Tender For Routine & Breakdown Maintenance Work of 400/132/11KV A & B TPS Switchyard, Anpara. - Routine Maintenance of 400 KV ATPS Switchyard 2 Routine Maintenance of 400 KV BTPS Switchyard 3 Routine Maintenance of 132/11 KV ATPS Switchyard 4 Routine Maintenance of 100 MVA ICTs, 10 MVA CS-1&2, 400/33 KV Reactor, 220/48V Battery System & 0.4 KV MCC Room etc. Switchyard 5 Routine & Breakdown Maintenance of control cables of 400KV/132Vof A & B TPS Switchyard 6 Routine & Breakdown Maintenance of lighting of 400KV/132Vof A & B TPS Switchyard 7 Round the clock operation of air compressors of ‘A’TPS daily (including SUNDAYS & HOLIDAYS). 8 Assistance in operation of 11KV substation at 132Kv Switchyard ATP, Anpara in shift (including SUNDAYS & HOLIDAYS). 9 Dismantling, erection, commissioning & testing of 400/132KV Lightning arrestor/ CVT per pole. 10 Dismantling, erection, commissioning & testing of 400KV CT per pole. 11 Dismantling, erection, commissioning & testing of 132KV CT per pole. 12 Preventive maintenanceof 400KV Sequential /Pantograph isolator including bearing O/H of three pole 13 Preventive maintenanceof 132KV Sequential isolator including bearing O/H of three pole 14 Providing shunts/ restrengthening/ replacement the 400/132KV damaged jumper. 15 Centrifuging of oil of 100MVA ICTs/Reactors/10MVA Transformer per day 16 Replacement of pantograph isolator of one pole. 17 Replacement of support insulator of pipe bus of 400/132KV along with associated work per phase 18 Overhauling of Motorized Drive mechanism box of 400/132KV isolators 19 Overhauling of Drive mechanism box of 400/132KV earth switch 20 Overhauling of 0.4KV circuit breaker installed in MCC room. 21 Replacement of Male & or Female contacts of one pole of 11KV MOCB breaker. 22 Replacement one pole of 11 KV VCB breaker 23 Replacement of wave trap of one phase 24 Replacement of trapeze assembly of one phase 25 Replacement of Pilot Valve of 400 KVSF6 Breaker 26 Erection and Dismantling of Scaffolding in 132/400 KV switchyard per pole 27 Replacement of one Buchholz relay of ICT/Reactors/10 MVA Transformer. 28 Shifting of one 10 –14 KL capacity oil tank 29 Replacement of PRV of 100MVA,400/132/33KV ICT 30 Attending hot spot from 400KV/132KV switchyard equipments. 31 Attending air leakages from cooler tubes of IR make type 15T-2 air compressors by replacing the faulty tube with new/repaired tube: 32 Attending problem of safety valve floating of various stages of 15T-2 compressors: 33 Attending mal functioning of 60Kg/cm2 air pressure reducers and solenoid valves by replacing O-rings, gaskets & seals 34 Attending problem of air leakage/passing from 60Kg/CM2 NRV by replacing faulty valves seals, spring etc 35 Checking and attending air leakage from 400/132 KV S/Y compressed air line stop valves, NRV etc 36 Brazing, cutting, and jointing the finned tube cooler nest for attending the air leakage from 60Kg/cm2 finned tubes of stage-I, II, III of 15T-2 compressors are to be repaired 37 Brazing, cutting/jointing works on 30Kg/cm2 compressed air pipeline of 400/132 KV S/Y: 38 Replacement of desiccant material & overhauling of heat less air drier. 39 Replacement of crank shaft of 15T-2 IR make compressors 40 Disconnecting and connecting of terminal connectors at transformer bushing of ICT/GT per phase. 41 Shorting of all the three phases of Generator Bay 42 Rewinding of induction motors of 3 phase, 415V Up to 1.0 KW 43 Rewinding of induction motors of 3 phase, 415V above 1.0 KW & up to 2.5 KW 44 Rewinding of induction motors of 3 phase, 415V above 2.5 KW & up to 5.0 KW 45 400 KV SF6 Circuit breaker timing test. 46 132 KV ABCB/SF6 Circuit breaker timing test. 47 132 KV ABCB/SF6 Circuit breaker static contact resistance measurements. 48 400 KV SF6 Circuit breaker static contact resistance measurements. 49 400 KV Centre break isolator contact resistance measurement. 50 132 KV Centre break isolator contact resistance measurement. 51 Testing of 400 KV CT & its connected circuit. 52 Testing of 132 KV CT & its connected circuit. 53 Testing of 400 KV CVT/PT & its connected circuit. 54 Testing of 132 KV CVT/PT & its connected circuit. 55 Testing of 400/132 KV LA. 56 Testing of protection and tripping relays of 132/6.9 KV & 132/11KV Transformers 57 Testing of 11/33KV CT and it’s connected circuit. 58 Testing of Distance Protection numerical relays (REL670/ 7SA522/ P-543 /P-542) 59 Testing of Transformer Differential, REF, etc.Protection numerical Relay(P645)/ BUS BAR DIFFERENTIALP743. 60 Testing of Over Current, Earth Fault, etc.Protection numerical Relay(P142). 61 Testing of 11 KV Over Current, Earth Fault, etc.Protection numerical Relay(VAMP). 62 Testing of 11/33 KV MOCB/Vacuum Circuit breaker (R, Y & B phase) 63 (a)Upkeep of MCB control room floor & panel/board. (b)Upkeep of Battery room in switchyard (c)Upkeep of MCC room & charger room including panels. (d)Upkeep of PLCC/ Carrier room & panel. (e)Upkeep of testing lab, AE’s office, storeroom, shift engineer room, staircases & galleries of MCB. (f)Upkeep of 4 No. bathrooms/latrines. (g)Upkeep of Compressor room in switchyard. (h) Upkeep of 11 KV switchgear room, panels, operator room, store room, external veranda around 11 KV switchgear room. 64 Upkeep of marshalling boxes, panels/cabinets of 400/132/33 KV switchyard . 65 Cleaning of oil pit (lxbxh)- 7x7x3.2 m 66 Cleaning of oil pit (lxbxh)- 4.5x4x5 m 67 Cleaning of oil pit (lxbxh)- 2.5x2x1.75 m 68 Cleaning of latrine pit 69 Cleaning of roads in 132/400 KV switchyard area 70 Cleaning of Cable gallery of MCB of 400/132 KV system including trenches of ATPS & BTPS. 71 Cleaning of site offices, stores, toilet, compressor room, etc 72 Cleaning of online ABT monitoring system of ATPS & BTPS. 73 Cleaning of all roads within the BTPS switchyard once a month 74 Cutting of plants more than six inches in height adjacent to BTPS switchyard 75 Removal & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 55,000.00 M2of ‘B’TPS switchyard including ICT-3, 33KV Reactor areas 76 Removal & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 60,000.00 M2of 400/132KV‘A’TPS switchyard. 77 Cutting & Disposal of grass & wild plants, shrubs in surrounding periphery area of 400/132/33 KV switchyard and corridor of unit 1 to 5 transmission lines as per scope of work for approx. 1,80,000.00 M2 78 Removal & disposal of cows or any animals from A&B TPS Switchyard 79 Cutting & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 10000.00 M2 80 Trimming of trees 50 to 100 mm dia 81 Trimming of trees 100 to 150 mm dia 82 Trimming of trees Above 150 mm dia 83 Cutting & Disposal of grass, wild plants, shrubs, etc as per scope of work for approx. 7700.00 M2 84 Maintenance of grass lawns including cutting if grass with lawn mower or foot drive thresher including watering and removing weed etc. (Area of Lawn=1929 m2) 85 Preparation & spray of anti weed solution in 400KV ATPS switchyard area. 86 Preparation & spray of anti weed solution in 400KV BTPS switchyard area. 87 Preparation & spray of anti weed solution in 132KV ATPS switchyard area. 88 Preparation & spray of anti weed solution in adjacent area of A and B TPS400/132KVswitchyard area 89 Cleaning of Acrylic Sheet in MCB Room
