|
| 1 | VRV/VRF OUTDOOR UNITS (HOT & COLD) |
| 2 | Supply of Modular type Variable Refrigerant Flow/Variable Refrigerant Volume air cooled Outdoor units suitable for cooling/heating having 100% hermetically sealed inverter type twin Rotary/Scroll Compressor(s), minimum two compressors (with individual separate PCB) for above 14HP modules, microprocessor Controller based, top discharge type condensing unit(s), with R-410-A Refrigerant or equivalent, vibration Isolators with suitable foundation etc. Complete as required. To have better efficiency condenser fan shall be capable to operate at different speed with respect to load. The unit shall deliver the rated capacity and in confirmation as per IS 18728:2024 and CPWD Specifications and work even at 50°C ambient temperature without tripping. The system shall be able to deliver 100% of the rated capacity up to 39 Degree Celsius. The unit shall be suitable to work on 400V +/- 10%, 3 Phase, 50Hz AC power supply and BMS compatible. The unit shall be filled with first charge of the refrigerant and ready for use as required. The condenser should be coated with a hydrophilic film to prevent water accumulation on the surface of the heat exchanger, enhance water dispersion, and reduce the risk of degradation, thereby improving overall performance and durability. The Indian Seasonal Energy Efficiency Ratio (ISEER) of the unit shall be as per energy conservation and sustainable building code (ECSBC) 2024 as below and complete as per CPWD specification, connections, inter connections etc. as required. (For capacity < 40 KWR ISEER 5.4, Capacity > 40 and <70 ISEER 5.5, Capacity > 70 ISEER 5.6 for ECSBC Building) For Cooling & Heating Both. |
| 3 | 52 HP TOP DISCHARGE (ODU Combination - (18 HP+18 HP+16 HP) (BLOCK 6 1ST FLOOR - EXISTING 36 HP) including module connector for different ODU. |
| 4 | 18 HP |
| 5 | 16 HP |
| 6 | 50 HP TOP DISCHARGE ODU Combination - (18 HP+16 HP+16 HP) (BLOCK 4 GROUND FLOOR - EXISTING 36 HP) including module connector for different ODU. |
| 7 | 18 HP |
| 8 | 16 HP |
| 9 | 40 HP TOP DISCHARGE ODU Combination - (20 HP+20 HP) (Admin Building 1st Floor - EXISTING 30 HP) including module connector for different ODU. |
| 10 | 20 HP |
| 11 | VRV INDOOR UNITS CASSETTE TYPE WITH WIRELESS REMOTE & REFNET |
| 12 | Supplying of following minimum capacity 4-way 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, corded remote control etc., suitable for operation on single phase 230 V ± 10%, 50Hz AC supply, complete, as required. The Indoor units must shut down upon receiving a signal from the BMS System/Fire Signals. The system shall be capable to adjust air flow as per room requirement in auto mode. The cooling capacity of indoor unit will be at air inlet conditions of 27 0C DB and 19 0C WB temperature. (Make will be same as of Outdoor) |
| 13 | 2.01 TR CASSETTE TYPE IDU (Block 6 - 1st Floor) Location: (Head CEE - 360 Sqft, Lecture Room - 396 Sqft & Library - 568 Sqft 2 nos Cassette Unit) |
| 14 | 1.5 TR CASSETTE TYPE IDU ( Block 6 - 1st Floor ) Location: (Room 105 & 107 - 400 Sqft) |
| 15 | Supply & fixing of interconnecting copper refrigerant pipe work duly insulated with elastomeric nitrile rubber type tubular insulation of 13/19mm between Indoor Unit & outdoor units with necessary elbow, socket, etc. to complete the installation work. |
| 16 | 41.3 mm O.D. (Min. Wall Thickness - 1.4 mm) |
| 17 | 34.9 mm O.D. (Min. Wall Thickness - 1.4 mm) |
| 18 | 28.6 mm O.D. (Min. Wall Thickness - 1.2 mm) |
| 19 | 22.2 mm O.D. (Min. Wall Thickness - 1.0 mm) |
| 20 | 19.1 mm O.D. (Min. Wall Thickness - 1.0 mm) |
| 21 | 15.9 mm O.D. (Min. Wall Thickness - 1.0 mm) |
| 22 | 12.7 mm O.D. (Min. Wall Thickness - 0.80 mm) |
| 23 | 9.5 mm O.D. (Min. Wall Thickness - 0.80 mm) |
| 24 | 6.4 mm O.D. (Min. Wall Thickness - 0.80 mm) |
| 25 | Installation, Testing & Commissioning of 4 Way Cassette Type IDU (Indoor Units) |
| 26 | Installation, Testing & Commissioning of 4 Way Cassette Type VRV X Hot & Cold ODU Units |
| 27 | Supply, installation, testing & commissioning 25 mm Día PVC Hard Pipe including relevant size drain piping with fittings and 6mm insulation etc. as required to finish the installation work. |
| 28 | Supply, fixing and testing of copper conductor control cum communication cable of size 2C x 1.5 Sqrmm with 19/20 mm PVC conduit including termination (lugs, end) etc. as required. |
| 29 | Supply and refilling of R-410A refrigerant after performing a proper nitrogen purge and vacuum, including necessary brazing, testing, and commissioning to ensure full operational condition of the HVAC system |
| 30 | Dismantling Of existing ODU 8 nos. and IDU 6 nos. including necessary arrangement to shift at desired location at SS2 or as directed by Engineer- in charge |
| 31 | Labor Charge and necessary arrangement to lift the outdoor unit at appropriate place etc. as required. Please Enable Macros to View BoQ information |
