Tender For Misc Repair/Replacement Of Ht Panel Indoor/Outdoor Vcbs, Transformers And Connected Works Under Ge Saugor; 1 Disconnecting existing incoming & outgoing connections and inspection, servicing, testing, checking and calibration healthiness of entire HT 36 kV, 1600 Amps, 25 kA VCB outdoor type including cleaning, greasing of all mechanical parts of VCB and checking smooth operation manually and motorised with remote panel of VCB for tripping and closing, checking of CTs, PTs, all internal wiring as per site requirement, calibration of VCB and components and to maintain desired insulation level of each phase for smooth operation and test reports of all panels complete all as specified and as directed including the followings: - (396/3094-HV/04, 396/3095-HV/04,396/3015-HV/05 & 396/3093-HV/06)(a) Cleaning of Vacuum Circuit Breaker with CRC-226.(b) To check the condition of SIC contacts.(c) Checking condition and alignment of jaw contact.(d) Checking and proper tightening of hardware.(e) Checking of proper closing/ open of all poles.(f) Checking of breaker tripping through push button.(g) Checking and adjusting gap between hylem sheet and side plate.(h) Checking motor operation in case of EDO.(i) Checking auxiliary contacts continuity proper change over.(j) Checking of presence if circlips.(k) Checking IR between phase to phase (VCB closed condition).(l) Checking IR between phase to earth (VCB closed condition).(m) Checking IR between phase to earth (VCB open condition).(n) Cleaning and providing lubricants on movable mechanical parts.(o) Testing of relays through secondary injections.(p) Tripping of VCB through Buchholz relay/ OTI/WTI if required.(q) Testing of CTs and PT.(s) Testing of contact resistance of VCBsNote: -(i) Spare parts excluding wiring shall be measured & paid separately (ii) Servicing shall be carried out by authorised rep of VCB manufacturer. 2 M&L for repairs to motor charging mechanism by opening of 36KV, upto 1600A, 25 KA circuit breaker by authorised Engineer B45 3 S&F in repalcement of tripping and closing coil for 36 KV VCB outdoor type as per existing complete all as specfied and directed. 4 S&F in replacement of limit switch for VCB as per existing complete all as specified and directed. 5 Inspection, servicing, testing, checking and calibration of remote panel for HT 36 kV VCB, outdoor type including cleaning, checking internal wiring, tripping operation of earth fault and over current relays, transformer protection relays complete for smooth operation of panel by injecting artificial HT supply for checking tripping on earth fault and over current complete all as specified and as directed. (As mentioned in ser No. 1) 6 Inspection, servicing, testing, checking and calibration of 11 kV VCB (SF6 breaker) panel consisting of two incoming and three outgoing including bus-coupler (total VCB 06 Nos) for servicing, cleaning, tightening of loose mechanical mechanism, greasing inspection of busbar, CTs/PTs, internal wiring of control panel, indicators, measuring of IR value, calibration of IDMT relays, replacement of unserviceable spare parts, testing of tripping system, to maintain desired insulation level of each panel and removing all type of dust and settled dirt by mechanical means including testing complete all as specified and as directedincluding the followings: - (MRS Koregaon)(a) Cleaning of Vacuum Circuit Breaker with CRC-226.(b) To check the condition of SIC contacts.(c) Checking condition and alignment of jaw contact.(d) Checking and proper tightening of hardware.(e) Checking of proper closing/ open of all poles.(f) Checking of breaker tripping through push button.(g) Checking and adjusting gap between hylem sheet and side plate.(h) Checking motor operation in case of EDO.(i) Checking auxiliary contacts continuity proper change over.(j) Checking of presence if circlips.(k) Checking IR between phase to phase (VCB closed condition).(l) Checking IR between phase to earth (VCB closed condition).(m) Checking IR between phase to earth (VCB open condition).(n) Cleaning and providing lubricants on movable mechanical parts.(o) Testing of relays through secondary injections.(p) Tripping of VCB through Buchholz relay/ OTI/WTI if required.(q) Testing of CTs and PT.(s) Testing of contact resistance of VCBsNote: -(i) Spare parts excluding wiring shall be measured & paid separately(ii) Servicing shall be carried out by authorised rep of VCB manufacturer. 7 M&L for repairs to motor charging mechanism by opening of HT 11 KV SF-6 circuit breaker trolly by authorised Engineer complete all asspecified and directed. 8 M&L for repairs to trip and closing spring mechanism by opening of HT 11 KV SF-6 circuit breaker trolly by authorised Engineer complete all asspecified and directed. 9 Supply onlyin repair of tripping & closing coilsuitable for HT 11KV VCB as per existing complete all as specified and directed. 10 Supply onlyin repair master trip relay for earth fault & over current suitable for HT 11 KV VCB panel complete all as specified and directed. 11 Supply only in repair three phase overcurrent & earth fault relay for HT 11KV VCB panel complete all as specified and directed. 12 Supply onlyinneon indicator LED lamp for indicating RYB in HT 11 KV VCB panel complete all as specified and directed. 13 Supply only in repair digital ampere meter 0-100 Amps on HT 11KV VCB panel suitable for existing CT ratio complete all as specified and directed. 14 Supply only in repair trip, close and neutral rotary switch complete all as specified and directed. 15 S&F in repalcement of current transformer 150/5+5 Amps 11 KV indoor type fixed inside the HT panel as per existing complete all as specfied and directed. 16 Inspection, servicing, testing, checking and calibration of 11 KV VCB panel consisting of one incoming and one outgoing (total VCB 02 Nos) for servicing, cleaning, tightening of loose mechanical mechanism, greasing inspection of busbar, CTs/PTs, internal wiring of control panel, indicators, measuring of IR value, calibration of relays, replacement of unserviceable spare parts, testing of tripping system, to maintain desired insulation level of each panel and removing all type of dust and settled dirt by mechanical means including testing complete all as specified and as directed including the followings: - (MRS Koregaon)(a) Cleaning of Vacuum Circuit Breaker with CRC-226.(b) To check the condition of SIC contacts.(c) Checking condition and alignment of jaw contact.(d) Checking and proper tightening of hardware.(e) Checking of proper closing/ open of all poles.(f) Checking of breaker tripping through push button.(g) Checking and adjusting gap between hylem sheet and side plate.(h) Checking motor operation in case of EDO.(i) Checking auxiliary contacts continuity proper change over.(j) Checking of presence if circlips.(k) Checking IR between phase to phase (VCB closed condition).(l) Checking IR between phase to earth (VCB closed condition).(m) Checking IR between phase to earth (VCB open condition).(n) Cleaning and providing lubricants on movable mechanical parts.(o) Testing of relays through secondary injections.(p) Tripping of VCB through Buchholz relay/ OTI/WTI if required.(q) Testing of CTs and PT.(s) Testing of contact resistance of VCBsNote: -(i) Spare parts excluding wiring shall be measured & paid separately(ii) Servicing shall be carried out by authorised rep of VCB manufacturer. 17 M&L for replacement of HT spouts for contacts of HT 11 KV VCB including cleaning of all contact parts connecting and testing complete sytem with the control wiring for healthyness of all internal wiring complete by authorised Engineer complete all asspecified and directed. 18 S&F in replacement of current transformer 150-75/5 Amps 11 KV indoor type fixed inside the HT panel as per existing complete all as specfied and directed. 19 Supply only HRC fuse 6 to 10 Amps suitable for VCB panel as per existing complete all as specified and directed. 20 Inspection, servicing, testing, checking and calibration of 11 KV VCB panel consisting of one incoming and four outgoing (total VCB 05 Nos) for servicing, cleaning, tightening of loose mechanical mechanism, greasing inspection of busbar, CTs/PTs, internal wiring of control panel, indicators, measuring of IR value, calibration of relays, replacement of unserviceable spare parts, testing of tripping system, to maintain desired insulation level of each panel and removing all type of dust and settled dirt by mechanical means including testing complete all as specified and as directed including the followings: -(a) Cleaning of Vacuum Circuit Breaker with CRC-226.(b) To check the condition of SIC contacts.(c) Checking condition and alignment of jaw contact.(d) Checking and proper tightening of hardware.(e) Checking of proper closing/ open of all poles.(f) Checking of breaker tripping through push button.(g) Checking and adjusting gap between hylem sheet and side plate.(h) Checking motor operation in case of EDO.(i) Checking auxiliary contacts continuity proper change over.(j) Checking of presence if circlips.(k) Checking IR between phase to phase (VCB closed condition).(l) Checking IR between phase to earth (VCB closed condition).(m) Checking IR between phase to earth (VCB open condition).(n) Cleaning and providing lubricants on movable mechanical parts.(o) Testing of relays through secondary injections.(p) Tripping of VCB through Buchholz relay/ OTI/WTI if required.(q) Testing of CTs and PT.(s) Testing of contact resistance of VCBsNote: -(i) Spare parts excluding wiring shall be measured & paid separately(ii) Servicing shall be carried out by authorised rep of VCB manufacturer. 21 S&F in replacement of vaccum interuptor suitable for 11 KV VCB as per existing complete all as specified and directed. 22 S&F in replacement of rear spouts suitable for 11 KV VCB as per existing complete all as specified and directed 23 S&F in replacement of drive insulator suitable for 11 KV VCB as per existing complete all as specified and directed 24 S&F in replacement of busbar support spouts suitable for 11 KV VCB as per existing complete all as specified and directed 25 S&F in replacement of busbar sleeve 11 KV as per existing complete all as specified and directed 26 S&F in replacement of busbar support insulators suitable for 11 KV VCB as per existing complete all as specified and directed 27 Supply only Current transformer for 11 KVVCB of current ratio100/50-5+5A complete all as specified and directed. 28 Supply only Potentialtransformer (PT) for 11 KVexisting VCB compete all as specfied and directed. 29 S&f in replacement of auxillary switch suitable for VCB as per existing complete all as specified and directed 30 S&F in replacement of HT 11 KVtape complete all as specified and directed 31 S&F in replacement of HT 11 KValuminium insulated covered conductor single core of size 35 sqmm complete all as specified and directed 32 M&L for battery of capacity 2 volts 100 AH maintenance free suitable for VCB DC supply connected to existing HT panel complete all as specified and directed. 33 Periodical testing, calibration of 33 KV power transformer (all tests shall be carried out as per periodical test form of33 KV transformer) complete all as specified and directed.Note:- Testing, servicing shall becarried out by authorised rep of manufacturer or State electricity bd 34 Painting of transformer with two coats of synthetic gray paint after preparation of old painted surfaces overa coat of red oxide at siteoff size50-75 KVAincluding writing of MES and SM No complete all as specified and directed. 35 Painting of transformer with two coats of synthetic gray paint after preparation of old painted surfaces overa coat of red oxide at siteof size100 to 200KVAincluding writing of MES and SM No complete all as specified and directed. 36 Painting of transformer with two coats of synthetic gray paint after preparation of old painted surfaces overa coat of red oxide at siteof size250 to 400 KVAincluding writing of MES and SM No complete all as specified and directed. 37 Painting of Powertransformer with two coats of synthetic gray paint after preparation of old painted surfaces overa coat of red oxide at site of size0.5 to 1.6MVAincluding writing of MES and SM No complete all as specified and directed. 38 Shifting the unserviceable step down power transformer from the site upto any height including opening of mounting and nut bolt and taking down from plingth and pole, draining out the old oil,transporting the transformers to work shop/ factory for repairs & transporting the same back after repairs at the location as directed by Engineer-in-Charge, connecting up, making all cable connections, earth connections etc and testing complete of any capacity complete all as specified and directed. 39 Shifting the unserviceable step down distribution transformer from the site upto any height including opening of mounting and nut bolt and taking down from plingth and pole, draining out the old oil,transporting the transformers to work shop/ factory for repairs & transporting the same back after repairs at the location as directed by Engineer-in-Charge, connecting up, making all cable connections, earth connections etc and testing complete of any capacity complete all as specified and directed. 40 Shifting the serviceable step down distribution transformer from MES yard/site upto any height including fixing, mounting,with nut bolt complete on plinth/pole, transporting the transformer from MES yard to site & transporting the same back to yard after fixing the repaired transformer complete all as directed by Engineer-in-Charge, connecting up, making all cable connections, earth connections etc and testing complete of any capacity complete all as specified and directed. 41 Opening of Top cover of distribution/Power transformerfor inspection of worn out parts/tap changers and reassembling after repair / replacement of worn out parts complete all as specified and directed. Note : parts required for replacement shall be measured and paid separately under respective items. 42 Disconnecting HV / LV connection of transformer and re-connection on same position afterrepair complete all as specified and directed. 43 Taking out core assembly of transformer for repair / rewinding of LV / HV coil including reassembling after repair and testing on load for satisfactory performance of transformer complete all as specified and directed. 44 M&L for rewinding of HV/LV coil with copper conductor including insulation material in replacement complete all as specified and directed 45 M&L for re-insulating existingLV coilmade out of copper conductor including insulation material complete all as specified and directed 46 M&L for rewinding of HV/LV coil with aluminiumconductor including insulation material in replacement complete all as specified and directed 47 M&L for re-insulating existingLV coilmade out of aluminium conductor including insulation material complete all as specified and directed 48 M&L for replacement of top cover gasket made out of leatherised celbatec sheet 4mm thick including leak proofing by shalak solution and dovetailjointing on the end side of any capacity upto any height including opening of mounting and nut bolt and taking down from plingth and pole , of any height as per site requirment complete all as specified and directed. 49 S&F for replacement of temp gauge 0 - 100 degree C suitable for existing fitment of transformer 33 and 11/0.433KVA complete all as specified and directed. 50 M&L for replacement of porcelain transformer bushing 12 KV/250 Amps complete with high voltage brass metal parts as per IS-3347 complete all as specified and directed. 51 M&L for replacement of LV brass metal spindle with insulating part complete with porcelain bushing 1.1 KV/250 Amps complete all as specified and directed. 52 S&F for replacement of silica gel breather complete set weight 500 gms for distribution transformer of any capacity complete all as specfied and directed. 53 S&F for replacement of silica gel breather complete set of weight 1000 grams for power transformer of any capacity complete all as specified and directed. 54 M&L for repalcement of only silica gel in existing breather of any size fixed in different capacities of transformer complete all as specified and directed. 55 S&F for replacement of oil level gauge complete suitable for distribution transformer of any capacity complete all as specified and directed. 56 Supply in top up / replacement of transformer oil having dielectric strength of 60 KV as per IS complete all as specified and directed. 57 Dismantlingand taking down of End termination/ Straight through cable joint of any size,any type complete all as specified and directed. 58 Supply, jointing and testing in repair cable jointing kit for 11KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size50 - 95 Sqmm all as per manufacturer’s recommendations complete all as specified and directed. 59 Supply, jointing and testing in repair cable jointing kit for 11KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size120 - 185 Sqmm all as per manufacturer’s recommendations complete all as specified and directed. 60 Supply, jointing and testing in repair cable jointing kit for 11KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size120 - 185 Sqmm all as per manufacturer’s recommendations complete all as specified and directed. 61 Supply, jointing and testing in repair cable jointing kit for 11KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size50 - 95 Sqmm all as per manufacturer’s recommendations complete all as specified and directed. 62 Supply, jointing and testing in repair cable jointing kit for 11KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size120 - 185 Sqmm all as per manufacturer’s recommendations complete all as specified and directed. 63 Dismantling air break gang operated switches vertical/horizontal mounted and fuse unit including insulators and operating mechanism for repair/ replacement of broken/worn out components and insulators etc. complete all as specified and directed. 64 S & F gang operated air break switch, three poles, outdoor type, nominal system voltage 33 KV, rated voltage 36 KV, rated normal current 200 Amps, rated frequency 50 Hz, rated one minute power frequency withstand voltage between (i) earth & poles 70 KV (rms) (ii) across the isolating distance 80 KV (rms), rated lightning impulse withstand voltage (i) to earth and between poles 170 KV (Peak) (ii) across the isolating distance 195 KV (Peak), Rated short-time withstand current 20 KA for 3 seconds, rated peak withstand current 50 KA for climatic conditions at the site, mechanically operated mounted on insulator and steel frame with operating mechanism worked from ground level for current complete all as specified and as directed. 65 S & F drop out fuse unit expulsion type for outdoor air break gang operated switches single pole mounted and including insulator for 36 KV working pressure fixed to and including MS channel with nuts, bolts, washers etc. synthetic bounded fuse carrying tube complete with line taps and suitable for current carryout capacity upto 30 Amps complete all as specified and directed. 66 S & F gang operated air break switch with DO fuse assembly, three poles, outdoor type, nominal system voltage 11 KV, rated voltage 12 KV, rated normal current 200 Amps, rated frequency 50 Hz, rated one minute power frequency withstand voltage between (i) earth & poles 28 KV (rms) (ii) across the isolating distance 32 KV (rms), rated lightning impulse withstand voltage (i) to earth and between poles 75 KV (Peak) (ii) across the isolating distance 85 KV (Peak), Rated short-time withstand current 25 KA for 3 seconds, rated peak withstand current 63 KA for climatic conditions at the site, mechanically operated mounted on insulator and steel frame with operating mechanism worked from ground level for current complete all as specified and as directed. 67 S & F drop out fuse unit expulsion type for outdoor air break gang operated switches single pole mounted and including insulator for 11 kV working pressure fixed to and including MS channel with nuts, bolts, washers etc. synthetic bounded fuse carrying tube complete with line taps and suitable for current carryout capacity 15 Amps complete all as specified and directed. 68 Supply and erection three piece metal oxide lightning arrestor suitable for 11 KV continuous operating voltage (3 phase) with rated voltage 12 KV (rms) with nominal discharge current rating of 10 KA and complete with galvanised clamping arrangements, GI bolts, nuts, washers etc. complete as specified and as directed. 69 Dismantlingof insulators any type any size complete all as specified and directed. 70 Supply and fixing, polymer composite pin type insulator for 11 KV, complete with necessary items with nuts, bolts, washers etc. complete confirming to IS/IEC standards complete all as specified and directed. 71 Supply and fixing polymer composite post type insulators for 11 KV, complete with necessary items with with nuts, bolts, washers etc. complete conforming to the latest IS/IEC standards complete all as specified and directed. 72 Supply and fixing polymer composite disc type insulator for 11KV, complete with necessary items with nuts, bolts, washers etc. complete confirming to IS/IEC standards complete all as specified and directed. 73 Servicing and maintenance ofAir Break switch (Gang operating Device) both verticall and horizontal type of capacity 33KV and 11KV triple pole mechanically operated on insulator and steel frame by greasing, checking serviceability and replacement ofheavy duty brassJaw and Bladeset, copper strip set,lugs nutbolts, Jumpers all set of three complete all as specified and directed. 74 Supply and fixing in replacement of cross arms, bracing, supports, clamps and back plate fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and directed. 75 Dismantling of ACSR conductors, earth wire or copper conductor, service feeder or distributor span complete all as specified and directed. 76 M&L aluminium conductors Galvanised steel reinforced (ACSR conforming to IS : 398) Part-II)-1976 for HT overhead lines on steel poles / PCC Poles including copper binding wire and suitable size of GI Clamps complete all as specified. 77 Material and labour for GI wire 4mm dia (8 SWG) stretching and fixing on pole for continuous earth conductor, Guard wire 3.2 mm (10SWG) for cradle (Hexagonal/rectangular) including binding wire complete all as specified and directed. 78 Dismantling stay assembly complete all as specified and directed. 79 Supply and fixing stay assembly complete with accessories shown in electrical plate No 1 with stay rod of 16 mm dia including loop insulator suitable for 1.1 KV (size 65x90 mm) with clearance of hole 16 mm andMS stay plate size 230 x 230 x 6mm, stay clamps etc complete all as specified and directed. 80 M&L for galvanised stay strand 7/3.15 mm or 7/4.00 mm sizewith minimum tensile strength of 700 N/ Sqmm and conforming to IS : 2141-1979 completeall as specified & directed. 81 Dismantling concrete poles/ struts, any size and transporting to store andstacking complete all as specified and directed. 82 M & L for steel tubular swaged pole 410 SP-55 (11.0 metre long) including CI base plate, finial taper plug, bolts, nuts & screws as per IS 2713 Part -I & II including painting with two coats of aluminium paint over a coat of red oxide zinc chrome primer on exposed portion and making strips of width 30 cm upto 1.5 m from the ground level in black and white shade in alternate layer including numbering of poles using two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer and two coats of anticorrosive paint over a coat of red oxide primer to embedded portion of pole including making good to match existing area complete all as specified and as directed. 83 M & L for plain cement concrete (1:4:8) type D-2 using 40mm graded stone aggregatein foundationof PCC poles/ struts, etc. including form workcompleteall as specified and directed 84 M & L forplain cement concrete (1:3:6) type C-2 using 40mm graded stone aggregate as in foundation of stay assy/ pole etc, including form workcomplete all as specified and directed 85 M & L forplain cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate for coping/plinth of poles, including necessary form work finished even & smooth without using extra cement complete all as specified and directed. 86 Excavation in trenches in hard /dense soil not exceeding1.5 meter wide and not exceeding 1.5metre wide and not exceeding 1.5metre in depth and getting out complete all as specified and directed. 87 Excavation in trenches n.exc 1.5m wide and exc 1.5m and n exc 3.0 m depth in any type of soil complete all as specified and directed. 88 Removing excavated materials (soil) not exceeding 50metre and depositing where directedat a level not exceeding 1.5 meter above starting point complete all as specified and directed. 89 Returning filling in with excavated soil, including spreading, levelling watering and well ramming in layers not exceeding 25cm thick complete all as specified and directed. 90 S&F in ground PCC cable route indicator duly engraved with words HT Cable and arrow indicating direction of laying of cable, complete all as specified and directed.Note. PCC cable route indicator shall be provided at specified distance along the HT cable at all cable joint and turning etc. 91 S&F Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour with voltage 33000V/11000V as indicated and fixed with M.S. clamps, bolts and nuts of approved size, for HT size 25x20 cm complete all as specified and directed. 92 Cutting /trimming of tree branches upto 80 mm thickness along LT/HT OH electric lines which are growing /touching or falling on ACSR conductor / poles or near by sub stns etc at any height from GL and making sufficient clearance (1.5m)from ACSR CONDUCTOR/POLES/STRUCTURE and taking down the same on the ground carefully avoiding the damage and removing to a distance complete all as specified and directed.
