Supply, Installation and Commissioning of Inverter Technology Split type AC units and Removal, Overhauling, Servicing and Re-installation of existing AC units in connection with repair and renovation of Animal House Part at CSIR-IICB, Jadavpur campus

Amount

Supply of Inverter Technology Split Type Air Conditioner units suitable for single phase, 230 V AC (+/-10%), 50 Hz input power supply with following specification. ●Technology Of AC : Inverter AC (Variable Speed) ●Refrigerant Type : R-32 ●Refrigerant Global Warming Potential (GWP) : 675 (for R32) ●Refrigerant Ozone Depletion Potential Is Zero : Yes ●Heating : Cool only ●Coil Material (Evaporator) : Copper ●Coil Material (Condenser) : Copper ●Compressor Warranty : 10 Years ●Green Room Air Conditioner Compliant : AC ●Energy Performance Threshold (ISEER)(Wh::Wh) (For Greenroom AC) : NA ●BEE Star Rating : 5 Star ● Nominal Cooling Capacity(Ton) (1 Ton = 3000 Kcal::Hr) (+::-10%) : 2.0 TR ● AC unit Warranty : One (01) Year ● Remote Control inclusive in the scope of supply : Yes ● Minimum length of extra Copper pipes (suction and liquid) with insulation and Electrical cable (04 core X 2.5 sq. mm.) - inclusive in the scope of supply : Three (03) Metre ●Features: Auto restart, Sleep mode, Power Saver, Auto Air Swing etc. ● Preferred Make : Carrier, Hitachi, Voltas

Installation of new Inverter Split type AC units ( 2.0 TR capacity) : Installation, Testing and Commissioning of new 2.0 TR capacity Inverter Technology Split AC units (IDU & ODU). This work is inclusive of all necessary works like , Laying & fixing of new Copper pipes (Supply and Liquid) with insulation & Wrapping tape, Laying & fixing of new Electric Wires & Drain Pipes, fixing of bracket, Leak testing, required Refrigerant Gas charging, necessary ply wooden board fixing & painting the same , covering the holes with white cement / putty if any etc. as required to meet actual site requirement for installation of AC units and run smooth functioning of the same.

Removal of existing Split type AC units (1.5 / 2.0 TR capacity): Removal of different makes & models Split type AC units from the specific location and keeping the dismantled AC units to store / place / location as indicated by the Engineer in charge within institute campus. This work is inclusive pump down of Compressor for restore the refrigerant gas, removal of existing refrigerant pipe lines, drain line, bracket etc. and making arrangement of covering the holes for split AC pipe lines and blocking of pocket with ply wooden board and nails (as applicable) as required to meet actual site requirement.

Removal of existing Ceiling suspended Split type AC Units (2.0 TR capacity): Removal of different makes & models existing Ceiling suspended Split type AC Units from the specific location and keeping the dismantled AC units to store / place / location as indicated by the Engineer in charge within institute campus. This work is inclusive pump down of Compressor for restore the refrigerant gas, removal of existing fastener with hanger rod, removal of existing refrigerant pipe lines, drain line, bracket etc. and making arrangement of covering the holes for split AC pipe lines and blocking of pocket with ply wooden board and nails (as applicable) as required to meet actual site requirement.

Re-installation of Ceiling suspended Split type AC Units ( 2.0 TR capacity): Standard complete re-installing of ceiling suspended Split type AC units different makes & different models for shifting the same from one place to another place as indicated by the Engineer in charge / Lab in charge within the institute campus. This work is inclusive of all necessary work like fixing / install of fastener with hanger rod (suitable size) on ceiling, Overhauling & Servicing of AC unit; Laying & fixing of Copper pipes with Insulation & lapping tape, Electric Wires, Drain Pipes; Leak testing, required Refrigerant Gas charging, necessary painting of AC units if any etc. as required to meet actual site requirement.

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes (ISI Mark) of soft/hard drawn copper refrigerant piping for VRV/VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : (Similar to Split type AC units works)

6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation or suitable thickness

9.5 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation or suitable thickness

15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

Supply and laying following sizes of ISI marked FR/FRLS PVC insulated flexible copper conductor cable of 1100 Volts grade for electrical connection between Indoor & Outdoor Units and power points

4C x 2.5 Sq.mm un-armoured cable

6C x 1.5 Sq.mm un-armoured cable

Supply and Laying of PVC braded Drain pipes (dia: 3/4") complete with fittings, and suitable clamps/ supports etc for AC units.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge.

20 mm nominal dia Pipes

Supplying of MS Powder Coated Wall Mounted heavy duty Stand / bracket for ODUs, including Fasteners & Fixtures etc. Complete in all respect.

For ODUs of 2.0 TR capacity Inverter Technology Split type Air Conditioner

For ODUs of 2.0 TR capacity Ceiling suspended Split type Air Conditioner

Providing suitable Refrigerant Gas (R-32 ) or suitable Gas for different makes & models AC units

Providing of 16 Amps , 3 pin Plug Top for Electrical connection.

Providing PVC suction hose (size -3" or suitable size) for intake air line of Ceiling suspended Split AC units

Providing heavy duty Ply wooden board (thickness 19 mm or above) for installation IDU of Split AC unit.

WEATHERMAKERS(AIRCONDITIONING)PVT LTD