Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Tender For Nctps Ii - Se/M-I/ Mpm /Ac Plant - Dismantling The Existing Defective Condenser And Erection And Commissioning Of New Condenser In Chiller D In Power House Building.. Submission Date for this Tender is 13-12-2023. HVAC Tenders in Thiruvallur Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Charges for dismantling theexisting chiller condenserconnected pipe lines : This work involves recovery of gas from the existing chiller,Cutting and dismantling the connected pipe joints of suction & discharge gas pipeline, isolation of condenser cooling water lines, dismantling condenser inlet and outlet cooling water line, including the cost of all consumables, T&P & hire charge etc. |
| 2 | Charges for Cutting and lifting the PHB chiller condenser from condenser bed : This work involves cutting and lifting the PHB existing condenser from condenser bed approximate weight of 1 ton using hydraulic crane without disturbing the other pipe lines and running chillers, transporting the new condenser to PHB plant room using with hydraulic crane,including the cost of all consumables, T&P hire charge etc., |
| 3 | Charges for fixing the new condenser at power house building plant room :This work involves fixing the condenser its original position in power house building plant room, checking and aligning the condenser in condenser bed, assembling the pipe joints of suction & discharge gas pipeline, assembling of condenser inlet and outlet cooling water lines, welding the condenser with evaporator and compressor discharge line to condenser suction line ,including the cost of all consumables, T&P hire charge etc ., |
| 4 | Charges for replacement of oil filter in 200TR capacity chiller compressor,this work involves open the all isolation valves in gas side and open the condenser cooling water inlet and outlet valves, chilled water inlet and outlet valves, Removing the oil filter flange, replacing the filter new one and creating vacuum by vacuum pump in the entire system, filling the york oil, leak checking the filter driers in condenser including the cost of all consumables, T&P & hire charge etc. (Compressor oil filter is in contractor scope). |
| 5 | Charges for removal of existing contaminated compressor oil from 200TR capacity chiller and filling of new compressor oil this work involves transportation of the compressor oil drums from godown outside NCTPS II campus to NCTPS II power house building chiller room and filling of compressor oil to the required level including the cost of all consumables, T&P & hire charge etc (Compressor oil is in contractor scope) (For 1 Number operation, 5 gallon drum -2 Nos(approx 38 litres) to be filled in compressor) |
| 6 | Charges for removal of existing contaminated refrigerant gas from 200TR capacity chiller and filling of new refrigerant gas this work involves transportation of the refrigerant gas filled cylinders from godown outside NCTPS II campus to NCTPS II power house building chiller room and filling of refrigerant gas to the required level including the cost of all consumables, T&P & hire charge etc ( consumables item refrigerant gas R134a is in contractor scope) ( For 1 number operation, R134a refrigerant gas - 248 Kg to be filled in the chiller) |
| 7 | Charges for normalizing the entire system : This work involves open the all isolation valves in gas side and open the condenser cooling water inlet and outlet valves, chilled water inlet and outlet valves , leak checking the filter driers in condenser & compressor including cost of consumables, hire charges and T&Ps. |
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