REPAIR/ MAINTENANCE TO HT DISTRIBUTION SYSTEM AND CONNECTED ITEMS AT AF STNUTARLAI

Amount

M & L for dismantling & eletrically isolating of existing VCB and its trolly for servicing/ reparing of VCB parts for cleaning with carbo tetra chloride lubrication of mechanical parts adjustment and checking complete parts, repairs to control wiring with single core copper conductors of existing size as required at site of VCB of any type any make for satisfactory running and replacement of defective spare parts, applying one coat of H class insulation paint on busbar spouts and other connected parts and reassembing the same, as per OEM /original settings reconnecting all HT & AC/DC connections complete in functional order including testing on existing load complete all as specified and directed. Note :- 1. Spare parts shall be measured and paid for separately under respective items of this schedule as supply only (in replacement) These shall be identical to those specified by original manufacturer, small parts such as nuts, bolts screws & washers required at site are deemed to be included in the cost quoted by the contractor. The complete work (repairing, servicing & calibrating) shall be carried out by the authorised OEM of the approved agency i.e. Crompton and certificate to this effect shall be provided by the contractor of the authorised OEM.

Supply only, spring charging motor AC/DC of VCB trolley as per existing sample complete all as specified and directed.

Supply only,Auxillary switch (trip circuit healty) of VCB as per sample complete all as specified and directed

Supply only , closing coil 24 V/110 V DC of VCB trolley as per existing sample complete all as specified and directed.

Supply only,shunt tripping coil 24 V/110 V volts DC of VCB trolley as per existing sample complete all as specified and directed.

Supply only, Amps meter digital type 96X96mm 0-200 Amps for VCB 11 KV complete all as specified and directed. Make SE

Supply only,volt meter 96 X 96 mm digital type 0-12 KV complete for VCB 11 KV complete all as specified and directed.

Supply only ,microprocessor numerical relay CGI 14N of VCB as per existing complete all as specified and directed.

Supply only ,indicator lamps as per existing colour code (RYB) for 11 KV VCB complete all as specified and directed.

Supply only, Resin cast indoor current transormer with ratio 200/100/5+5 Amps as per existing at site for VCB, 11 KV complete all as specified and directed.

Supply only , HRC fuse of capacity 2A, 4A,6A and 10A each 50 KA complete

Supply only, HRC fuse base & holder complete all as specified.

Supply only , rack in out warm gear assembly with nuts, bolts complete all as specified and directed

Supply only , motor cut off switch butterfly tye of spring charging motor of VCB trolley as per existing complete all as specified and directed.

Supply only ,trip neutral close for 11 KV VCB as per existing complete all as specified.

Supply only ,vaccum interrupter housing with cover of make as per existing of 11KV VCB complete all as specified and directed.

Supply only, spring charging gear assembly of VCB trolley Make Areva as per existing complete all as specified and directed.

Supply only ,Vacuum Interrupter 12kV Rated Voltage [kV] : 12 Rated Normal Current [A]:1250 Rated Short Circuit Breaking Current[kA] :26.3 Rated Frequency [Hz]:50-60 Rated Insulation Level -Power Fequency Voltage [kV] :28 Rated insulation Level -Impulse Lightning Voltage [kVp] :75 Mechanical Operating Cycles: 30000 CO Make:Crompton Greaves Ltd. or equivalent as per site requirement complete all as specified and directed.

Supply only , power pack with input 230 /110 V AC and output 24V DC of VCB as per existing complete all as specified and directed.

Supply only , power pack with input 230 /110 V AC and output 110 V DC of VCB as per existing complete all as specified and directed.

Disconecting and shifting of VCB 11 KV outdoor type with panel from old Gupta sub station to CPH all as specified and directed.

Reassemble the 11 KV VCB Outdoor type and panel with complete connection and labour all as specified and directed. NOTE: - CABLE and parts WILL BE MEASRURED SEPERATELY

S& F , CT Outdoor oil immeresed CT Ratio 200/150/5 for 11 KV VCB, class 0.5, Rated Burden 15VA 30KV 40KV 50KV 100KV all as specified and directed.

S&F in replacement voltage pressure Indicator Detector suitable for HT 11 KV of make Areva for RMU complete all as specified and directed.

S&F , IDMT realy for 11 KV complete all as specified and directed.

M&L for repairing and complete wiring of 33 KV Remote panel of 2 MVA transformer by removing repair of other minor parts all as specified and directed by Engr-In -Charge.

S & F ,VCB spout complete all as specified and directed.

S&F in replacement Primary Voltage 11KV Power (VA) 100, Core Type POTENTIAL TRANSFORMER, Phase One Phase, Secondary Voltage 110V/220V, Indoor type complete all as specified and directed.

Disconnecting of HT connections and DC connections from existing bus bar and including servicing/ repairng of complete parts of RMUs cleaning with carbotetra chloride lubrication of mechanical parts adjustment and checking complete parts, repairs to control wiring with single core copper conductors of existing size as required at site of RMUs of any type any make for satisfactory running and replacement of defective spare parts, applying one coat of H class insulation paint on busbar spouts and other connected parts and reassembing the same as per OEM /original settings reconnecting all HT & AC/DC connections complete in functional order including testing on existing load complete all as specified and directed. Note :- Spare parts shall be measured and paid for separately under respective items of this schedule as supply only (in replacement) These shall be identical to those specified by original manufacturer small parts such as nuts, bolts screws & washers required at site are deemed to be included in the cost quoted by the contractor. The complete work (repairing, servicing & calibrating) shall be carried out by the authorised OEM of the approved agency i.e. Crompton and certificate to this effect shall be provided by the contractor of the authorised OEM.

S&F , self power protection relay SDR 14JS of RMU 11 KV complete all as specified and directed.

S&F , cable terminal boot of RMU complete all as specified and directed.

S&F ,Resin cast main mechanism of RMU complete all as specified and directed.

S&F , Resin cast indoor cylindrical current transormer with ratio 150/100/1 Amps as per existing at site for RMU, 11 KV complete all as specified and directed.

S&F,Resin cast indoor cylindrical current transormer with ratio 200/100/1 Amps as per existing at site for RMU, 11 KV complete all as specified and directed.

Supply and refilling with labour in RMU of SF6 gas complete all as specified and directed.

S&F , self powered relay for RMU complete all as specified and directed.

S&F , power pack 24 volts with lithium ion battery capacity 7.5Ah each for controller card for RMU charging complete all as specified and directed.

S&F , Aluminium conductor, steel reinforced for changing of jumpers in CPH of 33 KV gantry complete all as specified and directed.

S & F, PG CLAMP AS PER SIZE OF CONDUCTOR

S & F, T CLAMP

Supply and fix , Switch air break, Gang operated, HT 11 KV, triple pole, mechanically operted double break, outdoor type, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating 200 Amps, suitable for horizontal operation fixed on pole with 9 insulators complete all as specified and directed Note- Rate quoted for GOD shall include cost of GI pipe for ground operation

Supply and fix , Switch air break, Gang operated, HT 33 KV, triple pole, mechanically operted double break, outdoor type, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating 400 Amps, suitable for horizontal operation fixed on pole with 9 insulators complete all as specified and directed Note- Rate quoted for GOD shall include cost of GI pipe for ground operation

Supply and fix of out door type 11KV drop out expulsion fuse single pole assembly fuses double insulator, single poles assembly with 11KV insulator complete set for RYB fuse capacity upto 150 Amps complete all as specified and directed

Supply and fixing of Stay assembly complete with accessories as shown in electrical plate No. 1 (loop type insulator, stay clamps, excavation and concrete measured separately with 20 mm rod complete all as specified and directed

Supply & filling of transformer oil in transformer in situ/ at site for toping up the level of oil having dielectric strength 40-60 KV during filling after initial filtration conforming to IS-335 of make POWER/INSOLE/UNIVERSAL (Transformer oil shall be supplied in sealed container and empty barrel of transformer oil will be given back to contractor)

Dehydration /filtration of transformer oil existing transformer installed at site with portable plant to improve the dielectric strength 40 to 60 KV during filling after initial filtration including testing of dielectric strength after dehydration at site.

S&F in replacement Copper Bus Bar for HT 11 KV VCB as per required thickness, width and length , size and mould dimension will be as per site requirement complete all as specified and directed.

S&F in replacement Cable End Termination Jointing Kit, HT 11 KV grade, heat shrinkable, indoor type complete with jointing materials and accessories suitable for HT XLPE cable 3 core 11 KV grade of size 70 Sqmm to 120 Sqmm x 3 core armoured alumuinium conductor cable complete all as specified and directed. Note- Unit rate quoted by the contractor shall be deemed to inclusive of excavation and earth work, T&P and labour etc.

S&F in replacement Cable End Termination Jointing Kit, HT 11 KV grade, heat shrinkable, outdoor type complete with jointing materials and accessories suitable for HT XLPE cable 3 core 11 KV grade of size 70 Sqmm to 120 Sqmm x 3 core armoured alumuinium conductor cable complete all as specified and directed. Note- Unit rate quoted by the contractor shall be deemed to inclusive of excavation and earth work, T&P and labour etc.

S&F in replacement Cable End Termination Jointing Kit, HT 33 KV grade, heat shrinkable, outdoor type complete with jointing materials and accessories suitable for HT XLPE cable 3 core 33 KV grade of size 120 Sqmm to 185 Sqmm x 3 core armoured alumuinium conductor cable complete all as specified and directed. Note- Unit rate quoted by the contractor shall be deemed to inclusive of excavation and earth work, T&P and labour etc.

S&F in replacement of Cable straight through Jointing Kit, HT 11 KV grade, heat shrinkable, straight through type complete with jointing materials and accessories suitable for HT XLPE cable 3 core 11 KV grade of size 70 Sqmm to 120 Sqmm x 3 core armoured alumuinium conductor cablecomplete all as specified and directed. Note- Unit rate quoted by the contractor shall be deemed to inclusive of excavation and earth work, T&P and labour etc.

S&F in replacement of Cable straight through Jointing Kit, HT 33 KV grade, heat shrinkable, straight through type complete with jointing materials and accessories suitable for HT XLPE cable 3 core 33 KV grade of size 120 Sqmm to 185 Sqmm x 3 core armoured alumuinium conductor cablecomplete all as specified and directed. Note- Unit rate quoted by the contractor shall be deemed to inclusive of excavation and earth work, T&P and labour etc.

Supply, lay, test, joint and commission in replacement XLPE insulated , screened, PVC bedded, galvanised steel strip or wire armoured electric powercable heavy duty with aluminium conductor of size cross sectional area 95 sqmm 3 core, 11000 Volts grade (11 KV earthed system); laid in trenches/under floor/through ducts, on Hill / fixed on pole complete all as specified and directed. Note : Excavation & Earth work, sand cushioning, cable protection cover, pipe and joint shall be measured and paid separately under respective items of BoQ

Excavating in trenches in soft/loose soil, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, cesspits,manholes, pier holes, water/sewer pipe line, electric cable line etc not exceeding 10 Sqm area on plan and not exceeding 1.5 m in depth and getting out ,including taking out defective cable, sand cushion and protection cover and stacking serviceable materials for reuse and removing unserviceable from complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm. Returning, filling including spreading, leveling watering & well ramming in layers not exc. 25 cm for soft/loose soil.

Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point for soil.

M&L for providing dry tibba sand in trenches as sand cushioning to underground cable including punning down of sand in layer all as speciied. (Note :- 18 cm Punned thickness shall only be measured and paid).

M&L for 40 to 50 mm thick rough dressed Jodhpur type stone slab cover 25 to 30 cm wide and 30 to 40 cm in length laid dry abutting each other or under ground protection complete all as specified and directed.

Supply and fix in replacement lightning arresters Non linear type complete with all fittings, transmission class, 11 KV discharge capacity 65 kilo amp complete all as specified and as directed.

Supply and fix in replacement lightning arresters Non linear type complete with all fittings, transmission class, 33 KV discharge capacity 65 kilo amp complete all as specified and as directed.

M&L for writing MES /SM No on VCBs/ RMUs with CT ratio , with white colour synthetic enamelled paint with letter size approx 3cmx2cm as per sample and directed by Engr-in-charge

Supply and laying in replacemnt of annealed single copper DC string cable 1Cx 6 sqmm solar grade, UV resistant 1.5V rated DC cables with electron beam XLPO insulation including necessary acccesesories like lugs, nails, cable ties , termination etc complete all as specifie dand as directed by engr in charge

Supply and laying in replacemnt of AC copper cable 4CX16sqmm from inverter to AC panels as per inverter and panel design, UV resistant 1.1KV rated PVC/XLPE insulation confirming to IEC and IS standard including accesesories like lugs, nails, cable ties , termination etc complete all as specifie dand as directed by engr in charge

S & F in replacement of PVC insulated sheatheerd copper control cable size 4 sqmm 6 core complete all as specified and directed

S & F in replacement of PVC insulated sheatheerd copper control cable size 4 sqmm 4 core complete all as specified and directed

S & F in replacement of PVC insulated sheatheerd copper control cable size 2.5 sqmm 4 core complete all as specified and directed

M&L for servicing /minor repairing of grid tied 3 phase solar inverter indoor type 630 KVA model No ABB PVS 800-57-0630KWB, MPO range 525V to 825V, required voltage required 695V to 1083 V , Minor spare reqd like control wiring screws, cleaning agents, capacitor etc shall be deemed to be inclusive in quoted rate of item

Supply and laying in repair of UPVC pipe of dia 20 MM dia complete all as specified andx directed by Engr-incharge

Supply and laying in repair of UPVC pipe of dia 25 MM dia complete all as specified and directed by Engr-incharge

Supply and fix rupper silicon sleeve factory made of dia 16/20mm suitable for the existing ACSR conductor of capacity 33 KV sub station all as specified and directed by Engr-in-charge.

All as above in item no 71 but for 11 KV sub station all as specified and directed by Engr-in-charge.

M&L for minor repairing of 33/11 KV Power transformer outdoor type capacity from 1 MVA to 3.15 MVA at site by disconnecting primary and secondary side electrical connection including rectifiction of leakage problem of any type, replacement of bush insul;atore, gaskets/ packing after opening of top cover of transformer, required nuts, bolts, and washers and radiator brazing work etc and reconnecting of all electrical connection including replacement of cable gland of suitable size reqd. Note : (i) The cost of minor spare parts e.g gaskets/ packing , nuts bolts washers lugs neoprene rubber, ACSR jumper etc are deemed to be inclusive in quoted rate. (ii) The cost of fabricated copper strip/ bus bar to comnnect side bushing will be measured and paid seperately. (iii) The cost of reqd T&P is deemed to be included in rate quoted by the contactor.

M&L for replacement of HT 33/11 KV transformer primary side bush insulator suitable for power transformer of any type up to 3.15 MVA

M&L for replacement of HT 33/11 KV transformer secondary side bush insulator suitable for power transformer of any type up to 3.15 MVA

M&L for replacement of HT 33/11 KV transformer primary side bush rod made out of brass with nut bolts rubber packing and washer suitable for power transformer of any type up to 3.15 MVA

M&L for replacement of HT 33/11 KV transformer secondary side bush rod made out of brass with nut bolts rubber packing and washer suitable for power transformer of any type up to 3.15 MVA

M&L for silica gel breather transparent type with first filling of silica gel complete suitable for power transformer and all as directed by engr in charge

S&F in replacement Primary Voltage 33KV Power (VA) 100, Core Type POTENTIAL TRANSFORMER, Phase One Phase, Secondary Voltage 110V/220V, Indoor type complete all as specified and directed.

M& L for checking of solar system grid tied 3 phase of capacity 1 MW , scada system , ups , relay system, metering system, all solar panels etc , and prepare costed schedule for defective/unserviceable parts as per MES pattern for each item seperately including three approved makes in MES with market rate analysis and quotation in support and submit to the Engr-in-charge. ( No of solar panel is 3200 Nos)

Supply ,spreading and levelling of fine sand in layers n exc. 25 cm thick in outdoor type substation and transformer yard complete all as directed .

Supply ,spreading and levelling of aggregate loose filling with aggregates of gauge 40 mm in outdoor type sub station and transformer yard all as directed

M& L for surface dressing / cleaning of surrounding area of two pole/ four pole/ sub stn structure including removing of tree branches, small trees plants bushes etc complete all as directed

Labour for pruning/trimming the tree branches 3 mtr adjcent to the HT OH line on both side of conductor taking out the same to dump yard/place as decided by Engr in charge Note:- 1. Contractor will take prior approval from the Engr-in charge before commencing the work . Planning to execute the work and shutdown reqd willbe approved by Engr in charge and same will be maintained by contractor. 2. Contractor will arrenge all T&P , rates for the same deemed to be included in quoted rate.

Supply, installation, testing, and comiisioning of Current Transformer Outdoor type oil immeresed CT Ratio 100/50/5, accuracy class 1 ,15VA , , suitable for existing outdoor type 11 KV oil emmersed VCB, all as specified and directed . Note : T&P required for the said job is deemed to be inclusive in quoted rate.

M&L for disconnecting of 50 KVA to 450 KVA capacity defective transformer (indoor/outdoor type ) 11 KV/433 volts copper/ wound from power mains and dismantling the same from 2/4 pole structure/ platform mounted and transporting the same to authorised workshop and opening the transformer cover, draining out of tranformer oil and keep safely for reuse after filtration, assembling, removing of the burnt parts i.e tape, paper insulating strings etc gently and carefully, washing of the dust, rust and dirt from all parts incluiding taking out HT/LT leg coil core tank and cooling tubes, painting the inner side tank by zinc chromate paint and preparing the same for re-assembling after carrying out required repair and installation on existing 2/4 pole structure/ platform with neccessary fixing arrangment including connecting up electrically, commissioning and testing all as directed and specified. Note : (i) Unit rate quoted by the contractor shall be deemed to include for taking out and reinstalling after repair of transformer with the help of crane, including transportation to workshop and back incluiding handling. (ii) Unserviceable wornout items required replacement shall be measured and paid separately under respective items of BoQ.

Supply only, LT leg coil with insulation for copper wound transformer of any capacity for indoor /out door transformer complete all as specified and directed.

Supply only,HT leg coil with insulation for copper wound transformer of any capacity for indoor /out door transformer complete all as specified and directed.

Supply only,HT porecelain bushing complete with brass/tinned copper rod with nuts and gasket set complete for 50 KVA to 250 KVA capacity transformer complete all as specified and directed.

Supply only ,LT porecelain bushing complete with brass/tinned copper rod with nuts and gasket set complete for 50 KVA to 250 KVA capacity transformer complete all as specified and directed.

M&L for shifting of trolly mounted transformer of 315 KVA capacity at required site and connecting to HT 11000 volt in coming from existing two pole structure and LT cable to LT panel and transporting the defective transformer to AGE E/M store yard , and after repairing defective transformer again connect to the existing system and trolly mounted transformer shifted to AGE E/M store yard complete all as specified and directed.

Rasam Engg Co. (BID ID -3351402)

SANJOLI CONSTRUCTION COMPANY (BID ID -3352987)