tissue paper and aluminium perforated sheet .Duct Insulation with 9 mm thick .Fixing of Doubble canvass connection.Aluminium Grill complete. The Air Distribution network shall be with following accessories and specifications. 13 Note for Air Distribution network - (i) Provide as per requirement of GI ducting shall be 22 G (0.80 mm) and 24 G (0.63 mm) rectangular type , GI Plenums with 9 mm thick Accoustic InsulationSupply and Fitting of GI 22G, Lead free air-tight plenums fabricated out of prime quolity LFQ sheets with 120 GSM galvanizing. Complete with necessary supports, expansion fasteners, etc. Rates should be inclusive of acoustic lining of entire plenume using 25mm thick resin bounded fiberglass wool having 48 Kg/CuMt density, fixed with GI fastners and covered with RP tissue paper & perforated Aluminium sheet.(ii) Supply and Fitting of GI Lead free air-tight square duct fabricated as Per IS-655 out of prime quolity LFQ sheets with 120 GSM galvanizing. Complete with MS Angle supports & flenged, threaded support for level adjustment, expansion fasteners, etc comlete as per requirement Make- TATA /JINDAL/ESSAR/NIPPON 14 (iii) All refrigerant copper piping shall be provide of size 6.1mm to 19.1 mm dia with 13 mm thick and 22.2 mm to 41.3 mm dia with 19 mm thick , pipe fittings, splitters, Gas Charging, SI angles/ flats supports, accessories, minimum 19mm thick Class O Nitrile Rubber Insulation for entire piping system, Refrigerent piping should be additionally insulated with factory laminated 200 GSM glass cloth for UV and mechanical protection and manufacturer recommended adhesive (solvent-free) sealant applied at all joints. Refrigerent pipes on terrace or platform shall be installed on raised GI Cable tray and finally covered with GI Sheet Cover for protection. Rates should include the same.along with 19mm O class Nitrile insulation and supports, between indoor & outdoor units duly insulated as per Drawing provided by manufacturer. All piping inside the room in ceilling shall be properly supported in cable tray. Rates should include pressure testing, vaccumising and inital & final charging of refrigerent gas. Quoted rates should be inclusive of Loading, Unloading of all IDU/ODU/ pipes / accessory everything comlete as per requirement.Make- Mandev / Rajco / Totaline / Maxflow 15 (iv)Provide as per requirement of Thermal Insulation 9 mm thick Of Ducts with Closed Cell Elestomeric Sheet Insulation (class O) of density 50kg/cu.meter for duct. covered with glass cloth and paint for UV & mechanical protection make -Armaflex/Aeroflex/Paramount /Superlon(v) Provide as per requirement of Duct Acoustic Linning for Duct with 12 mm thick resin bounded fiberglass wool with BLACK Glass woven cloth factory laminated at either side in rigid board, having 48 KG/CuMt density,covered with RP tissue paper & perforated Aluminium sheet, fixed with GI nut-bolts & washer and covered with GI cross Make -KIMMCO/ LLOYD/ UP TWIGA/ OWENS 16 (vi) Provide as per requirementof the Round / Ovel shaped Ducting 22G (0.80 mm) GI with Accoustic Insulation 22 Gauge exposed GI ducting without collar, Including necessary supports. Installation & supporting details of round ducts, SA collars & grille-fixing details shall be as approved by Architect. Sample of duct to be prepared for Architects approval immediately on placement of order. Rates should be inclusive of acoustic lining of entire duct using 25mm thick resin bounded fiberglass woolwith BLACK Glass woven cloth factory laminated at either side in rigid board, having 48 KG/CuMt density,covered with RP tissue paper & perforated Aluminium sheet comlete as per requirement make -TATA /JINDAL/ESSAR/NIPPON 17 (vii) Provide as per requirement of ALUMINIUM POWDER COATED GRILLS/ VCD Supply and Fitting of Powder coated Alluminium SA/RA Grilles / Diffusers as per the shade & finish shall be approved by the Archtect, SA grilles shall be with adjustable vertical & horizontal deflection louvers where required. Rear louvers of black colour comlete as per requirement make - Carryaire / Cosmos / Dynacraft / Radical 18 (viii) Provide thecondensate drain piping 40 mm dia of complete with U trap, fittings and elbows from the indoor unit point to the nearest drain point comlete as per requirement. 19 (ix) Provide thefilter Drier for suction line with Ball valve for additional safety of the unit complete all as directed and specified 20 Supply and Installation of indoor separation tubes off sizes per requiremet for fully function of entire VRF system Indoor Units of here -in-before items no 1.04 to 1.10complete all as directed and specified. 21 Supply and Installation wired remote for indoor ductable suitable for above cassete Unit of capacity 1.00 TR to 6.00 high static ducted complete all as directed and specified. 22 Dismantling the old exisitng Duct any type/any size ofAir conditioning plant making good the existing false ceiling, surface ofwall etcand old material taking to scheduled of creditcomplete all as directed and specified. 23 Fabricating LT paneloutdoortype, dust and vermin proof totally enclosed, with sloping canopy fabricated out of steel sections, the door opening shall not be less than 150 degree. The construction of panel board shall be dust, vermin proof, IP 54 standard double shutter gears front and rear frame work and 3.15 mm thick MS sheet duly painted with powder coated overtwo coats of redoxide primer and made of40 x 40 x 6 mm thick angle iron frame all as specfified suitable for 415 Volts, 50 Hz 3 phase and nuetral system and shall be completed with 350 amps capacity copper bus bar with bus bar chamber,internal wiring with suitable size of PVC insulated copper cable copper lugs comprising of following accessories. 24 INCOMING 25 (a) MCCB 250 Amps 4 pole 50 KA with adjustable thermal settingtype - 01 No 26 (b ) LED Multifunctional meter -01 Nos with CTs (03 Nos)in suitable ratio. 27 (c) Indicating lamp RYB LED type - 01 set 28 OUTGOING 29 (a) MCCB125 Amps, 4 Pole 25 KAfixed type - 02 Nos 30 (b) MCCB160 Amps, 4 Pole 25 KAfixed type - 1 Nos 31 (c) MCB TPN 32 Amps 10 KA- 01 Nos 32 Supply and fixing sub-main wiring with two single core flame retardant PVC insulated and unsheathed cable with stranded copper conductorof 4 Sq mm drawing in & including medium grade PVC concealed conduit pipe 20 mm bore ISI marked with all accessories on walls and making good of disturbed surfaces including all conduit fittings, clamps, gutties etc and one additional earth wire of 4.0 Sq mm but green in colour for earth DBs and boxes with proper thimbles thimbles connecting up and taking down old submain wiringcomplete all as specified and directed,.(Note : Two run of wire and one run of earth wire drown in PVC conduit of 20 mm dia shall be measured as one RM) complete all as directed and specified. 33 M&L for Sheet metal enclosure Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Ampcomplete all as directed and specified 34 M&L forEarth electrode 17.2 mm dia 3 mtr long of low carbon steel electrode with copper bonding of thickness 250 micron,Back-fill earthing enhancing compound AXIS ULTRA / AXIFILL typeCarbon based compound conductive concrete type which has a resistivity of less than 0.12 Ohm Mtr as per Clause 14.5D of IEEE : 80 standard. Back-fill compound should be electronically conductive (Like in metals) and should not depend on moisture for conduction. Back-fill comound should be environment friendly & should be solidify when mixed with water and set like concrete and should not leach / diffuse into the ground. Back-fill compound shall not be mixed with any soil while pouring in the bore hole. Test Certificate as per as per IEC: 62561-7 for Back-fill compound shall be submitted along with the material including SS clamp to be provode both side and PVC EARTH PIT 300 X 300 MM WITH PLASTIC LID complete all as specifiedNote - (i) Earth electrode should be applicable Standards IS: 3043, IEC 62561-2 & IEC 60364-5 and made of High Tensile steel rods copper bounded, High tensile strength,good electrical conduction & effective performance and suitable for all type of soil and provided minimum distance 3 Mtrs. (ii) Back-fill compound should be Compliance to the Standards IEEE: 80, IS-3043, BS 7430, IEC 62561-7, ANSI/NSF 60 Certification.(iii) Positive low resistance electrical connection to the earth. (iv) Does not contain hazardous chemicals.(v) Electronically conductive (like in metals) and is not dependent on moisture.(v) Provide the desire value of earth resistance as per required specified values.(vi) Provide the Exothermic welding joints to entire grid system joints of earthing electrod.(vii) Test certificated to be provide of each electrod complete all as directed and specified. 35 S&F Earth continiuty conductor or main earthing lead fixed on wall on batten or recess or chases or buired in ground or drawn in conduit / pipe or fixed to wall up to test point/ laying in below ground drown in GI tubing or any other indicated suituation for loop earthing etc, as required for 20x3 mm copper strip with proper saddles / spacer, screw complete all as directed and specified. 36 M& Lfortest point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 32 mm long hex. head screw complete all as directed and specified. 37 Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 70 sq mm 3.5 core complete all as directed and specified 38 Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cable, foundation etc, and getting out in soft /loose soil all as directed.Note - Excavation/earth work shall be done by manually manner with the safety of Data/OFC/telephone cable. If any cable damaged during the excavation to be repair same time and cost to be included in qouted rates complete all as directed and specified. 39 Returning filling in including spreading, leveling Watering and well ramming in layers not exceeding 25cm complete all as directed and specified. 40 Removing excavated surplus soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as directed and specified. 41 Supply and laying sand river for cushioning with layers of sand 8 cm before lying of cable and 15 cm after lying of cable (total 23 cm) in trenches complete all as specified & directed.(Note: Thickness after punning shall be measured for payment ) complete all as directed and specified. 42 Supplying & laying reinforced precast concrete cable cover, Class LV, Type I, flat, size 250mm x 150mm x 40 mm abetting Each other with gap between adjacent slab not exceeding10 mm over under cable for protection complete all as directed and specified. 43 M & L for Boring of holes under road, pavement, hard standing by adopting horizontal boring including supply and inserting of HDPE pipe of 100 mm dia not less than 6kg/cmworking pressure confirming to IS allas specified and directed. Note: Depth will not be less than 1.00 M below the road pavement and hard standing boring shall be carried out without damaging the road and hard standing complete all as directed and specified. 44 Supply and fixing in replacement of TPN Vertical Type Distribution Board, IP-43 protection, fitted with bus bars, neutral links, blanking plates (with out MCCB),415 volts,4 way double door type, grouted in wall in cement mortar 1:3 and making good of disturbed surface and matching with existing surface, complete all as specified and directed and including taking down old DBs andtake to schedule of credit complete all as directed and specified. 45 Supply and fixingin replacement of MCCB, 4P, rated current 63 Amp, breaking capacity 16/18 kA thermal magnetic type and making electrical connection, complete all as specified and directed and including taking down old mccb and take to schedule of credit complete all as directed and specified. 46 Supply and fixing MCB SP, 6 to 32 Amps, 240 volts, 10 KA, C Curve characteristics, including taking out old unserviceableMCB/Isolator, electrical connections and removal from the site complete all as directed and specified. 47 M& L for GI tubing medium grade of size 40 mm dia fixed on walls / laid in trenches as protection pipe for under ground cable including provisioning of specials and clamps etc including taking down of old unseviceable pipe any type and any size complete all as directed and specified. 48 S&F of GI tubing light grade of size 80 mm dia fixed on walls / laid in trenches as protection pipe for under ground cable including provisioning of specials and clamps etc complete all as directed and specified. 49 M&L for Surface excavation in Hard/dence soil n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out complete all as directed and specified. 50 M&L for Hardcore with broken stone or boulders of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as directed and specified. 51 Material and labour for Plain cement concrete 1:4:8 type D-2 using 40 mm graded stone aggregate in foundation complete all as directed and specified. 52 Material and labour for Plain cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate in foundation, plinth courses, string courses, lacing courses, parapets with fair surface complete all as directed and specified. 53 M&L for bricks works with sub class B bricks with straight or curved on plan built in 1:6 cement mortor complete all as directed and specified. 54 M&L for 16 mm thick rendering/plastering on fair faces of bricks surfaces or concrete surface in CM 1:4 complete all as directed and specified. 55 M&L for steel work in tubular pole,truss/rafter/purlins including nut bolt washers, screw complet using ERW or induction but welded tubes conforming to IS 1161,1979 grade St-240 complete all as directed and specified. 56 M&L for preparation of new surface of any description over 10CM in width or girth not otherwise described complete all as directed and specified. 57 M&L for primming with red oxide of anyof any description over 10 CM in width or girth not otherwise described complete all as directed and specified. 58 M&L for painting with synthetic enamel paint of any description over 10 CM in width or girth not otherwise described complete all as directed and specified. 59 M&L for pre painted galvalume aliminium zinc coating GI based corrugated steel sheet 0.50mm thick of san having tensile strength of 550Mpa as in roof covering clading toentire structure of shed complete all as directed and specified. 60 S&F steel work in tubular trusses including special shaped washer etc complete using ERW or induction butt welded tubes confirming to I.S. 1161-1998
