Tender For Repairing Of Damage Tfs Repairing Of 10 Kva To 100 Kva, 10 To 16 Kva (Shell Type) Damage Transformers At Beruihar Workshop Dist Fatehpur Under Ewd Prayagraj, Repairing Of 11/0.4Kv 10,25,63 & 100 Kva& 10 Kva And 16 Kva (Shell Type) Damage Transf, prayagraj-Uttar Pradesh

Tender For Repairing Of Damage Tfs Repairing Of 10 Kva To 100 Kva, 10 To 16 Kva (Shell Type) Damage Transformers At Beruihar Workshop Dist Fatehpur Under Ewd Prayagraj, Repairing of 11/0.4kv 10,25,63 & 100 KVA& 10 KVA and 16 KVA (Shell Type) Damage Transformer at Beruihar Workshop Under EWD Prayagraj. Sl. No. Item Description 1 Handling and dragging of transformer from stacking yard to repairing hall. 2 10KVA (Core Type) 3 10KVA (Shell Type) 4 16KVA (Shell Type) 5 25KVA 6 63KVA 7 100KVA 8 Cutting of Sealed transformers top cover plate smoothly and uniformally by gas/chisel cutter or opening of top cover plat and detanking of core and coil assembly. 9 10KVA (Core Type) 10 10KVA (Shell Type) 11 16KVA (Shell Type) 12 25KVA 13 63KVA 14 100KVA 15 Dragging of the tank from the repaired hall to yard. & cleaning oil and dust etc. and scraping the rust etc andWashing of Transformer tank with Caustic Soda & water, Caustic soda shall be provided by contractor 16 10KVA (Core Type) 17 10KVA (Shell Type) 18 16KVA (Shell Type) 19 25KVA 20 63KVA 21 100KVA 22 Painting of inner side of transformer tank and channels with heat proof zinc chromate paint of good quality (Berger, Nerolac, Jenson & Nicholson etc) shall be 23 10KVA (Core Type) 24 10KVA (Shell Type) 25 16KVA (Shell Type) 26 25KVA 27 63KVA 28 100KVA 29 Dragging out empty tank from yard to repairing hall. 30 10KVA (Core Type) 31 10KVA (Shell Type) 32 16KVA (Shell Type) 33 25KVA 34 63KVA 35 100KVA 36 Dismantling core and coil assembly and cleaning of dust and dirt from the core assembly and checking of LV and HV leg coils for assessing its reuse, rechecking and recording of physical dimensions of coil and cleaning of core and their components etc. 37 10KVA (Core Type) 38 10KVA (Shell Type) 39 16KVA (Shell Type) 40 25KVA 41 63KVA 42 100KVA 43 Reconditioning of minor damaged in HV/LV leg coil/ Strip of transformer. work includes removing of damage part DPC insulation and providing new DPC on same HV coil/LV Strip should be properlycleaned and should be made of same size as of original . 44 25KVA 45 63KVA 46 100KVA 47 ‘‘Making of completeLV leg Alu. Leg coils identical to original one with same number of turns, weight etc providing super enameled / DPC conductor/ Strip confirming to IS 1971 /53 in place of old and damage coil. Alu. coil, wire strip will be provided by the department. All coil assembly of identical voltage shall be interchangeable without requiring any special equipment. Coil shall be supported between adjacent sections by insulations, spacers, beamers and other insulations.Rewinding shall be arranged to ensure free circulation of oil to reduced hot spots in winding. The insulation of coil shall be treated with suitable insulating, varnish or equivalent compound to develop the full electrical strength of winding as per original design. 48 10KVA (Core Type) 49 10KVA (Shell Type) 50 16KVA (Shell Type) 51 25KVA 52 63KVA 53 100KVA 54 ‘‘Making of complete HVleg Alu. Leg coils identical to original one with same number of turns, weight etc providing super enameled / DPC conductor/ Strip confirming to IS 1971 /53 in place of old and damage coil. Alu. coil, wire strip will be provided by the department. All coil assembly of identical voltage shall be interchangeable without requiring any special equipment. Coil shall be supported between adjacent sections by insulations, spacers, beamers and other insulations.Rewinding shall be arranged to ensure free circulation of oil to reduced hot spots in winding. The insulation of coil shall be treated with suitable insulating, varnish or equivalent compound to develop the full electrical strength of winding as per original design. 55 10KVA (Core Type) 56 10KVA (Shell Type) 57 16KVA (Shell Type) 58 25KVA 59 63KVA 60 100KVA 61 Assembly of core and coils and fitting of other parts requiring replacement such as press board, making supports between adjacent sections by insulating spares and rapping etc & tapping etc. (Breezing/soldering) required, shall be arrange by the contractor. 62 10KVA (Core Type) 63 10KVA (Shell Type) 64 16KVA (Shell Type) 65 25KVA 66 63KVA 67 100KVA 68 Shifting and keeping the assembled core coil etc. in Oven from the repairing and assembly place. 69 10KVA (Core Type) 70 10KVA (Shell Type) 71 16KVA (Shell Type) 72 25KVA 73 63KVA 74 100KVA 75 Taking out assembled core and coils assembly from the OVEN and shifting to repairing hall. 76 10KVA (Core Type) 77 10KVA (Shell Type) 78 16KVA (Shell Type) 79 25KVA 80 63KVA 81 100KVA 82 Retanking of complete assembly into painted tank and lightening of the assembly in the tank safely. Fitting of all accessories of the transformer. 83 10KVA (Core Type) 84 10KVA (Shell Type) 85 16KVA (Shell Type) 86 25KVA 87 63KVA 88 100KVA 89 Welding of repaired transformers including of top cover plate by electric core welding filling of gaps or fixing of top cover plate by properly nuts & bolts to prevent seepage of water.. 90 10KVA (Core Type) 91 10KVA (Shell Type) 92 16KVA (Shell Type) 93 25KVA 94 63KVA 95 100KVA 96 Painting of t/f outside with super enamel synethics paint of yellow color in two coats after providing primer of red oxide paint etc. paint & painting materials shall be provided by contractor. 97 10KVA (Core Type) 98 10KVA (Shell Type) 99 16KVA (Shell Type) 100 25KVA 101 63KVA 102 100KVA 103 Dragging of repaired T/f upto the test cabin/testing place for testing and their re-dragging to yard and its stacking at indentified place after testing 104 10KVA (Core Type) 105 10KVA (Shell Type) 106 16KVA (Shell Type) 107 25KVA 108 63KVA 109 100KVA 110 Testing the correctness of connection, DVDF, No load, load loss test (where available), High Voltage, impedance voltage, Short Circuit and open circuit test, Voltage ratio on various tap position. 111 10KVA (Core Type) 112 10KVA (Shell Type) 113 16KVA (Shell Type) 114 25KVA 115 63KVA 116 100KVA 117 Punching and welding of M.S. Plate on outside of transformer of size 100 mm x 50mm x 3 mm containing/ punching.(a) of unique number as decided by the department with a punch head.(b) Date of repair. 118 10KVA (Core Type) 119 10KVA (Shell Type) 120 16KVA (Shell Type) 121 25KVA 122 63KVA 123 100KVA

INR 3540 /-

INR 55000.0 /-

Refer document