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| 1 | Supply and installation of Refrigerant Piping Y/T -Joints or Headers as required to connect the various VRV/VRF system outdoor units and indoor units. ( liquid and gas line as one set) as required complete in all respects. |
| 2 | Make:- Mistubishi Electric \ Toshiba \ Carrier |
| 3 | Supply and installationofPVC(Minimum15Kg/Sqcmpressurerated)DrainWaterPipingcompletewith fittings (elbows, tees, reducers, sockets etc.), supports, jointing and any other item required to make the system complete.Nominal Diameters of Pipes in mm as indicated below: |
| 4 | 25 mm ( with 6 mm Class- O XLPE) |
| 5 | 32 mm ( with 6 mm Class- O XLPE) |
| 6 | Supply and installation of Copper Refrigerant piping for VRV / VRF System complete with fittings, supports, jointing, insulation with class O -XLPE , gas charging & commissioning as per specifications, all accessories as per specifications and any other item required to make the system complete. Nominal Dia in mm OD as indicated below : |
| 7 | Make : Rajco/Maxflow/Mandev/Jobu/MTL |
| 8 | 41.3 ( with 19 mm insulation ) |
| 9 | 34.9 ( with 19 mm insulation ) |
| 10 | 31.6 ( with 19 mm insulation ) |
| 11 | 28.6 ( with 19 mm insulation ) |
| 12 | 25.4 (with 19 mm insulation) |
| 13 | 22.2 ( with 13 mm insulation ) |
| 14 | 19.1 ( with 13 mm insulation ) |
| 15 | 15.9 (with 13 mm insulation) |
| 16 | 12.7 ( with 13 mm insulation ) |
| 17 | 9.5 ( with 13 mm insulation ) |
| 18 | 6.4 (with 13 mm insulation) |
| 19 | Providing & fixing control cum transmission wiring of 3 core x 1.5 sqmm copper in suitable conduits between indoor units and outdoor units and indoor units and remote controllers. |
| 20 | Make :- KEI / Anchor / Havells |
| 21 | Providing and Fixing of MS Galvanised cable tray of following size as required complete with coupling, plates and nut bolts, thread rods including supporting strcture complete in all respects and as per direction of Engineer in charge. |
| 22 | 150mm wide & 50mm deep x 1.6mm thickness |
| 23 | 300mm wide & 62.5mm deep x 2mm thickness |
| 24 | Supplying and fixing of following sizes of medium class PVC conduit along with the accessories in surface / recess including cutting the wall and making good the same in case of recessed conduit as required:- |
| 25 | 25mm dia |
