Assistance in carrying out miscellaneous routine works for annual preventive maintenance of various substations under 220KV OandM Division, PTCUL, Haldwani

Assistance in annual elecrical preventive maintenance of 220 KV substation Haldwani consisting of 2×100 MVA (220/132 KV) transformers, 3×40 MVA (132/33 KV) transformers, 04 nos. 220 KV bays, 09 nos. 132 KV bays and 14 nos. 33 KV bays, 132 KV substation Kathgodam consisting of 2×40 (132/33 KV) transformers capacity, 05 nos. 132 KV bays and 07 nos. 33 KV bays and 132 KV substation, Bhowali consisting of 2×20+1×3x5 MVA (132/33 KV) transformers, 06 nos. 132 KV bays and 12 nos. 33 KV bays by carrying out following miscellaneous works on routine basis and with availability of manpower as and when required; (a) Routine visual checking of red hot points, flashpoints, burned jumpers etc. in 220 KV, 132 KV & 33 KV switchyards. General routine maintenance of outdoor equipments/panels in 220 KV, 132 KV & 33 KV swithcyrds i.e. CBs, isolators, bus bars, CTs, PTs/CVTs, marshalling kiosks etc. including scheduled cleaning, lubrication, tightening of connections/jumpers, replacement of minor damaged parts of equipments, replacement of jumpers/clamps/connectors etc. as per direction of engineer incharge. (b) Routine cleaning of all type of transformers, their marshalling boxes, OLTC etc., maintenance of cooling fans i.e oiling, greasing, cleaning etc., LT electrical connections, tightening of loose connections, cleaning of oil collection pits as per direction of engineer incharge. (c) Routine checking of complete length of control cables and power cables between indoor panels/equipments and outdoor equipments/kioks/panels, cleaning, replacement of damanged/burned cables, tightening & replacement of damaged terminals/connections/lugs etc., re-ferruling whenever required. (d) Routine maintenance of battery cells and battery chargers i.e. daily cleaning of battery room & battery cells, mainting fluid level, specific gravity, applying of petrolium jelly etc. as per direction of engineer incharge. (e) Routine maintenance of indoor panels in control room and PLCC room i.e. control & relay panels, ACDB & DCDB system, indoor transformers, indoor & outdoor illumination system etc. including scheduled cleaning, lubrication, tightening of connections/terminals, replacement of minor damaged parts of panels, tracing of circuits etc. as per direction of engineer incharge. (f) Attending minor breakdowns such as replacement of damaged jumpers, replacement of burnt and damaged equipments (bus bar, isolators, CT/PT/CVT) parts, replacement of burnt/damaged CT/PTs, replacement of damaged/burned HT/LT connections and peripherals etc. excluding works which require equipment specific technical expertise and special T&P etc. such as repair of transformers. CBs etc. as per direction of engineer incharge. (g) Any other routine substation electrical maintenance related works assigned by engineer incharge as and when required. At 220KV S/s, Haldwani 01 No. operation signifies deployment of 03 Nos. highly skilled labourers and 02 Nos. skilled labourers. At 132KV S/s, Kathgodam and 132KV S/s, Bhowali 01 No. operation signifies deployment of 03 Nos. highly skilled labourers and 01 No. skilled labourers. Total operations at 220KV S/s, Haldwani:- 380 Total operations at 132KV S/s, Kathgodam:- 240 Total operations at 132KV S/s, Bhowali:- 265

RAM RAJ AND SONS (BID ID -411038)

JAILENDRA PRATAP SINGH (BID ID -411059)