REPAIR/MAINTANENCE OF SUBSTATION EQPTS PANELS, RELAYS METERS, PREVENTING ROUTINE MAINT OF CAPACITOR BANK, ALL ELECTRIC SUPPLY INSTALLATION AT NEW CANTT PRAYAGRAJ.

Amount

Material and labour for quarterly inspection/servicing /testing by HT expert of 11 Nos. SF 6 Breaker/VCB of line circuit breaker, control panel including CT, PT and relays in control panel of Indoor type SF 6 Gas Circuit Breaker/VCB of capacity upto 800 Amps and rating 36 KV complete as details mentioned as under:- (a) Details of servicing of breaker :- (i) Checking of Closing/Tripping coil assembly (ii) Adjustment of mechanism if required. (iii) Clean the circuit breaker to remove dust and dirt. (iv) Apply a small amount of oil to rotary sections, sliding surfaces, pins, coupling section, etc.use grease for the operating shaft and bearings, and machine oil for other parts. (v) Check for rust and wear. (vi) Checking of spring charge mechanism (vii) Visual check for rust and deformation. (viii) Check for loosened bolts and nuts, broken spring washers and snap pins etc. (ix) Check for loosened connections, rust, damaged lead wires. (x) Checking of control circuit & tighten the connections if any. (xi) Check close & trip coil. (xii) Replacement of Dashpot/shock absorbers . (xiii) Replacement of carbon brush of spring charging motor (xiv) Cleaning of porcelain bushing (xv) Checking of limit switch

(b) The following test shall be carried out:- (i) Primary Injection Test of outdoor CT / PT (ii) Closing & Opening Timing Test for all three poles. (iii) IR Test with megger in open and closed condition. (iv) Contact resistance test for all three poles (v) Closing coil resistance (vi) Tripping coil resistance. (c) Testing of following relays of control panel with Secondary Injection Kit ,checking and programming of relay :- (i) Over current and earth fault relay (ii) Line differential relay (d) Testing of following Aux relay:- (i) DC Supply supervision relay. (ii) Trip Circuit supervision relay (ii) SF 6 gas pressure low. (iii) PT Fuse failure relay (iv) Master trip relay (v) Under voltage relay (vi) Over voltage relay Note:- (i) Test report shall be laminated to control panel of respective breaker. (ii) The wk shall be carried out from auth Rep/ Engineer of CG/ABB. (iii) Calibration of relays to be done from qualified engineer of CG/ABB. (iv) The parts shall be replace under relevant item of supply only.

Supply only bush bar spout for trolley mechanism 11 KV VCB, complete all as specified & directed

Supply only charging gear for trolley mechanism 11 KV VCB, complete all as specified & directed

Supply only operating mechanism for breaker 11 KV VCB complete all as specified & directed

Supply only Teflon hexagonal interlocking bush complete interlocking with strip complete all as specified & directed

Supply only ON push button complete all as specified & directed

Supply only OFF push button complete all as specified & directed

Supply only ON/OFF Indicator complete all as specified & directed

Supply only OFF load isolator with earth switch mechanism complete all as specified & directed

Supply only Z type lever of OFF push button complete all as specified & directed

Supply only Z type lever of ON push button complete all as specified & directed

Supply only trip coil only Y1 control volt 24 VDC complete all as specified & directed

Supply only close coil only Y2 control volt 24 VDC complete all as specified & directed

Supply only spring charging motor with gear 24 VDC complete all as specified & directed

Supply only standard spring charging motorised kit for V module complete all as specified & directed

Supply only bus bar bottle of vacuum circuit breaker complete all as specified & directed

M&L in replacement of Current transformer, indoor comprising of 3 Nos single phase resin cast CTs of 300-150/5+5 amps ratio, PS class, with suitable VA burden and accuracy suitable for protection & metering of 11 KV VCB panel complete all as specified & directed.

M&L in replacement of PT, three Nos single phase potential transformer of ratio 11 KV/110 volts, class 1, suitable for VA burden mounted on extended frame of VCB including mounting structure complete all as specified and directed. Note : (i) All the instruments, primary and secondary injection kit and T&P required for the above job shall be arranged by the contractor at site (ii) The above checking, inspection, installation and testing work shall be performed by HT expert/Engineer. (iii) Cost of the above are deemed to be included in the quoted rate.

Dismantling & taking out defective LT PVC/XLPE cable from trenches with cutting and removing defective parts and supply & making cable joint of size 25 Sqmm 3.5 core to 70 Sqmm, 3.5 core using straight through joint Hot shrink type and making connection of LT cables, meggering & restoration of electric supply complete including jointing material complete all as specified & directed.

Dismantling & taking out defective LT PVC/XLPE cable from trenches with cutting and removing defective parts and supply & making cable joint of size 95 Sqmm 3.5 core to 240 Sqmm 3.5 core using straight through joint Hot shrink type and making connection of LT cables, meggering & restoration of electric supply complete including jointing material complete all as specified & directed.

S&F in replacement of following items in the existing out door/indoor LT panels MCCB Microprocessor release and connection with using aluminum lugs/ferruls incl disconnection & connection of cable and making necessary alteration in panel/door using welding work and cutting as required for proper fixing & connection complete all as specified and directed as below :-

MCCB 4 pole 250 amps rating, 36 KA Adjustable type breaking capacity with spreader at both side complete all as specified and directed

MCCB 4 pole 315 amps rating, 36 KA Adjustable type breaking capacity with spreader at both side complete all as specified and directed

MCCB 4 pole 400 amps rating, 50 KA Microprocessor release breaking capacity with spreader at both side complete all as specified and directed

M&L for cable jointing kit for 11 KV cable for end termination heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable Size 50 sqmm to 95 sqmm, Indoor type in repair complete all as specified and directed.

M&L for cable jointing kit for 11 KV cable for end termination heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable Size 120 sqmm to 185 sqmm, Indoor type in repair complete all as specified and directed.

M&L for cable jointing kit for 11 KV cable for end termination heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable Size 240 sqmm to 300 sqmm, Indoor type in repair complete all as specified and directed.

M&L for cable jointing kit for 11 KV cable for end termination heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable Size 50 sqmm to 95 sqmm, outdoor type in repair complete all as specified and directed.

M&L for cable jointing kit for 11 KV cable for end termination heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable Size 120 sqmm to 185 sqmm, outdoor type in repair complete all as specified and directed.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm in repair including necessary excavation and returning filling work complete all as specified & directed.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm in repair including necessary excavation and returning filling work complete all as specified & directed.

Supply, installation, testing & commissioning vertical/horizontal type (in replacement) of Gang operated air break switch with drop out fuse unit complete with 12 nos insulator , HT 11 KV triple pole, 200 amps capacity current rating complete with drop out fibre glass tube fuse, mechanically operated mechanism from ground level consisting of operating rod of 25 mm bore medium grade GI pipe of suitable length with locking arrangement, flat iron clamp 50mm x 6mm including MS channel of suitable size and length for fixing GOD including bolts, nuts and washers incl jumper connection with copper flexible designed jumper complete all as specified and directed. Make: Pactil/Jaipuria

M & L for earthing complete with galvanised steel earth plate electrode 600x600x6mm thick directly buried in ground (earth pit not less than 2.25 m deep below ground level) with top edge of earth plate not less than 1.5m below the ground level connected to GI earth wire 4mm dia by means of bolts nuts check nuts and washers of galvanised iron at 2 points & GI pipe 15 mm bore light grade for protection of earthing wire PCC chamber 1:3:6 (type C-1) using 20mm graded stone aggregate, watering pipe 20mm bore light grade, 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 and charcoal dust and common salt all as shown in electrical plate No. 3 of MES SSR part-I and including excavation & earth work & connecting the earthing point/equipment and testing including disconnecting the old unused earthing complete all specified and directed.

M&L for earthing complete with galvanised steel earth plate electrode 600x600x6 mm thick buried directly in ground (earth pit not less than 2.25m deep below GL with top edge of plate not less than 1.50 m below normal ground level) connected to galavanised earth lead strip 25 mm x 4 mm (7.5m) as means of bolts, nuts, check nuts and washer besides brazing at all joints as shown on drawings and including excavation, earth work, GI pipe (ISI mark) light grade 40mm bore for protection of GI strip from earth electrode to and including the earth test point, supplying and laying charcoal dust, common salt, PCC 1:3:6, type C-1 (using 20mm graded crushed stone aggregate) chamber and mild steel angle iron frame 40x 40 x 3 mm and 40 mm thick pre-cast RCC cover 1:2:4, type B-1 (using 20mm graded crushed stone aggregate) reinforced with 8 mm dia TMT bars @ 75 mm C/C both ways with mild steel handle 12 mm dia, PGI funnel and wire mesh, 20 mm dia GI pipe light grade (ISI marked) for watering all as shown in electrical plate No 3 of SSR Part-I and connected to earth test point including testing & taking down of old/ ineffective earthing complete all as specified and directed. (Note:- The rates quoted shall also deemed to include the cost of Earth test point and earth wire and protection pipe upto 7.5 meter beyond the earth plates electrode)

Description all as per item No. 18 above but using 600x600x3.15 mm copper plate including 20x3 mm copper strip as earthing lead (earth strip will be protected by using 40mm bore GI pipe 'light grade) complete all as specified and directed.

S&F in replacement of On Load Change over switch of 400 Amp, 4 Pole change over rotary handle type in the existing out door/indoor LT panels/wall and connection with using aluminum lugs/ferruls incl disconnection & connection of cable and making necessary alteration in panel/door/wall using cutting/ chasing as required for proper fixing & connection complete all as specified and directed.

S&F in replacement of Off Load Change over switch of 1000 Amp, 4 Pole change over rotary handle type in the existing out door/indoor LT panels/wall and connection with using aluminum lugs/ferruls incl disconnection & connection of cable and making necessary alteration in panel/door/wall using cutting/ chasing as required for proper fixing & connection complete all as specified and directed.

M & L for preparation of old painted surfaces of poles except embedded portion of pole in ground and concrete, by scraping complete & apply two coats of aluminium paint over a coat of red oxide on Steel tubular LT pole of 9/11 mtr long straight /single/double swan neck, including cross arms and clamps and making colour band with synthetic enamel paint of approved colour up to 1.2 mtr from coping level including numbering of poles in red colour paint complete all as specified and directed.

M & L for preparation of old painted surfaces of poles except embedded portion of pole in ground and concrete, by scraping complete & apply two coats of aluminium paint over a coat of red oxide on Steel tubular two pole structure including cross arms and clamps and making colour band with synthetic enamel paint of approved colour up to 1.2 mtr from coping level including numbering of poles in red colour paint complete all as specified and directed.

M & L for preparation of old painted surfaces of poles except embedded portion of pole in ground and concrete, by scraping complete & apply two coats of aluminium paint over a coat of red oxide on Steel tubular four pole structure including cross arms and clamps and making colour band with synthetic enamel paint of approved colour up to 1.2 mtr from coping level including numbering of poles in red colour paint complete all as specified and directed.

Cutting/pruning of tree branches along/around HT/LT over head line at places within a radius of 2 mtr from fasted conductor and removing from site complete all as specified and directed

Taking out stone aggregate from Sub Station and refilling evenly not exc 100 mm for neat look surfaces after surface dressing n.exc. 25 cm deep in soft/loose soil rough excavating of un-even surfaces and filled up in low patches with scraped soil to give even and neat look surfaces by removing/uprooting all vegetation hedges shrubs at sub stations complete all as specified and directed.

M&L for spreading and levelling evenly (any thickness) hard core using 40mm graded stone aggregate at sub-station complete all as specified & directed

Dismantling of old damaged foundation of transformer, DG set, LT panel and M&L for PCC 1:2:4 type B-1 using 20mm graded stone aggregate as in foundation and platform of transformer, DG set, LT panel and finished the surface even and smooth using extra cement including necessary form work and shifting and reshifting of transformer and DG set complete all as specified & directed. Note:- Charges against shifting & reshifting of transformer, DG set, LT panel , installation, commissioning & testing deemed to be included in the quoted rate. Bidders to quoted their rate accordingly.

Disconnecting of OH line of ACSR conductor/GI earthing wire, opening of binding wires, jumper connections any size and restringing, tightening of conductor with suitable line vice, replacing all worn out jumper connection with suitable conductor, re-tightening and straightening all cross arms, insulators, clamps etc including replacement of all worn out nut bolts and washers complete all as specified and directed. Note:- Each conductor shall be measured separately.

M&L for synthetic insulating mat of size 2 m x 1 m x 19 mm ( ISI marked switches for 11/33 KV capacity complete all as specified & directed

S&F (in replacement) Danger notice plate of 1.6mm thick mild steel sheet, vitreous enameled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25 x 20 cm size complete all as specified and directed.

S&F (in replacement) Danger notice plate of 1.6mm thick mild steel sheet, vitreous enameled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 50 x 40 cm size complete all as specified and directed.

Schedule of Credit (MINUS) Rs. 49690.00 B/F from Serial Page No. [Note : Details of items for schedule of credit is given on Srl Page No. ] This amount shall be automatically deducted to arrive at tendered sum

Aawadh associates (BID ID -3078767)

Titco Electricals (BID ID -3064649)