REPAIR/MAINT OF HT ELECTRIC SYSTEM INCLUDING 33KV MRS AT ACE KLP WITH CERTAIN OTHER EXTERNAL ELECTRICAL REPAIR UNDER GE AWC MHOW

Amount

Excavation in trenches in any type of soil, n. exc. 1.5m wide and n. exc. 1.5m deep and getting out for laying of cables/pipes etc including forming bottom surfaces to the required level/slope complete all as specified and directed.

Excavation in trenches exc 1.5m wide but exc 1.5m and n exc 3.0m deep for foundation of poles strut/stays etc n exc 10 sqm on plan and getting out in any type of soil all as specified and directed.

Returning filling in, including spreading, leveling, watering and well ramming in layers n.exc 25 cm thick all as specified and directed.

Removal of surplus excavated soil to a distance n. exc. 50 m and depositing where directed at a level n. exc. 1.5 m above starting point complete all as specified and directed.

Material and labour for locally available river sand cushioning for under ground cable in trenches 8 cm before laying and 15 cm after laying of cable and punned thickness of sand shall be measured and paid for 18 cm only after punned/consolidated thickness complete all as specified and directed.

Supply laying unreinforced precast concrete cable cover, class HVP, type-1, flat, size 300mm x 180mm x 40mm all as specified and directed. (Make: Mahtab tiles / Alankar Tiles/Pearlers Industries/SIND Mozaic Gujrat/JJ Concrete Lucknow).

Supply and laying Galvanised iron pipe "light grade" 80mm bore in trenches, under floors, roads, along poles for protection of cable with all necessary fittings, including sealing ends complete. (Make:- Jindal/Prakash Surya/Tata)

Supply and laying Galvanised iron pipe "light grade" 100mm bore in trenches, under floors, roads, along poles for protection of cable with all necessary fittings, including sealing ends complete. (Make:- Jindal/Prakash Surya/Tata)

M & L painting of 11mtr steel pole with cross arm and clamp of any length and shape for HT over head line with two coat of Aluminum paint including preparation of existing surfaces and marking pole No. in a 15 cm dia yellow circle and making 03 Nos. black and 02 Nos. yellow bands /strips with 30 cm wide fluorescent paint from bottom of pole up to 1.5 mtr height complete.

Ditto all as per Item No. 9 above but HT 02 pole structure complete.

Ditto all as per Item No. 9 above but HT 04 pole structure complete.

Supply and fixing in repair of single disc type insulator, porcelain, vitreous white, brown or green 145 mm high and 255 mm dia ball and socket type with clamp suitable for the conductor of required size and working pressure 11000 volts complete. Make : Rashtriya /Jaipuria / Pactil /Alstom

Ditto All as per item No 12 above but for working pressure 33000 volts grade.

Supply and fixing in repair Pin type insulator, porcelain, Vitreous (single disc assembly), white, brown or green including 01 No. galvanised mild steel spindle, two galvanised iron washers and nuts,150 mm height, 150 mm dia, suitable for working pressure of 11 KV grade complete all as specified and directed. (Make : Rashtriya /Jaipuria / Pactil /Alstom)

Supply and fixing in repair Post type insulator for working pressure 11000 volts grade complete all as specified and directed.Make : Rashtriya /Jaipuria / Pactil /Alstom.

Supply and fixing in repair Post type insulator for working pressure 33000 volts grade complete all as specified and directed.Make : Rashtriya /Jaipuria / Pactil /Alstom.

Servicing of air break gang operated switch and DO fuse unit upto 400 amps capacity , 11 KV vertical or horizontal type mounted including insulator and operating mechanism and repair/ replacement of broken/worn out component, insulator etc for smooth functioning including oiling and greasing and testing complete. Note :- Spares shall be measured and paid separately as supply only under respective item.

Supply only spares for gang operating switch 11KV of the following description :- Make : Rashtriya /Jaipuria / Pactil /Alstom.

Male moving contact Blade, heavy duty, high conductivity metal capacity 200 / 400 Amp 11 KV.

Female fixed contact Jaw, heavy duty, high conductivity metal capacity 200 / 400 Amp 11 KV.

Male / Female Contact assembly for fixing of DO fuse fixed on post insulator.

Steel frame with operating mechanism and operating rod of 25 mm dia bore GI pipe worked from ground level with locking arrangement complete.

Servicing of air break gang operated switch 33 KV vertical or horizontal type mounted including insulator and operating mechanism and repair/ replacement of broken/worn out component, insulator etc for smooth functioning including oiling and greasing and testing complete. Note :- Spares shall be measured and paid separately as supply only under respective item.

Supply only spares for gang operating switch 33KV of the following description :- Make : Rashtriya /Jaipuria / Pactil /Alstom.

Male moving contact Blade, heavy duty, high conductivity metal capacity 200 / 400 Amp 33 KV.

Female fixed contact Jaw, heavy duty, high conductivity metal capacity 200 / 400 Amp 33 KV.

Male / Female Contact assembly for fixing of DO fuse fixed on post insulator, 33KV

Steel frame with operating mechanism and operating rod of 32 mm dia bore GI pipe worked from ground level with locking arrangement complete.

M&L for disconnecting and taking out worn out jumpers of suitable size for HT over head line / Sub Station of any size and length after removing binding wire / Sub Station connector of AB switch / DO fuse unit and replacement with the new ACSR weasel conductor jumpers including PVC sleeves in colour coding R/Y/B of same size and length 1.5 mtr including new winding wire / connectors suitable for AB switch / DO fuse unit including provn of conducting jelly all as specified and as directed.

M&L for servicing overhauling & Maintenance of HT VCB installed at Substation complete including the following:- (a)Switching off HT Breaker isolating from incoming supply (b) Testing & callibration of all moving & fixing contacts. (c) Testing & checking of following :- (i) Low voltage coil, (ii) Over voltage coil, (iii) No volt coil, (d) Testing & Checking of all internal wiring connection, (e) Testing of all LED indicator lamps.

Taking out defective/wornout parts from VCB 11KV and S&F new in replacement of the following description :-

Closing Coil 24 volt DC,1.7 Ohm,

Tripping Coil,24 volt ,DC ,1.7 Ohm.

Auxullary Switch, 32 Amp,440 volts.

Spring Charging Moter assy complet Make DELCO- 150w,Rpm-10,AC/DC.

PT Fuse (IS-13730)

Moter cut off switch,

Breaker Control Switch,02 Amp,220Volts,

Rollers

Big Gear Assembly

Small Gear Assembly

Trip Clutch Assembly Hardner Kit

Indicating lamp Y, R, B Each set of three

CT 50/5 +5A,11KV suitable for out going VCB (As per 1SS-2705, IEC-60044 make and size as per sample)

Insulator suitable VCB bus bar (make and size as per sample)

HT insulation tap make and size as per sample)

Nut bolt washer suitable for 11KV busbar (make and size as per sample)

M&L for calibration of Digital Relays settings installed on VCB,11KV, for over current and Earth fault settings as makers mannual.

M&L for calibration of Digital Relays settings installed on VCB,33KV, for over current and Earth fault settings as makers mannual.

Tightening and re-stringing of existing loose over head conductor (ACSR/Copper/GI continuous earth wire) any type on LT/HT poles including replacement of binding wire of required size and shape from insulators & jumpers, stringing and tightening of conductor to permissible sag complete. Note : Each line of wire to be measured.

Lopping /cutting of tree branches from any height and type of tree in route of 11KV HT/LT lines from take over point to last of each feeder complete. Note : -(i) Necessary shut down where required be taken from MRS and time and date will be as per direction of Engr-in-Charge. (ii) The tree branches shall be 2 Mtr away from the outer conductor of OH lines after cutting.

M&L in replacement of lightning arrestor explosion type class discharge cap 65KA suitable for 11 KV system for out door use with all fittings and connecting to electrical system including taking down existing unserviceable lightening arrester complete. (Make : ELPRO / GE / Pactil/Jaipuria)

M&L for in replacement lightning arrestor explosion type class discharge cap 65KA suitable for 33 KV system for out door use with all fittings and connecting to electrical system including taking down existing unserviceable lightening arrester complete. (Make : ELPRO / GE / Pactil/Jaipuria)

Supply and Fixing steel tublar swaged poles complete with cast iron base plate, 410 SP-55 as per sample of length not than 11 Mtrs duly painted, finial taper plug,bolts, nuts,& screws complete all as specified and directed. Make- NTC Kanpur/Bharat Conduit/ BCW Kanpur

Supply & laying inreplacement of HT XLPE, insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with stranded aluminium conductor, 33000 Volt Grade of size 120 Sqmm 3 core including jointing and testing complete. (Excavation and earth work and sand cushioning shall be paid separately). Make: Gloster/ POLYCAB/ Havells

Supply, fixing cable jointing kit 11 KV grade cable for out door termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 50 to 95 sqmm complete all as specified and directed.

Supply, fixing cable jointing kit 11 KV grade cable for indoor termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 50 to 95 sqmm complete all as specified and directed.

Ditto all as per item No.33 above but straight through joint suitable for cross section area50 to 95 sqmm 3 core XLPE.

Supply, fixing cable jointing kit 11 KV grade cable for out door termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 120 sqmm to 185 sqmm complete all as specified and directed.

Supply, fixing cable jointing kit 11 KV grade cable for indoor termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 120 sqmm to 185 sqmm complete all as specified and directed.

Ditto all as per item No.36 above but straight through joint suitable for cross section area 120 sqmm to 185 sqmm 3 core XLPE.

Supply, fixing cable jointing kit 11 KV grade cable for out door termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 300 sqmm complete all as specified and directed.

Supply, fixing cable jointing kit 11 KV grade cable for indoor termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 300sqmm complete all as specified and directed.

Ditto all as per item No.39 above but straight through joint suitable for cross section area 300 sqmm 3 core XLPE.

Supply, fixing cable jointing kit 33 KV grade cable for out door termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 120 sqmm complete all as specified and directed.

Ditto all as per item No.41 above but straight through joint suitable for cross section area 120 sqmm 3 core XLPE.

Supply and Fixing steel tublar swaged poles complete with cast iron base plate, 410 SP-64 as per sample of length not than 12 Mtrs duly painted, finial taper plug,bolts, nuts,& screws complete all as specified and directed. Make- NTC Kanpur/Bharat Conduit/ BCW Kanpur

M&L for cement concrete1:4:8 type D2 using 40mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and directed.

M&L cement concrete 1:3:6 type C2 using 40mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and directed

M&L for cement concrete 1:2:4 type B1 using 20mm graded stone aggregate in coping & the like etc. including weathering slightly rounded/chamfered angle with & including necessary use & waste of form wk for fair finished surfaces complete all as specified and directed.

S & F in repair anti-climbing device spikes type, fabricated out of MS Bars (round, square and flat) including nuts, bolts washers and welding in two halves made to size and shape to suit the cross section of pole and including painting with two coats of synthetic enamel paint over one coat of red oxide primer including preparation of surfaces complete.

S & F cross arms of mild steel channel or angle sections of required size and shape including clamps, D clamps, eye hooks, back plate with bolts, nuts and washers, welding, bending cold or hot drilling holes for bolts, insulator in any shape or size as indicated or directed and inclusive of one priming coat and two coats of aluminum paint including preparation of surfaces complete.

Supply and Fixing of air break gang operated switch 33 KV horizontal type mounted including insulator and operating mechanism and testing all component complete all as specified and directed. Note :-Air break gang operated switch 33 KV horizontal type fixed on steel structure and steel structure measured and paid separately under respective item.

Material and labour for preparation of steel surface of any description for painting of fencing posts, MS flats, MS welded mesh inside or out side power house or sub stn with two coat of synthetic enameled paint over a coat of red oxide primer all as specified.

S&F Earth continuity conductor or main earthing lead buried in ground or fixed on poles/transformers for earthing etc. of size32mmx6mm galvanised iron strip including making lap joints with GI nuts, bolts& two nos washers complete all as directed & specified.

Surface excavation n. exc.20 cm deep and averaging 10 cm deep and getting out in old filling of stone aggregate and Screening/segregating incl spreading material complete for four pole/sub stn or for making path way complete all as directed & specified.

Supply and spread 40 mm graded crushed stone aggregate around the four pole of sub stations complete all as specified and directed.

Supply & laying, testing inreplacement XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with stranded aluminium conductor, 11000 Volt Grade of size 120 Sqmm 3 core including jointing and testing complete. (Excavation and earth work and sand cushioning shall be paid separately). Make: Gloster/ POLYCAB/ Havells

Supply & laying, testing inreplacement XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with stranded aluminium conductor, 11000 Volt Grade of size 70 Sqmm 3 core including jointing and testing complete. (Excavation and earth work and sand cushioning shall be paid separately). Make: Gloster/ POLYCAB/ Havells

Supply, filling and topping up new transformer oil low viscostly type of min dielectric strength of 60 KV breaking voltage at 2.5mm gap conforming to IS complete for indoor/ outdoor transformer complete all as directed. (Make : Savita / power Oil)

S&F silica gel breather (transparent type) with silica gel complete suitable for up to 400 KVA transformer rating all as specified and directed.

S&F dial type thermo meter of minimum 100 mm dia with maximum temperature indicator for transformer of capacity up to 400 KVA all as specified and directed. (Make:- Semco / Osmadial / Remax / System)

M&L for filtration of transformer oil usiing automatic centrifuging machine (heating oil at 40 to 50 degree C) to achieve min. 35 KV breaking capacity at 2.5 mm gap by absorbing and abolishing all sludge particles for use as per BS-B 66-1983 complete all as specified and directed by Engineer-in-Charge. (One job = Filtration of one transformer of capacity 160 to 500 KVA)

M&L for painting of transformer of capacity upto 100 KVA to 250 KVA with two coats of smoke grey synthetic enamel paint externally after necessary preparation to surfaces including numbering SM/MES No. with white paint, etc complete all as specified and directed.

M & L for dismantling & taking out burnt cable end (one side) transformer or LT panel/LT feeder pillar box including excavation of refilling complete and cut the burnt cable end and making suitable for reconnections to cable with proper luging & glanding of transformer /LT panel of cable size upto 185 sqmm and 3.5 core all as specified and directed.

Repairs/Maintenance/ servicing of RMUs incoming Two way ,out going Three way with following :- (1) M&L for ckecking and testing of proper Earthing connection (2) Checking Gas pressure of SF-6 gas from meter for normal working (3) Calibration of relay CAT No. CSDPR-V2-100(RMU) protection relay. (4) Proper adjustment of handle lock and alignment. (5) Testing of On/Off position of breaker by fixing ckecking apparatus on required slot. (6) Testing &Checking cable connection in lower cmamber

Supply only self power protection relay SDR 14JS of RMU as per existing complete.

M &L for taking in HT Cable fault locator equipment with operating team and tracing the cable fault and after repair / jointing the same testing / meggaring the faulty cable and connecting the complete all as directed by Engr-in-Charge.(Cable , cable jointing kit and earth work measured and paid under respective items)

Supply and fixing inreplacement GOD triple pole mechanically operated mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200amps 11000V etc complete all as specified and directed.

Supply and fixing inreplacement Drop out fuse single pole ,two post insulator per pole complete with FRP FUSE Barrel channel type for current rating upto 50amps 11000V etc including fixing arrangement with nut bolt etc complete all as specified and directed. Make : Rashtriya /Jaipuria / Pactil /Alstom.

Supply and fixing in replacement horizontal Drop out fuse single pole , two post insulator per pole complete with FRP FUSE Barrel channel type for current rating upto 50amps 33000V etc including fixing arrangement with nut bolt etc complete all as specified and directed. Make : Rashtriya /Jaipuria / Pactil /Alstom.

M&L for spraying chemical (roundup) on area to remove unwanted vegetation /grass at various locations as directed by Engr-in-Charge Note- (1). Labour and equipments to spray chemical on required area are including in quoted rate.( 2). spray will be repeated quarterly or as per diredtion by Engr-in-Charge .

Excavation in post hole (or similar hole) in hard/dense soil not exceding 0.5 cum , getting out, returning filling in and ramming earth or brocken rubbed mixed with earth arroud , in layers not exc 25 cm , watering and removing surp soil to a distance n.exc 50 mtr and making good surface all as specified and directed .

M&L for mild steel work confirming to IS in angle Iron (40mmx40mmx6mm) fencing post& struts of any shapeand size and as FI(30x5mm) fillets for securing wire mesh etc with and incl necessary drilling hole, bolting and necessary fabrication and welding works complete

S&F MS XPM ( expanded metal) of weight not less than 4 kg per sq m , cut to size and fixed with and incl GI staples/binding wire and fixed to fencing post and shutter with FI fillets complete all as specified and directed

Disconnecting the power supply of existing RMU 11 KV , removing base bolts,nuts from PCC foundation ,shifting the same in another location carefully and installing in PCC foundation , connecting Incomming and out going cable connection by means of Indor termination (two incommer and 01 outgoing) , testing on completion complete all as specified and as directed. Note: Excavation, PCC and end termination of HT cables shall be measured and paid seperately as per relevent item of schedule.

Disconnecting the power supply of existing upto 250 KVA out door type step down transformer, removing all electrical connections and taking down carefully shifting to workshop for replacement purpose and refix after replacement at site including centrifusing Filteratin/dehydration of transformer oil including filter action using automatic centrifusing machine to achieve min. 35 to 50 KV breaking capacity at 2.5 mm gap by absorbing and abolishing all sludge particles for use as per BS-B 66-1983 complete and painting of transformer, connected to all HT/ LT connection at site complete all as directed.( spare shall be paid separately)

Disconnecting the power supply of existing 500 KVA out door type step down transformer, removing all electrical connections and Taking down carefully shifting to workshop for repair purpose and refix after repair at site including centrifusing Filteratin/dehydration of transformer oil including filter action using automatic centrifusing machine to achieve min. 35 to 50 KV breaking capacity at 2.5 mm gap by absorbing and abolishing all sludge particles for use as per BS-B 66-1983 complete and painting of transformer and writing of MES No complete , connected to all HT/ LT connection at site .Transformer Testing By Engr -in-Charger complete all as directed.( spare shall be paid separately)

Supply only HV bushing 11 KV for transformers upto 500 KVA capacity complete all as specified and directed.

Supply only LV bushing 0.433 / 0.415 KV for transformer upto 500 KVA capacity complete all as specified and directed.

Supply only HV spindle (metal part) made out of brass with nuts and washers complete for transformer for 500KVA capacity complete all as specified and directed.

Supply only LV spindle (metal part) made out of brass with nuts and washers complete for transformer upto 500KVA capacity complete all as specified and directed.

Supply only Copper wire for LT winding of transformer of cap upto 500 KVA complete all as specified and directed

Supply only Copper wire for HT winding of transformer of cap upto 500 KVA complete all as specified and directed

Material and labour for boring holes under the road/ high way /pavement / hard standing with the help of trenchless technology using ultra sound technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure not less than one metre blow ground level complete all as specified and directed .( the cost of HDPE pipe shall be deemed to be included in quoted rate.)

Supply and fixing inreplacement of battery 2 volt 120AH 12nos each set for operating 11/ 33 KV VCB , operating 24 Volt mounted on insulator mats and steel frame, with connection copper wire for current rating upto 24V etc complete all as specified and directed. (Make :- Exide/Luminous/Livguard)

Supply and fixing inreplacement of battery charger for battery 2 volt 120AH 12nos each set for 24 Volt each set 24 volts etc complete all as specified and directed.

Supply and fixing in replacement of Aluminium conductor steel reinforced, including jumfering etc complete all as specified and directed.

M&L for collecting samples of transformer oil and checking BDV values at 2.5 mm gap in a lab approved by the Engr in Charge. The Samples are also to be tested for moisture content and dissolved gas analysis. The contractor should submit the test reports.

M&L for Disconnecting the power supply of existing RMU 11 KV and replacementing the unserviceable bays incl replacing the trolly parts, jaw contacts, defective meter incl its connected components such as relays , auxillary contacts, fuse units etc ,correcting SF6 gas pressure, incl taking to factory (if required) reinstalling in site complete incl testing all as specified and as directed.

M&L for replacing aluminium bus bar 630A to 800 Amps as per existing size of HT 11 KV RMU 3 bay along with its mounting Porcelain insulators( 06 Nos), nuts, bolts and washers complete all as specified and as directed.

M&L for Moisture absorbing dew guard 150 mm x 150 mm size for HT VCB 11 KV and 33 KV for absorbing condensed water from VCB made out of synthetic rubber and super absorbent polymer and covered by a non-woven fabric to maintain a constant level of humidity in side VCBs capable to with stand temparature from - 30 degree to + 90 degree centigrade. The dew guard should be halogen free and silicon free , environmental friendly and can be dispossed of in regular trash. The rates quoted incl fixing inside VCB with strong adhesive double sided tape complete all as specified and as directed. Make - Model No HDG 150 of Hensel make (pack of 2)/equivalent in ABB/L&T

M&L for high Voltage insulating Mats as per with IS: 5424: 1969,(Old Ltd) as per Govt. of India, Gazzette Notification, No:- So-2086, dt 17 July 2007, Thickness of insulating Mats 2.5 mm , as directed.

M&L for making of Transformer plinth of size as per sketch attached including necessary excavation, PCC, Brick work, rendering, RCC on top finishing with distempering complete all as specified and as directed. (Note 1 : Disconnecting of Transformer from HT and LT side, earth strips shifiting of transformer to other place as directed incl refixing its original position and making HT, LT and earthing connection shall deemed to be included in the quoted rate).

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