Repair Maint to HT breakers cables at phase III MRS AMF APFC Panel Volatage Stabilizer UPS Earthing system HT breakers transformers two four pole structure metering unitsand other connected works at Phase II area and DARE under GEIRDEast Bangalore

Amount

Excavation in trenches n. exc. 1.5 mtr wide and n. exc. 1.5 mtr in depth in soft/loose soil for laying cable/ taking out under ground cable, GI pipes and bricks laid under cable and getting out in soft/loose soil complete all as directed.

Returning, filling in trenches including spreading, leveling, watering and well ramming in layers n. exc. 25 cm thick in soft/loose soil after cables/pipes are laid and tested complete all as directed.

Removing the excavated soil to a distance n. exc. 50 mtr and depositing where directed at a level not exc. 1.5 mtr above the starting point complete all as directed.

Material and labour for sand cushioning to under ground cables 8 cm thick before laying the cable and 15 cm, thick after laying, stretching and testing the cable complete all as directed. Note: Punned thickness shall be measurement and paid.

Material and labour for un-reinforced precast concrete cable cover LV type I, flat size 250 mm X 150 mm X 40 mm as protection to underground cable laid dry and flat adjoining each other complete all as directed.

Supply, laying, jointing and testing XLPE insulated, armoured heavy duty under ground electric cable with stranded aluminium conductor 1100 voltage grade including taking out/down old existing unserviceable cable all as directed of following sizes. Note: Excavation, sand cushioning and bricks shall be measured and paid separately under respective items of BOQ.

Cable of size 6 sq mm 2 core

Cable of size 10 sq mm 2 core

Cable of size 16 sq mm 4 core

Cable of size 25 sq mm 4 core

Cable of size 50 sq mm 3.5 core

Cable of size 70 sq mm 3.5 core

Cable of size 95 sq mm 3.5 core

Cable of size 120 sq mm 3.5 core

Cable of size 185 sq mm 3.5 core

Cable of size 240 sq mm 3.5 core

Supply, laying, jointing and testing PVC insulated, armoured heavy duty under ground electric cable with aluminium conductor 1100 voltage grade including taking out/down old existing unserviceable cable of following sizes all as directed. Note: Excavation, sand cushioning and bricks shall be measured and paid separately under respective items of schedule 'A'.

Cable of size 300 sq mm single core

Material and labour for galvanised steel tube light grade ISI marked for protection of LT UG cable laid in trench/ under road/drain and floor including FI clamps, nuts, bolts, washers etc all as required at site fixed in repair complete all as directed.

40 mm bore

50 mm bore

80 mm bore

Material and labour for straight through jointing kit heat shrinkable type suitable for XLPE cable size 25 to 50 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for straight through jointing kit heat shrinkable type suitable for XLPE cable size 70 to 150 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for straight through jointing kit heat shrinkable type suitable for XLPE cable size 185 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Supply and fix in replacement of unserviceable MCCB 630 Amp 4 pole 50 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No. 830408/C&S cat No.CSC6S4630/Legrand cat No. 422051

Supply and fix in replacement of unserviceable MCCB 400 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No.830396/C&S cat No.CSC5N4400/Legrand cat No. 422002

Supply and fix in replacement of unserviceable MCCB 315 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No.830395/C&S cat No.CSC5N4350/Legrand cat No. 422001

Supply and fix in replacement of unserviceable MCCB 250 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No. HSN 830336/C&S cat No.CSC4S4250/Legrand cat No. 420249.

Supply and fix in replacement of unserviceable MCCB 200 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No. HSN 830335/C&S cat No.CSC4S4200/Legrand cat No. 420248..

Supply and fix in replacement of unserviceable MCCB 160 Amp 4 pole 25 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No. HSN 830295/C&S cat No.CSC4S4160/Legrand cat No. 420217.

Supply and fix in replacement of unserviceable MCCB 125 Amp 4 pole 16 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No.830243/C&S cat No.CSC4N4150/Legrand cat No. 420016.

Supply and fix in replacement of unserviceable MCCB 100 Amp 4 pole 16 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed. Make: Indo Asian cat No.830242/C&S cat No.CSC2N4100/Legrand cat No. 420015.

Material and labour for graded course aggregate of 63 mm grade nominal size without any vegitation or chemical including levelling/spreading surrounding transformer, HT/LT 2/4 pole structure and LT/HT panel complete all as directed .

Material and labour for graded course aggregate of 40 mm grade nominal size without any vegitation or chemical including levelling/spreading surrounding transformer, HT/LT 2/4 pole structure and LT/HT panel complete all as directed .

Supply and fixing MS galvanised chain link fencing, of size 4 mm dia and mesh size 150x100 mm to any type of standards, rails, straining bolts etc including provision of binding mix for making fencing around the transformer/ MES installation including taking down/dismantling old chain link fencing/wire mesh complete all as directed

Material and labour for bus bar chamber pedestal type of size 75 cm x 60 cm x 40 cm out door dust and vermin proof front opening made out of 3.15mm thick MS sheet duly painted and consisting with aluminium bus bar 3 phase and neutral 4 Nos 400 Amp fixed on insulators and one MCCB FP 200 Amp, 25 KA rupturing capacity including necessary fixed in PCC 1:3:6 using 20 mm graded stone aggregate including danger plate etc complete all as directed.

Supply and fix in replacement of unserviceable on load change over swich panel mounted front operated handle 400 Amp 4 pole 415 volts, complete all as directed. Make: Indo Asian Cat No. ICAE0400 C&S Cat No. CSCS400DM4CO

Material and labour for painting of LT panel outdoor/indoor of sizes removing existing old paint with the help of sand/emery paper etc. Preparing surfaces externally including cleaning etc. Applying externally one coat synthetic enamel paint including cleaning and surface dressing upto 25 cm depth around 1 mtr of the panels complete all as directed.

Material and labour for painting of LT bus bar chamber off sizes removing existing old paint with the help of sand/emery paper etc. Preparing surfaces externally including cleaning etc. Applying externally one coat synthetic enamel paint including cleaning and surface dressing upto 25 cm depth around 1 mtr of the panels complete all as directed.

Supply and fix in replacement of unserviceable ACB 1250 Amp 4 pole, Ics=Icw= 50 KA manual drawout type with microprocessor release with overload short circuit, ground fault, neutral fault and intantenous protection (LSING) conforms to IEC 60947/iS13947 (Part 1 & 2 ACB shall have LCD display with battery back up of suitable capacity to diagnose the type of fault with stamping of time, date and minimum 10 Nos fault history complete all as specified and directed. Make: Havells/Indo Asian/Legrand

Supply and fix in replacement of aluminium lugs of size 50 sqmm complete all as specified and directed.

Supply and fix in replacement of aluminium lugs of size 70 sqmm complete all as specified and directed.

Supply and fix in replacement of aluminium lugs of size 95 sqmm complete all as specified and directed.

Supply and fix in replacement of aluminium lugs of size 120 sqmm complete all as specified and directed.

Supply and fix in replacement of aluminium lugs of size 150 sqmm complete all as specified and directed.

Supply and fix in replacement of aluminium lugs of size 185 sqmm complete all as specified and directed.

Supply and fix in replacement of aluminium lugs of size 240 sqmm complete all as specified and directed.

M & Labour for strengthening and Restringing of LT over head ACSR conductor any size in overhead lines inlcuding removing and replacement of binding wire from insulators before stringing and rebinding of insulators after stringing complete all as specified and as directed by Engineer - in - Charge. Note : (i) If any insulator required then measured and paid separately. (ii) If ACSR conductor required then paid separately. (iii) Four / two wire measures as a each job.

Dismantaling of insulators of any size /rating from pole all as directed and specified by Engr in charge.

M & L for pin type porcelain vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washer and one galvansied iron nut, 100 mm height, 65 mm dia suitable for working pressure 1100 volts including nut bolt complete all as specified and directed by Engineer - in - Charge.

M & L for shackle type porcelain, vitreous, white brown or green insulators 100 mm height 115 mm dia including galvanised mild steel straps, washers, insulators bolts, etc suitable for working pressure 1100 volts including nut bolts complete all as specified and directed by Engineer - in - Charge.

Dismanlting of old jumper, including supply and fixing new jumper connection at out point on LT over head line with suitable size of ASCR conductor 6/ 1x 2.56 mm (weasel) PG Clamps, alkathine sleaves complete of required length not exceeding 2 mtr inlcuding testing on completion complete all as specified and as directed by Engineer - in - Charge.

Dismantling of ACSR conductor service feeder 'or' distributor span ,Jumpers complete all as directed by Engr in charge.

M&L for LT ACSR conductor drawn of on existing steel tublar pole, including Binding wire, jumpers with alkathine pipe, PG clamps etc, complete all as directed by Engineer-in-Charge.

Material and labour in replacement of existing unserviceable danger notice board with pressed vitreous painted plate fabricated out out of 1.6 mm thick mild steel sheet vitreous enamelled white with letters figures and conventional skull and bones in signal red colour and fixed with MS clamp bolts and nuts of approved size LT 20 X 15 cm size complete all as directed.

M&L for earthing complete with 60cm x 60cm x 6 mm thick GI plate electrode buried in ground vertically not less than 2.25mtrs deep below ground level with top edge of the plate not less than 1.5mtrs below ground level with GI strip of size 32 x 6mm as earthing lead including necessary excavation and earth work (in any of strata) providing charcoal dust, salt mixed with fine sand in continuous layers, PCC (1:3:6 ) type C1 in chember ,Precast 50 mm thick in cement ( 1: 2:4) type B.1 with CI frame with cover, 20mm dia bore light grade GI watering pipe furnel etc fixing of GI Pipe 40 mm bore protection for earthing strip from earth pit to test point complete & making connection all as specified in Electrical plate No 3 and as directed by Engineer-in-Charge.

M&L for earthing complete with 60cm x 60cm x 3.15 mm thick copper plate electrode buried in ground vertically not less than 2.25mtrs deep below ground level with top edge of the plate not less than 1.5mtrs below ground level with copper strip of size 20 x 3 mm as earthing lead including necessary excavation and earth work (in any of strata) providing charcoal dust, salt mixed with fine sand in continuous layers, PCC (1:3:6 ) type C1 in chember ,Precast 50 mm thick in cement ( 1: 2:4) type B.1 with CI frame with cover, 20mm dia bore light grade GI watering pipe furnel etc fixing of GI Pipe 40 mm bore protection for earthing strip from earth pit to test point complete & making connection all as specified in Electrical plate No 3 and as directed by Engineer-in-Charge.

Earth continuity conductor or main earthing lead of 20 x 3 mm copper strip. fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop eartrhing etc as required fixed in repair complete all as directed.

Earth continuity conductor or main earthing lead GI strip 32x6 mm, laid in pipe/fixed on walls or any other position including jointing by tinned GI nuts, bolts and washers as required complete including taking out existing earth wire all as directed.

M & L for taking out bottom trolly of HT OCB 11 KV 400/800 Amps capacity after disconnecting power supply for carrying out servicing and maintenance of operating mechanism, latch assembly, spring mechanism. checking of electrical control wiring of OCB and checking for proper functioning of shunt trip coil, lubricating of all moving parts and checking/cleaning of alignment of moving contacts with fixed contact assembly for proper functioning of operation. Re- assembling of bottom trolly of HT OCB fixed in its original position and testing commissioning for smooth functioning complete all as specified and as directed.

M & L for taking out the defects parts from HT OCB while servicing and then supply and replace the following new spare suitable for HT 11KV OCB indoor type make : ECE/GEC of capcity 400Amps 3 phase 50Hz all as directed by Engineer-in-Charge

Tripping coil

Moving contact plug

Locking assembly

Closing spring

NO Volt coil 110V DC

PT bushing (without fuses)

PT fuses (11KV/8Amps HT 5 x UTF 11) with stem

Overload coil assembly consisting of coil bracket, overload tube assembly and over load coil

Earth leakage coil assembly consisting of coil bracket, overload tube assembly and earth leakage coil

PT insulators

Spring catch assembly

Trip push botton assembly complete

Catch lever guide

Sleeves for spout bushing

Switch bushing epoxy

Contact copper rod complete 400Amps

Drum switch assembly

Supply and fixing HT digital display voltmeter suitbale for HT OCBs,HT VCBs at various substation suitable for HT panel 1100 / 100 volts (auxiliary volts) including necessary connections and taking out old unservicebale complete all as specified and as directed.Make : AE/MECO Make : AE/MECO

Supply and fixing HT digital type ammeter suitable for CT ratio 50 / 100 / 200 amps including necessary connections and taking out unserviceable ammeter complete all as specified and as directed. Make : AE/MECO

Material and labour for filteration/dehydration of transformer oil through filtration plant to improve the dielectric strength/insulation value of transformenr oil upto 50 KV at 2.5 mm gap for various capacity of 11 KV/ 433 volts step down transformer and HT OCB installed in various location complete all as specified and directed. Note: (a) The contractor will take shut down orders in working before commencement of the work from Engr in charge. (b) The contractor shall ensure no wastage of exixting transformer oil. (c) The contractor solely responsible for any dammages to the transformer/HT OCB during the prosses of oil filtration. He is responsible for making good any damage to the transformer/HT OCB at his own cost without any extra cost to the department. (d) The contractor shall ensure that the conservator tank are full to its level before starting the dehydration.

Supply and filling of New transformer oil confirming to IS 335-1963 as amended and die electric strength not less than 60 KV for topping up/replacement of unserviceable transformer oil complete all as specified and as directed. Make : Electrol/Castrol

M & L for cleaning/maintenance/servicing of HT 11 KV OCB/VCB panels consisting of any Nos of all circuit breakers and checking the in coming/out going cable connection, grid insulator, spout insulator and tightening of connections including cleaning of in side surrounding at each sub stations complete all as specified and as directed.

Material and labour for painting distribution transformer with two coats of synthetic enamel paint of smoke grey colour after neatly cleaning and preparing the surface for the transformer of the following capacity including writing SM / MES No (5 cm height) with white enamel paint complete all as specified and as directed.

(a) 800 KVA TO 2000 KVA

(b) 200 KVA TO 630 KVA

Supply and fixing silica jel breather with new silica gel suitable for distribution transformer up to capacity 2000 KVA including taking out unserviceable complete all as specified and as directed.

Supply and fix inlet and outlet brass gate valve 32 mm/40mm heavy duty complete all as specified and as directed.

Disconnecting the transformer HT/LT cables earthing leads/strips complete 11/0.433 KV any type and capacity lifting transporting the same upto work shop for repair and dismantling (both side) the complete transformer accessories for repair/replacement to make the transformer serviceable including testing of transformer on load at site after repair complete all as specified and directed. Note: (i) Spares/accessories measured and paid separately under relevant items including refixing the transformer on platform and commissioning of transformer at site as directed. (ii) The transformer shall be repaired in authorized workshop of manufacturer and original bill of the same will be submitted by the contractor as proof.

Material and labour for winding of transformer with supper enameled copper wire of existing gauge of retrived winding for transformer HV side suitable for 11/0.433 KV step down distribution type any capacity complete all as specified and directed.

Material and labour for winding of transformer with supper enameled copper wire of existing gauge of retrived winding for transformer LV side suitable for 11/0.433 KV step down distribution type any capacity complete all as specified and directed.

M & L danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white with letter, figures and conventional skulls and bones in signal red colour and fixed with MS clamps bolts and nuts of approved size 25cm x 20cm complete all as specified and as directed

S & F in repair indicator lamp assembly complete LED type suitable for 30V DC or 110V AC including fixing of HT OCB Make : Minic control

S & F in repairs fixed arching contacts 3 pole suitable for the existing ACBs upto 1250 Amps capcity make : Crompton Greaves Cat Part No: 2102A3 or equivalent

S & F in repairs moving arching contacts 3 pole suitable for the existing ACBs upto 1250 Amps capcity make : Crompton Greaves Cat Part No: 2101A3 or equivalent

S & F in repair Arc chute set of three suitable for the existing ACBs upto 1250 Amps capacity make : Crompton Greaves Cat Part No: 2101A3

S & F in repair shunt trip coil suitable for ACBs upto 1250 Amps capacity make : Crompton Greaves

M&L for HT bushing 11000 Volts insulator for transformer of capacity 200 KVA to 630KVA

M&L for HT bushing 11000 Volts insulator for transformer of capacity 800 KVA to 2000 KVA

M&L for LT bushing insulator 1100 Volts for transformer of capacity 200 KVA to 630KVA

M&L for LT bushing insulator 1100 Volts for transformer of capacity 800 KVA to 2000 KVA

Supply only hand gloves HT for operating /handling sub station of 11KV ISI marked complete all as specified and as directed Make : Jaipuria Brothers or equivalent

Material and labour for cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 sq mm complete all as specified and directed.

Material and labour for cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sq mm complete all as specified and directed.

Material and labour for 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 50 to 95 sq mm complete all as specified and directed.

Material and labour for 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 to 185 sq mm complete all as specified and directed.

Material and labour for replacement of existing unserviceable steel tubular swaged pole 11 mtr long with cast iron base plate, finial taper plug, bolts, nuts and screws as specified type 410 SP 55, including painting with anti corrosive paint internally complete and externally complete with two coat of synthetic enamel aluminium paint over a coat of red oxide primer and preparation of surface including marking of pole Nos with black paint complete all as specified and as directed.

Supply, laying, jointing and testing cable XLPE insulated screened PVC bedded galvanized steel strip or wire armoured, electric power cables (Heavy duty) 11000 volts grade with stranded aluminum conductor of cross sectional area 3 core 185 sq mm including taking out/down old existing unserviceable cable complete all as specified and directed.

Supply, laying, jointing and testing cable XLPE insulated screened PVC bedded galvanized steel strip or wire armored, electric power cables (Heavy duty) 11000 volts grade with stranded aluminum conductor of cross sectional area 3 core 95 sq mm including taking out/down old existing unserviceable cable complete all as specified and directed.

Material and labour for un-reinforced precast concrete cable cover class HV, type I, flat size 300 mm X 180 mm X 40 mm as protection to underground cable laid dry and flat adjoining each other complete all as specified and directed.

Material and labour for dismantling of old unserviceable lightening arrester and supply and fix new lightening arrester non liner type confirming to IS No 3070 part I complete with all fittings, transmission class discharge capacity 65 KA suitable for 11 KV including making connections with over head line with ACSR conductor on poles complete all as specified and directed.

Material and labour for replacement of existing unserviceable cross arms, bracings, supports, clamps and back plates fabricated from steel section including nuts, bolts, washers, welding bending cold or hot drilling holes for bolts in any shape ors size as indicated or directed and inclusive of oneprimer coat, one under coat and one finishing coat of alumn paint complete all as specified and directed.

Material and labour for replacement of existing unserviceable disc type insulator porcelain vitreous 145 mm height and 225 mm dia ball and socket type white brown or green with tension clamp for conductor working pressure 11000 volts complete all as specified and directed.

Material and labour for replacement of existing unserviceable pin type insulator porcelain vitreous white brown or green insulator including one galvanized spindle two galvanized washer and one galvanized nut 150mm height and 150mm dia for working pressure 11000 volts complete all as specified and directed.

Material and labour for servicing of two pole, structure complete including replacement of unserviceable jumper, sleeve vice type connector GI Clamps 'T' connector run connector run through clamps, bolts nuts washer connecting lugs/thimbles knife, contacts applying Petrolium jelly to the moving as well fixed contacts, tightening all the connection for its smooth functioning and preparing old painted surface of the structure such as poles, cross arms, bracing and supports clamps back plate complete painting of one coats of anti corrosive aluminium paint complete all as specified and directed. Marking the pole No/feeder name with black enamell paint complete all as specified and directed. Note: No Extra payment will be made for the spares reqd to keep the two pole structure in satisfactory functioning state throughout contract period other than given in schedules.

Material and labour for plain cement concrete 1:4:8 type D2 using 40 mm graded stone aggregate for foundation filling of poles as mass concrete complete all as specified and directed.

Material and labour for PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate as in coping of poles/stays etc complete all as specified and directed.

Material and labour for servicing of four pole, structure complete including replacement of unserviceable jumper, sleeve vice type connector GI Clamps 'T' connector run connector run through clamps, bolts nuts washer connecting lugs/thimbles knife, contacts applying Petrolium jelly to the moving as well fixed contacts, tightening all the connection for its smooth functioning and preparing old painted surface of the structure such as poles, cross arms, bracing and supports clamps back plate complete painting of one coats of anti corrosive aluminium paint complete all as specified and directed. Marking the pole No/feeder name with black enamell paint complete all as specified and directed. Note: No Extra payment will be made for the spares reqd to keep the four pole structure in satisfactory functioning state throughout contract period other than given in schedules

Material and labour for cutting, removing the vegetation growth and surface dressing all around the installation yard/transformer/LT panel Board areas external only to keep always installation clean and tidy. Note: All the installation yards/area shall be kept clean throught contract period by repeatedly by remaining the grass/shrubs as many time reqd depending on the growth of grass measurement will be measured and paid only once throughout contract period.

Supply, installation. connecting electrically and commissioning switch air break, gang operated, tripple pole mounted on insulators 15 Nos and steel frame with operating mechanism in worked from ground level, drop out fuse, for current rating 400 amps and working voltage 11000 volts all including taking old unserviceable switch air break, gang operated as required at site or directed.

Material and labour for cutting/trimming tree branches along the over head HT/LT lines up to 3.0 mtr from electric line on both sides of the span and disposing of the cut tree/branches at places complete all as specified and directed.

GURU ENTERPRISES

RAHUL ENTERPRISES

UNIVERSAL ENGINEERING

M AND V ENTERPRISES

devan enterprises

Archana Enterprises