REPAIR/ MAINT OF HT BREAKERS HT APFC PANELS, CALIBRATION OF VCBs AND HT ELECTRIC LINE ITS CONNECTED WORK AT CHHEOKI UNDER GE (W) PRAYAGRAJ.

Amount

Excavating in trenches (soft/loose/dense soil), n.exc. 1.5 metre wide and n.exc. 1.5metre in depth for cable n.exc 10sqmm of plan and n.exc 1.5 m in depth and getting out complete all as specified and directed

Returning filling in foundation/trenches including spreading leveling, watering and well ramming in layers not exceeding 25cm thick in soil complete all as specified and directed

Removal excavated material n.exc. 50 metre and depositing where directed at a level n.exc. 1.5 metre above starting point complete all as specified and directed

Supply and spreading clean and dry screened sand (unwashed) in trenches around the cable for cushioning complete all as specified and directed

Supplying and laying in replacement un-reinforced precastconcrete cable cover, class HVP,type 2 with peak, size 450mm x 180mm x 40mm complete all as specified and directed.

Taking down XLPE cable 11 KV of size 95 Sq mm 3 core/120 sqmm 3core/ 185 sqmm 3 core reused serviceable XLPE 11 KV cable after meggering from existing position or another position complete all as specified and directed.

Relaying Serviceable XLPE 11KV cable as per Serial Item No. 6 after meggering complete all as specified and directed. Note :- (i) Excavation, earthwork, cable protection cover, cable joint, sand cushioning shall be measured and paid for separately under respective item of this schedule. (ii) Old cable, cable joint, brick cover, pipe etc shall be contractor property and necessary amount as per schedule of credit shall be deducted from contractor's due payments.

Supply,laying & testing in replacement cross linked polyethylene insulated (XLPE) galvanised steel strip armoured cable with aluminum conductor, 11 KV `E’, of cross sectional area 95 Sqmm, three core (IS-7098) in trenches/through pipes/ducts or on poles at crossing of OH lines of MES and road crossing complete all as specified and directed. Note :- (i) Excavation, earthwork, cable protection cover, cable joint, sand cushioning shall be measured and paid for separately under respective item of this schedule. (ii) Old cable, cable joint, brick cover, pipe etc shall be contractor property and necessary amount as per schedule of credit shall be deducted from contractor's due payments.

Supply,laying & testing in replacement cross linked polyethylene insulated (XLPE) galvanised steel strip armoured cable with aluminum conductor, 11 KV `E’, of cross sectional area 120 Sqmm, three core (IS-7098) in trenches/through pipes/ducts or on poles at crossing of OH lines of MES and road crossing complete all as specified and directed. Note :- (i) Excavation, earthwork, cable protection cover, cable joint, sand cushioning shall be measured and paid for separately under respective item of this schedule. (ii) Old cable, cable joint, brick cover, pipe etc shall be contractor property and necessary amount as per schedule of credit shall be deducted from contractor's due payments.

Supply,laying & testing in replacement cross linked polyethylene insulated (XLPE) galvanised steel strip armoured cable with aluminum conductor, 11 KV `E’, of cross sectional area 185 Sqmm, three core (IS-7098) in trenches/through pipes/ducts or on poles at crossing of OH lines of MES and road crossing complete all as specified and directed. Note :- (i) Excavation, earthwork, cable protection cover, cable joint, sand cushioning shall be measured and paid for separately under respective item of this schedule. (ii) Old cable, cable joint, brick cover, pipe etc shall be contractor property and necessary amount as per schedule of credit shall be deducted from contractor's due payments.

S & F in repair Danger notice plate for HT 25cmx20cmx1.5mm thick mild steel sheet, vitreous enameled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts complete all as specified and directed. Note :- M.S Clamp, nut and bolts shall be included in the quoted rate

Supply, laying & testing cable jointing kit for 11 KV (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 size 95 sqmm complete all as specified and directed . Make:- Raychem/Yamuna Densons/Birla 3M. Note:- Jointing Kit Shall not be three month old from date of manufacturing.

Supply, laying & testing cable jointing kit for 11 KV (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 size 120 sqmm to 185 sqmm complete all as specified and directed . Make:- Raychem/Yamuna Densons/Birla 3M Note:- Jointing Kit Shall not be three month old from date of manufacturing.

Supply, laying & testing cable jointing kit for 11 KV (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 size 95 sqmm complete all as specified and directed . Make:- Raychem/Yamuna Densons/Birla 3M Note:- Jointing Kit Shall not be three month old from date of manufacturing.

Supply, laying & testing cable jointing kit for 11 KV (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 size 120 sqmm complete all as specified and directed . Make:- Raychem/Yamuna Densons/Birla 3M Note:- Jointing Kit Shall not be three month old from date of manufacturing.

M&L for 80mm bore steel tubing galvanised “Light Grade” in trenches/poles, under floors, roads, along poles for protection of cables, including sealing ends all as specified. Note :- Clamps for fixing pipe on poles shall be included in quoted rate.

M&L for 100 mm bore steel tubing galvanised “Light Grade” in trenches/poles, under floors, roads, along poles for protection of cables, including sealing ends complete all as specified and directed Note :- Clamps for fixing pipe on poles shall be included in quoted rate.

Earthing complete with galvanised steel earth plate electrode 600x600x6mm thick directly burried in ground (earth pit not less than 2.25 m deep below ground level) with top edge of earth plate not less than 1.5metre below the ground level connected to GI strip 32x6 mm by means of bolts nuts check nuts and washers of galvanised iron at 2 points & GI pipe 40 mm bore medium grade for protection of earth strip, PCC chamber 1:3:6 (type C-1) using 20mm graded stone aggregate, funnel with wire mesh, 50 mm thick cover of RCC 1:2:4 type B-1 using 20mm graded stone aggregate reinforced with 8 mm MS bars at 150 mm centre to centre both ways, CI frame and charcoal dust and common salt, all as shown in electrical plate No. 3 of MES SSR part-I and making test point as specified including excavation & earth work in any type of soil and connecting the earthing to an earthing point/equipment as specified and directed& testing on completion. NOTES:- (i) The concrete pit shall be made in PCC 1:3:6 type C-1, using 20mm graded crushed stone aggregate 40mm thick precast cover slab of RCC (1:2:4), type B-1, using 20mm graded crushed stone aggregate with suitable MS handle in lieu of CI cover. (ii) Item includes the cost of 7.5 metre GI pipe for protection of earth strip. Any variation in length shall be adjusted through deviation order (iii) Items includes cost of 7.5 metre earth lead strip. Any variation in length shall be adjusted through deviation order. (iv) Earth electrode shall be surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides

Inspecting, checking (All connections and Mechanism ) cleaning, servicing, overhauling , testing, callibrating the relays (IDMT, over current and earth fault) complete of 11 KV Vaccum circuit breakers indoor type, 630 Amps capacity including following works :- . (a) Taking out incoming and outgoing HT 11 KV, 3 Core cables from the electric system and and reconnecting the incoming and outgoing HT Cables complete of both panels. (b) All the connections of control wiring availability of proper DC supply and AC supply , incoming and outgoing connections and tightening them , cleaning the contacts and terminal with CTC solution and using the blower for dusting operation, raising and lowering mechanism. Note :- (i) Servicing, checking and caliberation of VCB shall be carried out by the representative of OEM only using primary and secondary injection kit. (ii) All the test rocord for proper tripping of CTs, raising and lowering operation mechanism and proper tripping system of over current and earth fault relay shall be mentioned and signed by the contractor, Engineer-in-Charge and representative of OEM shall be produced before allowing payment to the contractor.

Inspecting, checking (All connections and Mechanism ) cleaning, servicing, overhauling , testing, callibrating the relays (IDMT, over current and earth fault) complete of 11 KV Vaccum circuit breakers indoor type, 400 Amps capacity including following works :- . (a) Taking out incoming and outgoing HT 11 KV, 3 Core cables from the electric system and and reconnecting the incoming and outgoing HT Cables complete of both panels. (b) All the connections of control wiring availability of proper DC supply and AC supply , incoming and outgoing connections and tightening them , cleaning the contacts and terminal with CTC solution and using the blower for dusting operation, raising and lowering mechanism. Note :- (i) Servicing, checking and caliberation of VCB shall be carried out by the representative of OEM only using primary and secondary injection kit. (ii) All the test rocord for proper tripping of CTs, raising and lowering operation mechanism and proper tripping system of over current and earth fault relay shall be mentioned and signed by the contractor, Engineer-in-Charge and representative of OEM shall be produced before allowing payment to the contractor.

Supply only Male Contact/moving contact Blade heavy duty high conductive metal cap 400 Amp 11 KV complete all as specified and directed Make : Jaypurya/Pactil/Rastriya or equivalent.

Supply only Female Contact/Fix contact Jaw heavy duty high conductive metal cap 400 Amp 11 KV complete all as specified and directed Make :Jaypurya/Pactil/Rastriya or equivalent

Supply only Tinned copper flexible jumper 400 Amps, 11 KV. complete all as specified and directed Make : Jaypurya/Pactil/Rastriya or equivalent

Supply and filling of transformer oil as per IS 335 of 1993 Part II complete all as specified and directed. Note :- (i) Oil shall be brought in the manufacture sealed contrainer (drum) and shall be kept in safe custody of Engineer-in-Charge. (ii) Contractor shall hand over the purchase voucher and manufacturer's test certificate to the engineer in charge. (iii) Di-electric strength shall not be less than 50 KV.

Supply only HV bushing with brass metal connecting rod, nut, bolt and washer for upto 160 KVA capacity transformer complete all as specified and directed. Make :- Jaipuria/BHEL/ Modern insulators

Supply only HV bushing with brass metal connecting rod, nut, bolt and washer for above 160 KVA to 300 KVA capacity transformer complete all as specified and directed. Make :- Jaipuria/BHEL/ Modern insulators

Supply only HV bushing with brass metal connecting rod, nut, bolt and washer for above 300 KVA to 500 KVA capacity transformer complete all as specified and directed. Make :- Jaipuria/BHEL/ Modern insulators

Supply only LV Bushing of transformer with brass metal connecting rod, nut bolt and washer, for upto 160 KVA capacity transformer complete all as specified and directed. Make :- Jaipuria/BHEL/ Modern insulators

Supply only LV Bushing of transformer with brass metal connecting rod, nut bolt and washer, for above 160 KVA to 300 KVA capacity transformer complete all as specified and directed. Make :- Jaipuria/BHEL/ Modern insulators

Supply only LV Bushing of transformer with brass metal connecting rod, nut bolt and washer, for above 300 KVA to 500 KVA capacity transformer complete all as specified and directed. Make :- Jaipuria/BHEL/ Modern insulators

Replacement of Silica gel breather assembly with silica gel cristal for upto 160 KVA capacity transformer complete all as specified and directed. Make :- CG/Rajasthan transformer/Kirlosker

Replacement of Silica gel breather assembly with silica gel cristal for above 160 KVA to 300 KVA capacity transformer complete all as specified and directed. Make :- CG/Rajasthan transformer/Kirlosker

Replacement of Silica gel breather assembly with silica gel cristal for above 300 KVA to 500 KVA capacity transformer complete all as specified and directed. Make :- CG/Rajasthan transformer/Kirlosker

Supply and filling Silica gel cristal in breather assembly in any capacity of transformer complete all as specified and directed by Engineer -in Charge.

M&L for Painting of HT steel pole with cross arms, clamp of any length and shape for HT overhead line with two coat of aluminium paint including preparation of the existing surface including marking pole numbers like (HT-101) in a 150mm dia yellow circle & provide three blue & two white bends of width 30 cm by fluorescent paint, from top of PCC pedastal of pole complete all as specified and directed

M&L for Painting of transformer complete with radiator of capacity upto 160 KVA, 11/.433 KV outdoor/indoor type after cleaning the body surface by rubbing with emery paper to remove oil strains, dust etc and appling two coat of heat resistance paint by spray paint including writing of SM/ MES No, capacity of transformer and date of installation complete all as specified & directed by Engr-in- Charge.

M&L for Painting of transformer complete with radiator of capacity for above 160 KVA to 300 KVA, 11/.433 KV outdoor/indoor type after cleaning the body surface by rubbing with emery paper to remove oil strains, dust etc and appling two coat of heat resistance paint by spray paint including writing of SM/ MES No, capacity of transformer and date of installation complete all as specified & directed by Engr-in- Charge.

M&L for Painting of transformer complete with radiator of capacity for above 300 KVA to 400 KVA, 11/.433 KV outdoor/indoor type after cleaning the body surface by rubbing with emery paper to remove oil strains, dust etc and appling two coat of heat resistance paint by spray paint including writing of SM/ MES No, capacity of transformer and date of installation complete all as specified and directed

Supply & fixing in replacement lightning arrestor expulsion type complete with all fittings , transmission class discharge 65 KA suitable for 11/12 KV grade complete (set of three) complete all as specified and directed. Make :- Pactil/Rastriya/ Jaipuria

Supply and fixing disc type insulator, porcelain, vitreous, brown, 145mm high, and 255 mm dia ball and socket type single disc assembly for tension with tension clamps for conductors, working pressure 11000 volts grade complete all as specified and directed Make :- Jaipuria/BHEL/ Modern insulators

Supply and fixing pin type porcelain , vitreous, brown, insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150 mm height and 150 mm dia suitable for working pressure 11000 Volts grade complete all as specified and directed Make : - Jaipuria/BHEL/ Modern insulators

Restringing of HT overhead line conductor comprising of three run ACSR conductor and two run GI earth contunity conductor after opening from insulators, including restraining same and winding on insulator with proper size of binding wire upto permissible sag complete all as specified and directed Note :- Quoted rate shall be deem to included the cost of winding wire and replacement of insulator if damaged during restraining of conductor. (ii) Insulator shall be paid separately as supply only under respective item of this schedule.

Pruning/ trimming and vending tree branches along HT over head lines, after arranging electrical shutdown , including taking all precautions while working on lines using own T&P by the contractor complete all as specified and directed. Note :- (i) Branches of trees shall be cut upto 3 metre from the outer conductor of OH line. (ii) Paring/trimming of branches shall be done after obtaining necessary shut down in writing by the Engineer-in-Charge to avoid any casualty.

Transportation of transformer to nearest workshop for repair/replacement of transformer winding and return back for installation in its original position / location after repairing from workshop upto 400 KVA capacity (Rate is inclusive only transportation, T&P and manpower ) complete all as specified and as directed by Engineer-in-charge.

Shifting of serviceable transformer- upto 400 KVA from MES store yard / sub-stn (indoor / outdoor) for installation in place of unserviceable transformer and back after replacing with repaired transformer upto 400 KVA complete all as specified and as directed by Engineer-in-charge

Rewinding of HT coils with super enameled copper wire / strips DPC / super enameled matching with existing gauge and insulating material of high class as per manufacture recommendation with packing / insulation material in each layer of winding,Baking the core assembly with the help of oven duly varnshing the coils to improve IR valve and to eliminate moisture and Inserting the core assembly after repair the core and making connection with HT / LT bushing studs and closing the tank top cover by fixing nuts, bolts and washers (Top cover gasket will be measured and paid for seperately) complete all as specified and as directed by Engineer-in-charge. Note :- (i) Weight, number of turns, gauge, insulation of winding wire shall be as per OEM. ((ii) Work of rewinding work shall be carried out throught OEM or their authorised vendor only. (iii) Old winding copper wire shall be contractor property and necessary amount as per schedule of credit shall be deducted from the contractor due payment.

Description same all as per item No 51 here in above but LT coil with copper strips complete all as specified and directed.

Replacement to unserviceable synthetic rubberized corksheet/gasket of 6mm thick for fixing top cover and HT / LT side transformer bushes of suitable size and shape complete all as specified and directed.

Supply and fixing in replacement of space heater, ISI marked suitable for 11KV VCB Panel/ RMU, complete all as specified and directed. Make: As per existing/sample.

Supply and fixing in replacement of thermostat suitable for 11 KV HT panel complete all as specified and directed. Make: As per existing/sample.

Supply and fixing in replacement of Closing coil, ISI marked suitable for 11KV VCB Panel, complete all as specified and directed. Make: As per existing/sample.

Supply and fixing in replacement of tripping coil, ISI marked suitable for 11KV VCB Panel, complete all as specified and directed. Make: As per existing/sample.

M&L for spreading and levelling evenly of stone aggregate (63mm thickness) hard core using 20mm graded stone aggregate at substation complete all as specified and directed

Supply & fixing or fabricated of SS frame glow sign boards on retrofit sheet size 200cm x 100cm duly indicating the name of installation and logo of MES with suitable redium stencil and necessary items for fixing on roof /wall grouting and PCC work complete all as specified and directed by Engr-in-Charge. Note : Background colour sky blue and matter or size of stencil as direction by Enger-in-Charge.

Site cleaning for area cleaning at substation including herbs shrubs and grass removing bricks bats complete all as specified and directed

S & F inreplacement of motor & gear assembly 220 volts AC/DC or as per model suitable for 630 Amps HT VCB as per existing make and model and complete all as specified and directed by Engr-in-Charge. Make : Crompton Greeves/Alston

S&F in repairs of motor & gear assembly 220 volts AC/DC or as per model suitable for 400Amps HT VCB as per existing make and model and complete all as specified and directed by Engr-in-Charge. Make : Crompton Greeves/Alston

S&F in repairs of spout insulator suitable for 630Amps HT VCB of Crompton Greaves make installed in 11 KV HT panel complete all as specified and directed. Make :- CG/Seimens/Schneider

S&F in repairs of spout insulator suitable for 400Amps HT VCB of Crompton Greaves make installed in 11 KV HT panel all as specified. Make :- CG/Seimens/Schneider

S&F in replacement of LED type indicator lamp of red/blue/green colour for phase indication with and including taking down of unserviceable indicator and making all electric connection, in existing panel, complete all as directed. Make: C&S/Schneider Elect/BCH.

S&F in replacement of push button with NO/NC contact suitable for capacitor panel complete all as specified and directed Make: as per sample.

Supply, installation, Testing & Commissioning of Electronic Numerical self powered programmable type digital Relays having high tourque, low burden ( not more than 5.5 VA) and low over shoot triple pole non directional suitable for 5 Amp current rating and having three over current and one earth fault elements with over current IDMT/ definit time and instant trip, range 20% to 200% in step of 1% per phase and earth fault range of 10% to 80% fault and time setting of 3.0 seconds to 10 times of current setting in steps of 0.1 seconds and accuracy of class 5 confirming to IS 3231 of 1965 including 4.5 volt alkaline battery, flush pattern with accessories duly connected with trip and alarm system - 01 No complete all as specified and directed. NOTE: The contractor has to visit the site to check the existing relay & wiring of 11 KV VCB panel for installation of Microprocessor based relay.

Supply and fix in replacement of Main shaft inter lock assembly suitable for HT 11KV/12KV VCB 630 Amps as per existing make and model complete all as specified and directed by Engr-in-Charge. Make :- CG/Seimens/Schneider

Supply and fix in replacement of Big cam with main shaft suitable for HT 11KV/12KV VCB 630 Amps as per existing make and model complete all as specified and directed by Engr-in-Charge. Make :- CG/Seimens/Schneider

Supply and fix in replacement of Big gear assembly suitable for HT 11KV/12KV VCB 630 Amps as per existing make and model complete all as specified and directed by Engr-in-Charge. Make :- CG/Seimens/Schneider

Supply and fix in replacement of Small gear assembly suitable for HT 11KV/12KV VCB 630 Amps as per existing make and model complete all as specified and directed by Engr-in-Charge. Make :- CG/Seimens/Schneider

S & F in replacement of temperature gauge 0 C to 125 C for transformer installed at site with all accessories, complete all as specified and directed Make :- CG/Seimens/Schneider

Supply, installation, testing and commissioning Current transformer 03 Nos single phase resign cast CTs of 15 VA burden class 1.5 p 10 & PS and ratio 100/50 - 5 complete all as specified and directed by Engr-in-charge Make :- CG/Seimens/Schneider

Supply, installation, testing and commissioning Current transformer 03 Nos single phase resign cast CTs of 15 VA burden class 1.5 p 10 & PS and ratio 200/100 - 5 complete all as specified and directed by Engr-in-charge Make :- CG/Seimens/Schneider

Supply, installation, testing and commissioning PT 11 KV/ 110 Volt suitablefor 11 KV VCB indoor type complete all as specified and directed by Engr-in-charge Make :- CG/Seimens/Schneider

Supply and fixing in repair HRC fuses 02 Amp to 05 amp complete all as specified and directed by Engr-in-charge. Make :- CG/Seimens/Schneider

M&L for defect rectification in HT 11 KV cable laid in trenches by locating fault with the help of electronic fault locator machine comprising of surge generator pulse ECHP fault location with high frequency distance calculator etc. Excavation in any type of soil strata exposing the cable fault removal of deteriorated position of cable treating of cable and keeping the same ready for jointing work for cables of size upto 300 sqmm 3 core. The fault located equipment will be brought at site within 02 hours of Instruction received from Engineer-in-charge complete all as specified and as directed by Engineer-in-charge

Supply,installation, testing and commissioning 30 volt DC lead acid chargeable stationary battery set comprising of 15 cells of 2 volts each having 90 AH capacity with minimum maintenance free batteries including battery charger set of type boost cum float charger and adequate capacity and control eqpt in sheet steel cabinet ,floor mouted type suitable for input of 230 volt single phase 50 HZ AC complete with internal and external wiring of all component , accessories all as specified for 11 KV VCB panel, complete control wiring ( for connecting the DC tripping set to HT 11 KV VCB panel board complete shall be copper conductor single core and size not less than 2.5 sqmm complete ( control wiring upto panel ,VCB panel shall be inclusive in unit rates of this item) complete all as specified and directed by Engr-in-charge.

Taking down carefully switch air break, gang operated, triple pole complete and Supply, installing, connecting and commissioning switch air break gang operated, triple pole, vertical mounted, out door type of 12 insulators, mechanically operated, mounted on insulators and steel frame, with operating mechanism and operating rod of 25mm bore GI pipe heavy grade worked from ground level, with locking arrangements including brass pad locks with key complete all as specified and directed Make:- Jaipuria / Pactil / Rastriya) for current rating 400 Amp at 11 KV, complete with drop out fuse set fuse carrier and fuse elements having 100 Amp at 11 KV.

M&L Boring of holes (manually) under road , hard standing without damaging the surface for 80 mm bore GI Pipe complete all as specified and directed. NOTE:- (i) Depth of hole shall be 1 Metre below the top surface of Road / hard standing. (ii) Pipe shall be measured and paid seperately under respective item of the schedule.

S&F in replacement of vaccum intrupter 630/800 Amp suitable for HT VCB by authorised agency like complete all as specified and directed by Engr-in-Charge.

Lowering of transformer upto 400KVA from two pole/four pole structure/plinth , disconnecting of all LT and HT connection after disconnecting shifting of local Work Shop after repair reconnection at same position. Note :- Transportation Charge should be included in the above unit quoted rate

Repairing and servicing of 11 KV ,400/630,20KA /3sec, Outdoor , Extensible type Ring main unit(RMU) (4 way-01 No. Load break switch & 1 No. SF6 circuit breaker) including dismantalling and reassembling the same. The spare part shall be paid in the above quoted rate:-

S&F in replacement of alluminium tube terminals ( heavy duty thimble) of size 95 to 120 sqmm complete all as specified and directed

S&F in replacement of alluminium tube terminals ( heavy duty thimble) of size 150 to 185 sqmm complete all as specified and directed

RAMESH ENTERPRISES (BID ID -3056249)

Avion Industries (BID ID -3065100)

DINESH ELECTRICALS (BID ID -3056769)

ANKIT SHIP REPAIRERS AND SUPPLIERS (BID ID -3065062)

M/S Aarav Construction (BID ID -3055368)