Providing Installation and Commissioning of IVRF AC System in replacement of existing old system of High Court Building_Connected to Court No1 and other rooms_Agartala with 3 years post-warranty CAMC

Amount

Supply Installation, Testing & Commissioning of following minimum capacity modular type Variable Refrigerant Flow/Variable Refrigerant Volume air cooled Outdoor units suitable for cooling and heating, having all hermetically sealed inverter type Scroll Compressor(s), minimum two compressors for above 14 HP modules, microprocessor based Controller, top discharge type condensing unit(s), with R 410 A Refrigerant, vibration isolators, with suitable foundation etc. complete as required. The unit shall deliver the rated capacity at AHRI Conditions and work even at 50°C ambient temperature without tripping. The unit shall be suitable to work on 400V +/- 10%, 3 Phase, 50Hz AC power supply. The units shall be of latest technology/latest generation of VRF system of manufacturer and in successful operation for at least last 3 (three) years. The ODU should be suitable for nos, type, capacities of IDUs and pipeline routing as per existing installed system. The unit shall be filled with first charge of the refrigerant and ready for use as required. The COP at AHRI conditions shall not be less than 3.1 and IEER not less than 6.5.

36 hp (18 hp + 18 hp)

Supply, installation, testing and commissioning of following minimum capacity 4-way flow VRV/VRF Cassette Type Indoor ceiling mounted unit equipped with synthetic washable media pre-filter, fan section with low noise fan/dynamically balanced blower, multispeed motor, coil section with DX Copper coil, electronic expansion valve, outer cabinet, drain pump, grill, necessary supports, vibration isolation, cord less remote control etc., suitable for operation on single phase 230 V ± 10%, 50Hz AC supply, complete, as required. The unit shall have automatic force shut down provision in case of fire on receiving signal from BMS System. The cooling capacity of indoor unit will be at air inlet conditions of 27 Degree C DB and 19 Degree C WB temperature, of following minimum capacity.

Supply, installation, testing and commissioning of following minimum capacity VRV/VRF High wall type Indoor unit equipped with washable synthetic media pre-filter, fan section with low noise fan/dynamically balanced blower, multispeed motor, coil section with DX copper coil, electronic expansion valve, outer cabinet, cord less remote control, drain pan, necessary accessories etc., suitable for operation on 230 V ± 10%, 50 Hz, single phase AC supply, complete as required. The unit shall have automatic force shut down provision in case of fire on receiving signal from BMS System. The cooling capacity of indoor unit will be at air inlet conditions of 27 Degree C DB and 19 Degree C WB temperature.

Supply, installation, testing and commissioning of following minimum capacity and external static pressure VRF/VRV ceiling mounted ductable type Indoor unit equipped with washable synthetic media pre-filter, fan section with low noise fan/dynamically balanced blower, multispeed motor, coil section with DX copper coil, electronic expansion valve, corded remote control, outer cabinet, vibration isolators, drain pan, other necessary supports etc., suitable for operation on single phase AC supply 230 V ± 10%, 50 Hz complete as required. The unit shall have automatic force shut down provision in case of fire on receiving signal from BMS System. The cooling capacity of indoor unit will be at air inlet conditions of 27 Degree C DB and 19 Degree C WB temperature.High Static Ductable units (minimum 110 pascal external static pressure)

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping for VRV/VRF system, complete with fittings (including necessary refiners, valves of appropriate specification as required in refrigerant existing pipeline routing, size etc between ODU and IDUs), with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastomeric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required

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

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

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

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

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

22.2 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19 mm thick insulation

28.58 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19 mm thick insulation

31.8 mm dia (OD) (Hard drawn) with tube thickness 1.62 mm with 19 mm thick insulation

34.9 mm dia (OD) (Hard drawn) with tube thickness 1.62 mm with 19 mm thick insulation

38.1 mm dia (OD) (Hard drawn) with tube thickness 1.62 mm with 19 mm thick insulation

Lifting, shifting charges for IDUs and ODUs to be installed, along with shifting of old existing ODUs and IDUs to the location as per instruction of the Engineer-in-charge

ODUs and IDUs connected to 36 hp system

Supply, installation, testing and commissioning of communication cable suitable for VRF system as well as indoor and outdoor controlling system

Duct connection of new ducted type VRF system IDU to the existing duct system with supply of necessary materials as per requirement for commissioning of ducted type system.

Modification of foundation for VRF outdoor unit as per requirement of system with required materials (VI Pads etc)

Supply, installation, testing and commissioning of indoor and outdoor monitoring control system for multiple ODUs and IDUs.

Comprehensive annual maintenance of installed VRF system including all accessories (SL. 1-10 as well as existing refrigeration circuit, condensate drain line and control cable networking which will be used in new system) after warranty period of 1 year

1st one year

2nd One year

3rd one year

R.P.ELECTRONICS