REPAIR AND MAINTENANCE OF EXTERNAL HT ELECTRIC SUPPLY OF ARMY AREA AT NEW CANTT UNDER GE (WEST) PRAYAGRAJ.

Amount

M&L for quaterly inspection/servicing /testing by HT expert of 11 Nos. SF 6 Breaker of line circuit breaker, control panel including CT, PT and relays in control panel of Indoor type SF 6 Gas Circuit Breaker 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 diffrential relay (d) Testing of followig Aux relay:- (i) DC Supply supervision relay. (ii) Trip Circuit suprvision relay (iii) SF 6 gas pressure low. (iv) PT Fuse failure relay (v) Master trip relay (vi) Under voltage relay (vii) 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) Caliberation of relays to be done from qulified engineer of CG/ABB.

M&L for quaterly inspection/servicing /testing by HT expert of 10 Nos. SF 6 Breaker of line circuit breaker, control panel including CT, PT and relays in control panel of Indoor type SF 6 Gas Circuit Breaker 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 diffrential relay (d) Testing of followig Aux relay:- (i) DC Supply supervision relay. (ii) Trip Circuit suprvision relay (iii) SF 6 gas pressure low. (iv) PT Fuse failure relay (v) Master trip relay (vi) Under voltage relay (vii) 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) Caliberation of relays to be done from qulified engineer of CG/ABB.

Supply only bushbar spout for crompton make trolly mechanism 11 KV VCB, complete all as specified & directed

Supply only charging gear for crompton make trolly 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 tetlon hexagonal interlocking bush 11 KV VCB 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 standerd spring charging motorised kit for V module complete all as specified & directed

Disconnecting and taking down Outdoor type RMU of any make/type/capacity from site in New cantt area and transporting to other location & reinstallation after repairs including plinth and making all necessary incoming & outgoing connections and testing at 11 KV and complete all as specified and directed by EIC.

Disconnecting and taking down faulty / defective copper/Alluminum wound plateform / pole mounted Indoor/ Outdoor type Distribution Transformer up to 500 KVA capacity ratio 11/0.415 KV any make from site in New cantt area and transporting to civil workshop at Naini industrial area for repairs & reinstallation after repairs and making all necessary incoming & outgoing connection and testing at 11 KV and complete all as specified and directed by EIC.

Dismentalling/stripping of all electric connection of damaged/ winding burn transformer of any make and capacity upto 500 KVA, cleaning, overhauling and carrying out following maintenance work complete all as specified and directed. (Cost of parts reqd to be replaced (dehydration of transformer oil are not included in this items,) which shall be measured and paid separately). (a) Draining out of transformer oil into separate container/barrel, opening and lifting of top cover checking and tightening of all electrical connection incl cleaning of transformer inside by used transformer oil. (b) Taking out the core / coil assembly of transformer (c) Cleaning of transformer inside by used transformer oil (d) Re-fixing the core/coil in transformer including heating up of transformer core assembly to remove moisture after carrying out the repair as required in respective items (e) Replacement the rubberised gasket set for top cover, spindles, HT / LT bushing etc. as required. (f) Refilling of the removed transformer oil after heating up for removal of moisture.

(g) Re-fixing of the transformer top cover with nuts, bolts & washer and making all electric connections (h) Testing of transformer complete Note -(i) All labour costs are included in this item. In case of replacement of LV / HV bushing / spindles / rewinding of HV / LV coils / tap changer , Filtration / centrifuging of usable transformer oil etc will be paid separately under respective items.

Notes contd. -(ii) Distribution transformer shall be got repaired from authorised work shop of Manufacturers or any other works shop which have authoristaion from UPPCL for repair of such capacity transformer. (iii) Following test shall be conducted before installation & commissioning on site. (a) Insulation Resistance Test (by 5000 V megger) (b) Ratio Test (c) Double voltage & double frequency Test (d) Transformer oil value BDV test (e) Tap changing test off load for all tap position

Supply only spare parts/components for transformer of capacity upto 500 KVA :-

HT bushing porcelains

LT bushing porcelain

HV bushing metal part made out of Gun metal rod nut bolts rubber washers

Ditto but as per item (c) above but LV

Rubber seal of HT /LT spindle

Fresh transformer oil for topping up/ replacement ( in repair Transformer) having dielectric strength 40 to 60 KV at 2.5mm gap

Silica Gel breather assembly with silica gel

HV/LV bushing oil seal

Tap changer switch as existing type and taping point complete all as specified and directed.

Star-Delta connection kit as existing type complete all as specified and directed.

Supply and fixing (in replacement) LV Leg Coils/HV Leg Coils copper conductor of existing guage, insulation & No of turns for Distribution Transformer up to 500 KVA capacity complete with insulation, varnishing by vaccum impregnation and baking of coil assembly in oven , including disconection of tap changer,opening of core, as required and refixing after coil replacement complete all as specified & directed by the EIC

Supply and fixing (in replacement) LV Leg Coils/HV Leg Coils Aluminium conductor of existing guage, insulation& No of turns for Distribution Transformer up to 500 KVA capacity complete with insulation, varnishing by vaccum impregnation and baking of coil assembly in oven , including disconection of tap changer,opening of core, as required and refixing after coil replacement complete all as specified & directed by the EIC

Repairs / reconditioning of LV leg coil aluminium / copper for transformer of capacity up 500 KVA to be done only in case where only insulation is damaged and conductor strip is intact i.e. not deformed. This work will involve all turns of leg coil to be reconditioned removing complete insulation from conductor strip, cleaning of conductor, wrapping of conductor with fresh DPC insulation and remaking of LV leg coils with reconditioned strip for use in transformer under repairs complete all as directed by EIC.

Repairs / reconditioning of HV leg coil aluminium / copper for transformer of capacity up 500 KVA to be done only in case where only insulation is damaged and conductor strip is intact i.e. not deformed. This work will involve all turns of leg coil to be reconditioned removing complete insulation from conductor strip, cleaning of conductor, wrapping of conductor with fresh DPC insulation and remaking of LV leg coils with reconditioned strip for use in transformer under repairs complete all as directed by EIC.

M&L for on line Dehydration of HV/EHV grade transformer oil including filteration using automatic centrifuging machine minimum three cycles to achieve dielectric strength 40 to 60 KV breaking capacity at 2.5mm gap by absorbing and abolishing all sludge particles as per BS-66-1963 including topping up with new transformer oil as required complete all as specified & directed. Note- (i) Centrifuging Machine with all T&P & testing machine of oil required for dehydration shall be arrange by contractor. (ii) Oil required for topping up the transformer will be measured & paid separately

Taking out mechanism of out door VCB for checking all mechanical parts, dismantling and replacing defective parts (i.e. bush, bearing, sping, charging handle etc, checking and readjustment of all moving parts, springs, bearings, greasing all moving parts 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 and cost of the deemed to be included in the above rate. (ii) All the test record shall be maintained and signed by the testing engineer, contractor and Engr-in-Charge. (iii) The above work shall be performed by HT expert/Engineer.

M&L in repair 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 of following size:-

Size 50 sqmm to 95 sqmm, Indoor type

Size 120 sqmm to 185 sqmm, Indoor type

Size 240 sqmm to 300 sqmm, Indoor type

Size 50 sqmm to 95 sqmm, outdoor type

Size 120 sqmm to 185 sqmm, outdoor type

M&L (in repair) 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 including necessary excavation and retuening filling work complete all as specified & directed of following size :-

Size 50 sqmm to 95 sqmm

Size 120 sqmm to 185 sqmm

Supply & laying (in replacement) in trenches/through pipes/ducts or on poles Cross linked polyethylene insulated (XLPE) armoured cable of size 95 sqmm 3 core with aluminum conductor, 11 KV `E’ complete all as specified & directed

Supply & laying (in replacement) in trenches/through pipes/ducts or on poles Cross linked polyethylene insulated (XLPE) armoured cable of size 120 sqmm 3 core with aluminum conductor, 11 KV `E’ complete all as specified & directed

Taking out and repairing/overhauling of 11 KV air break gang operated switch tripple pole, mechanically operated mounted on insulators and steel frame installed vertically / horizontally, repairing defective copper strap, knife rod, movable post, insulator 200 amps capcity, ON/OFF handle, replacement of broken/worn-out components, oiling and greasing of mechanical moving parts, smoothing and polishing of electric contacts with providing conducting jelly of contacts refixed the same after repair complete all as directed (Note:- Worn-out component/ insulators shall be measured and paid separately)

Supply only following components of air break gang operated switch :-

Female contact or fixed contact heavy duty and high conductive metal complete capacity 200 amp, 11 KV

Male contact or Moving contact heavy duty and high conductive metal complete capacity 200 amp, 11 KV

Tinned copper flexible jumper 200A/400A

Post insulator

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

Repairs to tap changer switch including replacement of unserviceable parts such as bakelite sheet, connecting rod with nuts, bolts and washers, HV lead duly taped, provision of glass sleeve of required size & length including necessary welding works for transformer of capacity upto 500 KVA complete all as specified and directed.

Opening the top cover (in case of replacement of HT/LT spindle and bushing for arresting leakage) and taking out transformer oil into seperate container/barrel as required and S&F rubberised synthetic gasket/packing for top cover, LT terminal box, LV / HV bushings, spindles etc suitable for transformer of rating upto 500 KVA all as specified and directed. Note:- In case replacement bushing / spindle will be paid as supply only.

M&L for painting of transformer of capacity as mentioned below, outside portion only with one coat with spray painting with synthetic enamel paint after preparation of surface neat and clean for painting including numbering SM/MES No. with white paint complete all as specified and directed

Description same all as per item No 37 here-in -above but capacity of transformer of capacity upto 100 KVA complete all as specified and directed

Description same all as per item No 37 here-in -above but capacity of transformer of capacity above100 upto 250 KVA complete all as specified and directed

Description same all as per item No 37 here-in -above but capacity of transformer of capacity above 250 upto 500 KVA complete all as specified and directed

M&L for applying one coats of aluminium paint on steel structure of 11 KV Sub Station of Akbar Road, such as supporting various equipment & supporting structure of OH Bus bar after preparation of surface neat and clean of measuring/safety instruments complete all as specified and directed

M & L for applying one coat of aluminium paint over a coat of red oxide primer on HT pole of following length including cross arms and clamps except embedded portion of pole in ground and concrete after removing old painted surfaces by scraping of poles complete and making colour band with synthetic enamel paint of approved colour up to 1.2 mtr from coping level including numbering of poles complete all as specified and directed

HT pole 11 mtr long

Two pole structure

Four pole structure

M&L for testing of earthing of body & neutral earth of transformers and writing the result on wall of transforme plateform with black paint over white background painting surface including shutdown of transformer & disconnection of neutral & body earth and connecting the same after testing complete all as specified and directed. Note : (i) All Earth test will be carried out in presence of JE E/M and contractor will have to submit the result of each earth point during payment . (ii) All T&P will be arrange by contractor at site.)

S&F in replacement 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 and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20cm siz complete all as specified and directed.

Supply and fixing in replacement mild steel sheet 1.6 mm thick of size 25x 20 cm , vitreous enamelled white, and writing the letter as directed by Eng-in-Charge using red colour enamelled paint and fixed with pole/GI pipe/ cable by approved size MS clamps, nut, bolt complete all as specified and directed

Taking out stone aggregate from Sub Station and refilling evenly (any thickness) 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

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 DG set, finished 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

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 arrengment, 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

Disconnecting of HT/LT OH line of ACSR conductor/GI earthing wire, opening of binding wires, jumper connections any size, restringing, tightening 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 wornout nut bolts and washers complete Note:- Each line of conductor shall be maesured separately

Dismantling & taking down defective stay assembly and S&F stay assembly compring of 7/10 SWG galvanised stay stranded wire of reqd length fixed to pole with and including flat iron clamp, bolts, nuts and washers, galvanised 14mm dia, 400mm long stay bow with 16mm dia 180 cms, long stay rod with threded ends, GI nut & washers GI stay plate 230 x 230 x 6mm thick plate 2 Nos thimble, MS clamp made out of 50 x 6mm flat iron loop insulator 90mm x 140mm dia, hole 25mm porcelain complete all as specified and shown in electrical plate No 1 of SSR Part I including cost of the following:-

(a) Excavation in post holes in any type of soil, returning filling and well ramming including disposal of surplus soil to distance n.exc 50mtrs from starting points. (b) PCC (1:3:6) type C-2, using 40mm graded stone aggregated as in foundation.

S&F in replacement following items in the existing panel / location and connection with using aluminum lugs/ ferrul incl making necessary alteration in panel/door as required for proper fixing & connection complete all as specified and directed :-

MCCB 3 Pole, 415 V, fixed type 100 Amps with breaking capacity 16 KA complete all as specified and directed

MCCB 3 Pole, 415 V, fixed type 125 Amps with breaking capacity 16 KA complete all as specified and directed

MCCB 4 Pole, 415 V, Adjustable type, 160 Amps with breaking capacity 36 KA complete all as specified and directed

MCCB 4 Pole, 415 V, Adjustable type, 200 Amps with breaking capacity 36 KA complete all as specified and directed

MCCB 4 Pole, 415 V, Adjustable type, 250 Amps with breaking capacity 36 KA complete all as specified and directed

MCCB 4 Pole, 415 V, Adjustable type, 350 Amps with breaking capacity 36 KA complete all as specified and directed

MCCB 4 Pole, 415 V, Adjustable type, 400 Amps with breaking capacity 36 KA complete all as specified and directed

S&F (in replacement) HT (11KV) cable route indicator ,for exiting HT cable , 150mm round CI disc type fixed on MS angle of 40x40x5mm of 60cm long and embedded in ground at a depth of 30 cm in pcc 1:2:4 type B-1 including painting with two coat of synthetic enamel paint over a coat of primer complete all as specified and directed.

S&F( in replacement) Pole box junction three phase of size 297x 250 x 130 mm, made of 2 mm MS sheet factory painted with synthetic enamel paint, and inbuilt locking arrangement, out door type , fix to pole with suitable MS clamp comprising of alluminium busbar 16 Amp 04 Nos fixed on epoxy insulated support and MCB SP 6 Amp 10 kA 240 volt complete all as specified and directed.

Supply, fixing in replacements and commissioning microprocessor based Air Circuit Breaker draw out type 4 pole 1000 Amp 50 KA breaking capacity , having Icu=Ics=Icw (1sec) in existing LT panel fixed at site , including necessary cutting , welding of panel for accommodate the ACB suitable for easy operation in LT panel , complete all as specified and directed. Make: Schneider/Legrand/ ABB

M&L for checking (All connection and mechanism) cleaning servicing overhauling testing including replacement of minor parts complete of 3 phase 11 KV ring main unit any type/make/model outdoor type respectively (Note. Major parts i.e battery, DC motor will be measured and paid seperately )

S&F in-replacement the following parts of RMU of 630 amp capacity: -

DC operated motor for RMU operation as existing capacity and model complete all as specified and directed

Maintenance free dry battery for RMU of 12 volt 60 AH capacity complete all as specified and directed. Make :Exide/Amron

Printed circuit board for RMU scada operation suitable for 630 amp capacity complete all as specified and directed. Make: CG/ABB

Checking identifying the defect/fault point of HT cable using cable fault locator machine and rectifying the defects with removing of defective portion, making cable joint using strait through joint and meggering & re-storation of electric supply pertains to external electrification of any type/any size/any nature of faulty HT electric cable/circuits complete all as directed for the following length of cable :- (Note : (i) Cable fault locator machine with all T&P required for identifying the faulty point will be arrange by contractor which cost is included in unit rate. (ii) Straigtht through joint will be measured & paid seperately in the relevent item.)

Description same all as per serial Item No 55 here in above but 0 to 500 mtr complete all as specified and directed

Description same all as per serial Item No 55 here in above but 0-1000 mtr complete all as specified and directed

Dismantling & taking out HT/LT burnt cable ends of any size from transformer/LT panel/LT feeder pillar box/trenches any type/size, for repair/making suitable for reconnection to cable, providing lugs to burnt end of cables, preparing fresh terminals and reconnection of cable with transformer/in trenches/along pole/ panel/feeder pillar box, including excavation of loop & refilling complete using old bricks and sand returning filling the excavated soil complete

Disconnection of all electrical connection and taking down old defective unserviceable 11 KV potential transformer (PT) and S&F new PT 3 Phase, dry and draw out type 11 KV/110 volts with suitable VA burden per phase, accuracy class 0.5 complete with HT & LT HRC fuses for primary and secondary in vaccum circuit breaker (VCB) 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 and cost of the deemed to be included in the above rate. (ii) The above checking, inspection, installation and testing work shall be performed by HT expert/Engineer.

Excavation in trenches in soft/ loose soil n.exc 1.5 m wide and n.exc. 1.5 mtr deep and getting out and laying HT UG Cable complete all as specified and directed .

Returning filling in with the soil obtained from item above here-in-before includiing spreading , leveling and well ramming in layers n.exc 25 cm thick complete all as specified and directed.

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

Supplying and laying reinforced precast concrete cable cover, class EHV, type 1 with peak, size 450mm x 230mm x 50mm to cover/laid over the cable in cross direction to give mechanical protection to under ground cable complete all as specified and directed.

M&L for sand cushioning in trenches for protection of under ground cable provided in layers of sand as 8 cm before laying the cable and 15 cm deep after laying cable complete all as specified and directed.

M&L for boring under road for laying U/G cable for size 50/80 mm bore of GI pipe complete all as specified & directed.

M&L in replacement for GI tubing light grade with all necessary fittings laid in trenches/under road crossing/fixed on pole/wall/under floor including suitable mild steel FI clamps of required size complete for following sizes :-

Description same all as per serial item no 64 here in above but 50 mm bore complete all as specified and directed

Description same all as per serial item no 64 here in above but 80 mm bore complete all as specified and directed

Dismantling & taking out old steel tubular pole 11 mtr long carefully from foundation for re-use, shifting and re-fixing/re-erecting at other location within New cantt area including necessary excavation and pcc work complete including following :-

(a) Excavation in post hole not exceeding 1.5 Mtr wide & 2 Mtr deep for pole foundation & getting out in soft loose soil, returning, filling in the excavated soil after fixing the pole in foundation, ramming earth around in layers n.exc 25 cm thick and disposal of surplus soil to a distance n.exc 50 metres. (b) M&L for Providing PCC 1:4:8, type D-2 ( using 40 mm graded stone aggregate) in foundation 600mm x 600mm x 1500 mm (planting depth) for concrete encasing the pole upto GL all as specified and directed. (c) M&L for Providing PCC 1:3:6, type C-2 (using 40 mm graded stone aggregate) for plinth block /Collar above GL, 300 mm high and 450 mm dia

(d) M&L for Painting of pole externally with one coats of black bituminous paint (upto planting depth) and above plinth block/ concrete collar with two coats of aluminium paint over a coat of red oxide primer including preparation of surfaces including painting of 30 cm wide black bands 3 Nos with synthetic enamel paint in alternate layers upto the height of 1.5 Mtr above plinth block. (e) M&L for writing letter or figures (Block, roman, itallic or indian) with thick synthetic enamel paint of approved shade exc. 5cm height in numbering of poles all as directed by EIC.

Dismantling the old U/S or damaged/tilted HT Pole and S&F steel tubular electric pole swaged type 410-SP-55 (11 metre long) complete with CI base plate, pole cap, screws, bolts, nuts including the following :-

(a) Excavation in post hole not exceeding 1.5 Mtr wide & 2 Mtr deep for pole foundation & getting out in soft loose soil, returning, filling in the excavated soil after fixing the pole in foundation, ramming earth around in layers n.exc 25 cm thick and disposal of surplus soil to a distance n.exc 50 metres. (b) M&L for Providing PCC 1:4:8, type D-2 ( using 40 mm graded stone aggregate) in foundation 600mm x 600mm x 1500 mm (planting depth) for concrete encasing the pole upto GL all as specified and directed. (c) M&L for Providing PCC 1:3:6, type C-2 (using 40 mm graded stone aggregate) for plinth block /Collar above GL, 300 mm high and 450 mm dia

(d) M&L for Painting of pole externally with one coats of black bituminous paint (upto planting depth) and above plinth block/ concrete collar with two coats of aluminium paint over a coat of red oxide primer including preparation of surfaces including painting of 30 cm wide black bands 3 Nos with synthetic enamel paint in alternate layers upto the height of 1.5 Mtr above plinth block. (e) M&L for writing letter or figures (Block, roman, itallic or indian) with thick synthetic enamel paint of approved shade exc. 5cm height in numbering of poles all as directed by EIC.

Cleaning, servicing and testing complete 33/11 KV switch yard, various equipment, over load ling complete all as specified and directed by EIC with the following:-

Line Isolator (Horizontal Type) :- Servicing of line isolator (Horizontal break outdoor type) inclulding cleaning of contact (knife) by CTC liquid proper oiling greasing on contacts & moving rod / handed for proper function of moveable rod for smooth ON / OFF position and checking the incoming and outgoing connection (terminal lugs to be relaced if required) and testing with following :- (i) Meggar testing between phase to phase. (ii)Meggar testing between phase to earth.

Transformer 33 / 0.415 KV, 25 KVA (Station Transformer):- Cleaning of station transformer (outdoor type) externally including all accessories and checking of all incoming & outgoing connection and replace the oil temperature gauge (if required) with the following testing :- (i) Transformer oil dielectric strength (BD) test. (ii) Meggar testing between HV to earth. (iii) Meggar testing between LV to earth. (iv) Meggar testing between HV to LV. (v) Earth resistance test of transformer neutral. (vi) Earth resistance test for body earthing. (h) D.O. Fuse : Cleaning of HT insulators & checking the incoming & outgoing joint connection and testing with the following (i) Meggar testin between phase to phase. (ii) Meggar testin between phase to earth.

M&L for painting of 33/11 KV switch yard MS structure with two coats of aluminium paint after cleaning and making good surface for painting of the following stucture:- (a) Busbar Gantry:- Painting of busbar Gantry of MS chanel ( I Section) size 150 mm x 75 mm x 5 mtr long - 12 Nos. (b) Lightening arresters (LA) :- Painting of lightening Arresters of MS chanel (C- Section) of size 100 mm x 50 mm x 3.0 mtr long- 02 Nos with MS Angle iron 50x50x2.5 mtr long - 04 Nos complete - 03 Job (c) Line isolator (LI):- Painting Line isolator of MS chanel (C- section) of size (125mm x 50mm 3.00 mtr long -04 Nios) and (100 mm x 1.00 mtr -02 Nos) with mS flat bracing (50mm x 50mm x 0.30 mtr-6 Nios) and MS Angle iron ( 50 mm x 50 mm x 2.5 mtr long-02 Nos) complete-07 Job (d) Horn Gap fuse :- All as per item No 12 here-in-before but qty 04 Job (e) VCB / CT / PT stand :- Painting of CT PT VCB structure made out of MS chanel ( C-section) of size (100mm x 50 mm x 2.30 mtr long -04 Nos) and (100 mm x50 mm x 0.80 mtr long-04 Nos) and (100 mm x 50 mm x 1.90 mtr long 0-04 Nos) and Angle iron of size ( 50mm x 50 mm x 1.10 mtr long - 04 Nos), (50 mm x 50 mm x 0.70 mtr long - 06 Nos) and (50mm x 0.25 Mtr long -05 Nos) complete - 03 Job (f) Pin insulator supporting structure (Station Transfrmer):- Painting of structure made out of MS chanel ( C- section) of size ( 100mm x 50mm x 3.00 mtr long -02 Nos) with Angle iron of size ( 50mm x 50mm x2.50 Mtr long - 04 Nos complete - 03 Job

S&F in replacement silica gel breather 2 Kg capacity suitable for 5 MVA transformer 33 /11 KVA rating and suitable for 20 / 25 mm breather pipe complete all as specified and directed by EIC

S&F in replacement silica gel breather 500gm capacity suitable for upto 500 KVA transformer 11 KVA rating and suitable for 20 / 25 mm breather pipe complete all as specified and directed by EIC

Cleaning of transformer outer surface suitable for painting 5 MVA 33 / 11 KV rating in 33 KV switch yard at main receiving station and painting complete by spray machine of light grey colour including transformer accessories such as radiator, conservator tank, marshalling box etc all as specified and directed. (Note :- colour of paint to be approved by EIC before painting)

Description same all as per item No 71 here in above but station transformer 33 / 0.433 KV , 25 KVA rating complete all as specified and directed.

Description same all as per item No 71 here in above but VCB (outdoor type), 400 Amps size of VCB 700 mm wide x 500 mm deep x 900 mm deep height including painting of CT's & PT's complete all as specified and directed by EIC.

Description same all as per item No 71 here in above but VCB control panel (indoor type) of size 650 mm wide x 550 mm deep x 1950 mm height complete all as specified and directed by EIC.

Description same all as per item No 71 here in above but LT panel for station transformer of size 990 mm wide x 150 mm deep x 750 mm height complete all as specified and directed by EIC.

Description same all as per item No 71 here in above but battery charger set 30 volt (indoor size) of size 800 mm wide x 450 mm deep x 800 mm height complete all as specified and directed by EIC.

Supply only 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 ass as specified & 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 32mm x6 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)

S&F in replacement lightning arrestor suitable for 11 KV grade, thyrester type, complete with all fitting transmission class for outdoor discharge capacity 65 KA complete. Make :-Pactil/Rashtriya/Jaipuria/Elpro.

S&F in replacement lightning arrestor suitable for 33 KV grade, thyrester type, complete with all fitting transmission class for outdoor discharge capacity 65 KA complete. Make :-Pactil/Rashtriya/Jaipuria/Elpro.

Supply and replacement disc type insulator, porcelain, vitreous, white brown or green, 145mm high, and 225 mm dia ball and socket type single disc assembly for tension with tension clamps for conductors, working pressure 11000 volts grade complete. Make:- Pactil/Rastriya/Jaipuria

S&F in replacement pin type porcelain Single disc assembly for , vitreous, white, brown or green 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. Make:-Pactil/ Rastriya/Jaipuria

Installations, Testing and Commisioning of chemical Earthing system.

Galvanised Steel Flat 30x3 mm thickness connected from earth electrode. Flat conductor shall be of Hot Dipped with a cross sectional area of 90 Sq.mm According to IS/IEC 62305 . Zinc coating of 500 g/ Sq.m (Approx:70 micron coating) ,should be tested and used exclusively for lightning protection ,earthing system and ring equipotential bonding. Make OBO Type No: 5052 DIN 30x3 ( 5019 34 4 ) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge.

Cross connector suitable for Steel Flat 30 mm, installed with 4 nos of hexagonal plate. Make OBO Type No: 255 FL30 FT (5314 53 4 ) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge.

Flat conductor holder suitable for Steel Flat 30 mm , installed with 2 hexagonal bolts. Make OBO Type No: 166 LS 70 (5226570) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge.

Plastic Corrosion Protection strip 1.1 mm thick, width 50mm, made of petrolatum coated chemical fibre fabric. Make OBO Type No: 356 50 ( 2360 05 5 ) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge.

CPRI approved maintenance free, low carbon copper coated earth rod of 3 m length having diameter of 17.2 mm with copper coating thickness of 250 micron tested as per IEC 62561 . Make OBO Type No: 17 3000 CCER (5450014) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge. Necessary excavation and earth work , inspection chamber closing lid all included.

Universal clamp made of SS to connect rod with flat conductor. Make OBO Type No: 17 25 RTC (5460068) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge.

Earth conductivity enhancing compound around the earth electrode, shall be of 25 kg/pit tested as per IEC 62561-7,TCLP approved. Make OBO Type No: OEC 2 25 (5450058) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge.

Heavy duty earth chamber of 5000 kg load bearing capacity to ensure the safety of earthing system . Make OBO Type No:UFE (5450030) or equivalent of Furse of ABB, ERICO or any equivalent E-in-C Branch approved make, all as directed by Engr-in-Charge. NOTE FOR ITEM NO 83:- On testing after completion, if the desired earth resistance is not found according to the relevent Indian standards it is to be redone to the entire satisfaction of Engr-in- Charge at no extra cost to the Dept.

M&L in replacement PT : three Nos single phase potential transformer of ratio 33KV/110 volts, class 1, suitable for VA bourden 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 and cost of the deemed to be included in the above rate. (ii) The above checking, inspection, installation and testing work shall be performed by HT expert/Engineer.

M&L for alternative arrangement by hiring, transportation of transformer of capacity upto 250 KVA in place of unserviceable transformer on hire basis for 15 days including, installation, connecting and testing of transformer and return back after installation of repaired transformer complete all as specifed and directed. Note : (i) Repairing of transformer have to be completed within 15 days no extra cost will be paid toward hiring charges beyond 15 days . Moreover contractor shall not be allowed to shift the hired transformer until it is replaced by the repaired transformer . In case any fault /burning /peeling of painting and any other defects occured in hired transformer the contractor shall have to made good himself from his own expenses. (ii) Contractor should check the available infrasturcture and to be sure regarding safety of hired transformer before installation . The rete quoted is deemed to be include transportation cost, earthing lead etc. (iii) In case the defective transformer not repaired & installed on its site within the specified period of 15 days from the date of handing over to contractor a panelty recovery @ Rs 1000 /- per day will be charged from his dues. During this period contractor shall not be allowed to shift the hired transformer until it is replaced by the repaired transformer . No extra cost beyond 15 days will be paid to contractor on this account.

Description same all as per item No 85 here-in -above but capacity of transformer 315 to 630 KVA complete all as specified and directed.

DINESH ELECTRICALS

New Era Engineers

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M/s Reliable Electromech Systems