REPAIR REPLACEMENT LT OVER HEAD LINES, UG CABLES, LT PANELS AND CONNECTED ITEMS INCLUDING IMPROVEMENT OF ELECTRIC DISTRIBUTION SYSTEM AND REPAIR / MAINT OF TRANSFORMER ,VOLTAGE STABLIZER , LT SWITCHES ETC CONNECTED ITEMS AT RAKHMUTHI AREA UNDER GE (S

Amount

Excavation in trenches, not exceeding 1.50 mtr wide and not exceeding 1.50mtr in depth; not exceeding 10 Sqm on plan and not exceeding 1.50 mtr in depth and getting out, in any type of soil, for laying pipe line/Cable etc, complete all as specified and as directed by Engineer-In-Charge.

Excavation in trenches, not exceeding 1.50 mtr wide and exceeding 1.50mtr but not exceeding 3.0mtrs in depth, not exceeding 10 Sqm on plan and not exceeding 3.0 mtr in depth and getting out, in any type of soil, for laying electric cables or foundation of poles/ stays etc, complete all as specified and as directed by Engineer-In-Charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25Cm, complete all as specified and directed by Engineer-In-Charge.

Removing excavated materials/ soils, to a distance not exceeding 50mtrs and depositing where directed at a level not exceeding 1.50mtrs, complete all as specified and directed by Engineer-In-Charge.

Sand cushioning to protection of underground cables, laid 8 Cm before laying and 15 Cm after laying of cable, and punned to form an overall layer of 18 Cm thick, complete all as specified and directed by Engineer-In-Charge. Note: Punned thickness shall be measured.

Sub class ‘B’ bricks, modular size, brick covering laid dry, flat, transversally along the length of cable on sand cushioning for mechanical protection of cable, with width equal to the length of the brick, complete all as specified.

S&F in replacement of old cracked/ damaged, concrete poles with new pre-stressed concrete pole, 9.0 metres long, cross section 102mmx172mm at top and 102mmx279mm at bottom, class 10, including painting strips in black and white colour, 300mm thick, upto 1.50mtr height, from top of PCC coping with synthetic enamel paint after preparing the surface, complete all as specified and as directed by Engineer-In-Charge. Note: Excavation, earth work and concrete in foundation shall be measured and paid separately under respective items of BOQ.

Plain cement concrete M-7.50 (1:4:8), type D-2 (using 40mm graded crushed stone aggregate), as in or as mass concrete in foundation of poles/ stays etc, complete all as specified and as directed by Engineer-In-Charge.

Plain cement concrete M-10 (1:3:6), type C-2 (using 40mm graded crushed stone aggregate), as in or as mass concrete in foundation of poles/ stays etc, complete all as specified and as directed by Engineer-In-Charge.

Plain cement concrete M-15 (1:2:4), type B-1 (using 20mm graded crushed stone aggregate), as in coping of poles including necessary form work, finish even and smooth without using extra cement, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged over head conductor with new over head, aluminium conductor, steel reinforced, weasel, from any type/ height of poles including proper binding with existing insulators, complete all as specified and as directed by Engineer-In-Charge. Note: Weight of ACSR or all aluminium conductors drawn for overhead lines is to be determined by measuring taut horizontal distance between centers of two adjacent poles and compounding the weight of conductors of that size and length and 3% extra added for sag, jointing, jumpers, etc. Note:- quoted Unit Rates of ACSR conductor shall deem to be included of Sag @ 3.0%, nothing extra shall be admissible on this account.

Replacement of old unserviceable/ damaged Mild steel in cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one coat of red oxide primer, one under coat and one finishing coat of aluminium paint, complete all as specified and as directed by Engineer-In-Charge.

All as per srl item No 12.00 above but except cross arrms, bracings, supports, clamps and back plates etc

Replacement of old stay strand of any specification with new stay strand galvanised, 7/4mm, complete all as specified and as directed by Engineer-In-Charge.

Taking out existing binding wire from insulators of loose overhead conductors (any number of conductors) including earth wire of LT lines and restreching ACSR conductor to required sag up to the satisfaction of Engr-in-charge including re-binding the conductor with new aluminium binding wire, jumpering of any type of conductor, re-connecting of service connections, street light connections complete all as directed. (Note: (a) Necessary T&P like Ladder, rope, pulling machine, vehicle etc shall be arranged by the contractor.) (b) Quoted unit rate against this item shall be for 100M Span. Length shall be proportionate of 100M and shall be adjusted accordingly.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 10.0 Sqmm, 2.0-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 16.0 Sqmm, 2.0-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 16.0 Sqmm, 4.0-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 25.0 Sqmm, 3.50-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 35.0 Sqmm, 3.50-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 50.0 Sqmm, 3.50-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 70.0 Sqmm, 3.50-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 95.0 Sqmm, 3.50-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 120Sqmm, 3.50-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Replacement of old unserviceable/ damaged LT XLPE cable with new XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross-sectional area 150 Sqmm, 3.50-core, laid in trenches or passing through pipes, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Supply and fixing in replacement, 1100 Volts grade, heavy duty, multi-stranded cable, PVC insulated aluminium conductor, multi-stranded, cross sectional area 4 Sqmm, 2-core, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 50 Centimetre apart Including 4.0mm suspension wire, one twin core cable flat or circular, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixing in replacement, 1100 Volts grade, heavy duty, multi-stranded cable, PVC insulated aluminium conductor, multi-stranded, cross sectional area 6 Sqmm, 2-core, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 50 Centimetre apart Including 4.0mm suspension wire, one twin core cable flat or circular, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixing in replacement, 1100 Volts grade, heavy duty, multi-stranded cable, PVC insulated aluminium conductor, multi-stranded, cross sectional area 10.0 Sqmm, 2-core, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 50 Centimetre apart Including 4.0mm suspension wire, one twin core cable flat or circular, complete all as specified and as directed by Engineer-In-Charge.

S&F in replacement of LED Post Top lantern 40W with, moonlight effect and efficient light distribution IP65 Rated and efficeint light distribution mounted on existing pole and making connetion, complete all as specified and directed by Engineer-In-Charge. Make: Crompton cat part No- LPTM-40-CDL/ or equivalent makes in Osram/Philips/Havells

Replacement of old unserviceable/ damaged stay assembly with new stay assembly, galvanised iron, complete with accessories as shown in electrical plate No-1, diameter of stay rod 20mm dia, including galvanised iron stay plate 300x300x6mm, galvanised iron thimble, 14mm dia 400mm long stay bow and galvanised iron nuts bolts, washers including loop type insulator, vitreous porcelain, white, brown or green, large size, with overall dimensions 65x90mm, clearance of hole 16.0mm, including stay wire, galvanised iron, stay wire 7/4mm stranded, complete all as specified and as directed by Engineer-In-Charge. Note: Excavation, earth work and PCC shall be measured and paid separately under relevant item of Schedule ‘A’/ BOQ.

Replacement of old unserviceable/ corrosion GI earth wire with new galvanised iron wire as in earth wire or wire guard, cradles, hexagonal/ rectangular, fabricated with galvanised steel wire of 4.0mm dia from any position, LT poles of any type and any height including binding wire, 1.60mm dia, galvanised iron, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged shackle type insulator with new shackle Type, Porcelain, vitreous, white, brown or green insulator size 100mm height, 115mm dia including galvanised mild steel straps 31x5mm and insulator bolts of bolts 14mm dia, washers, nuts, for working pressure 1100 volts grade, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged pin type insulator with new pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 100mm height, 65mm dia for 1100 volts grade, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged loop type with new loop type insulator, vitreous porcelain, white, brown or green, with overall dimensions 65x90mm, clearance of hole 16mm, for 1100 volts grade, complete all as specified and as directed by Engineer-In-Charge.

Preparation of surfaces of old painted pre-stressed concrete LT poles of any size, any section, cleaning the surface with mild steel wire brush and painting pole with one coat of black and white synthetic enamel paint in alternate strips, 30 cm thick each, up to 1.50 mtrs height from the top of coping including marking pole Nos with synthetic enamel paint, in uniform size black colour paint on circle with yellow paint, complete all as specified and as directed by Engineer-In-Charge.

Felling/ cutting of tree not exceeding 30cm girth including cutting of trunk, and branches along the over head LT/ HT lines/ poles, in 3.0mtrs radius all around the conductor and disposal of material to a distance not exceeding 50mtrs and clearing site including making surface even with all necessary tools, plants and manpower, complete all as specified and as directed by Engineer-In-Charge. (Note: (a) Necessary T&P like Ladder, trimmer for branch cutting, Safety equipments etc shall be arranged by the contractor without any extra cost to the Deptt.)

Cutting wild grass, bushes, creaper, unwanted vegetation from inside / surrounding of E/M installations, near transformers, pole structures etc including cutting creapers from barbed / cattle fencing of the installations as when directed and removing of unwanted material from installation compound and depositing where directed. (Note : (a) The item shall be operated maximum three times in entire period of contract in the same installations. (Area measured separately each time). (b) Measurement of cleaning fencing will be measured based on the height between top line and bottom line of barbed wire/ chain link / cattle fencing multiplying by the length involved.)

Digital voltmeter, range 0-500 Volts, size 96mmx96mm, suitable for LT panels, fixing in repairs, complete all as specified and as directed by Engineer-In-Charge.

Digital ammeter, range 0-100 Amps, size 96mmx96mm, suitable for LT panels, fixing in repairs, complete all as specified and as directed by Engineer-In-Charge.

Indiactor lamp, LED type (RYB), suitable for LT panels, fixing in repairs, complete all as specified and as directed by Engineer-In-Charge.

Preparation of surfaces of old painted mild steel LT panel/ Feeder pillar box of any size, any descriptions, cleaning the surface with mild steel wire brush and spray painting with one coat of synthetic enamel paint including marking panel Nos with synthetic enamel paint, in uniform size black colour paint on circle with yellow paint, complete all as specified and as directed by Engineer-In-Charge.

Material & labour for earthing in replacement of complete with galvanised cast iron earth plate electrode of size 600x600x6.3mm thick buried directly in ground less than 3.0m deep below normal ground level as earth electrode with top edge of the earth plate not less than 2.25mtr below ground level using GI strip 32x6 mm dia as earth continuity conductor connected to earth plate by means of welding, GI thimbles, nuts, bolts & washers all as directed including providing earth wire protection pipe of GI tubing light grade 40mm dia from earth plate to main switch board/panel, watering pipe 20mm dia with wire mesh and funnel at top, earth pit and RCC pit cover with handle of angle iron frame of size 40 x 40 x 6mm in PCC 1:3:6 adequate quantity of charcoal dust and salt and kalmi shore all around the earth plate, earth work in any type of soil remaining surplus excavated material all as required at site and specified in EP No 3 of SSR part I 2009 or directed by Engineer-in-charge and incl testing on completion. NOTE :- (i) Item of earthing includes cost of 7.5 m long GI strip of size 32x6mm with protection pipe of 40mm dia GI medium grade, any variation in length shall be adjusted through deviation order based on SSR rates Reduced by (-40)%. (ii) On testing after completion of earthing if the desired earth resistance is not obtained earthing will be re-done by the contractor at his own risk and cost.

Earthing complete with galvanised steel earth plate electrode 60 cm x 60cmx6mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5 meters below normal ground level. connecting to the GI wire 4 mm dia by means of bolls, nuts, check nuts and washers of galvanised iron and earth wire protected by provision of GI light grade pipe 15 mm bore including provision of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone aggregates with 40mm thick cover of RCC (1:2:4) reinforced with XPM weight not less than 4 Kg/Sqm) and frame of angle iron 25x25x6mm with lugs 02 Nos and handle of 6mm dia MS bar made to shape, GI medium grade 20mm bore pipe for watering , perforated at bottom. 1.75 metre long placed on top edge of earth plate. charcoal and common salt filling with fixing arrangement, funnel wire mesh and earth work in soft soil returning filling in and removal of surplus soil to a distance not exceeding 50 meters all as per electrical plate 3 of SSR-2009 Part-I and connecting to earth test point all as specified or indicated including testing on completion. NOTE :- (i) Item of earthing includes cost of 7.5 m long GI wire of size 4 mm dia with protection pipe of 15mm dia GI medium grade, any variation in length shall be adjusted through deviation order based on SSR rates Reduced by (-40)%. (ii) On testing after completion of earthing if the desired earth resistance is not obtained earthing will be re-done by the contractor at his own risk and cost.

Replacement of old damaged earth strip with new galvanised iron strip, size 32x6mm with saddles and fixing screws etc.; fixed along with external surface from lightening arrester at roof top to test point conductors above ground, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old damaged earth wire with new galvanised iron wire, size 4.0mm dia with saddles and fixing screws etc.; fixed along with external surface from lightening arrester at roof top to test point conductors above ground, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged PVC separator/ spacer with new PVC separator/ spacer, polypropylene composite moulded or bolted type, including all nuts, bolts and washers, suitable for two wires on LT over head line to maintain the uniform space between the ACSR conductors, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged PVC separator/ spacer with new PVC separator/ spacer, polypropylene composite moulded or bolted type, including all nuts, bolts and washers, suitable for three wires on LT over head line to maintain the uniform space between the ACSR conductors, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged PVC separator/ spacer with new PVC separator/ spacer, polypropylene composite moulded or bolted type, including all nuts, bolts and washers, suitable for four wires on LT over head line to maintain the uniform space between the ACSR conductors, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged GI pipe with new GI pipes/ Tubes, 'medium grade', galvanised, 50mm bore, ISI marked, laid in trenches or fixed to walls/ poles with mild steel clamps, nuts, bolts and washers; for protection of electric cable, complete all as specified and as directed by Engineer-In-Charge.

Description all as per serial item No- 51.00 here-in-before but for 80mm bore pipe.

Replacement of old unserviceable/ damaged MCCB with new MCCB, four pole, 415 Volts, adjustable thermal and adjustable magnetic setting, 400 Amps with breaking capacity 36 KA, having indicating lamp, Ics=100% and Icu as per IEC 60947-2, complete all as specified and as directed. Make: Schneider cat part No- LV540309 or equivalent in L&T/ Legrand/ ABB/ Siemens.

Replacement of old unserviceable/ damaged MCCB with new MCCB, Four pole, 415 Volts, adjustable thermal and adjustable magnetic setting, 630 Amps with breaking capacity 50 KA, having indicating lamp, Ics=100% and Icu as per IEC 60947-2, complete all as specified and as directed. Make: Schneider cat part No- LV563319 or equivalent in L&T/ Legrand/ ABB/ Siemens.

Replacement of old unserviceable/ damaged MCCB with new MCCB, Four pole, 415 Volts, adjustable thermal and adjustable magnetic setting, 200 Amps with breaking capacity 36 KA, having indicating lamp, Ics=100% and Icu as per IEC 60947-2, complete all as specified and as directed. Make: Schneider cat part No- LV525342 or equivalent in L&T/ Legrand/ ABB/ Siemens.

Replacement of old unserviceable/ damaged MCCB with new MCCB, Four pole, 415 Volts, adjustable thermal and adjustable magnetic setting, 100 Amps with breaking capacity 16 KA, having indicating lamp, Ics=100% and Icu as per IEC 60947-2, complete all as specified and as directed. Make: Schneider cat part No- C11E6TM100B or equivalent in L&T/ Legrand/ ABB/ Siemens.

Replacement of old unserviceable/ damaged MCCB with new MCCB, Four pole, 415 Volts, adjustable thermal and adjustable magnetic setting, 63 Amps with breaking capacity 16 KA, having indicating lamp, Ics=100% and Icu as per IEC 60947-2, complete all as specified and as directed. Make: Schneider cat part No- C11E6TM063B or equivalent in L&T/ Legrand/ ABB/ Siemens.

S&F in replacement of old unserviceable/ damaged Change over switch with new Change over switch, in sheet metal enclosures OFF LOAD, rating 100 Amps, four pole, 415 Volts, AC, 50 Hz, with center handle, conforms to IS:13947 (Part-3); IEC:60947-2, with stain less steel enclouser complete all as specified and as directed by Engineer-In-Charge. Make: Indo-Asian cat part No- OFFPO100 or equivalent in L&T/ Legrand/ ABB/ Siemens.

S&F in replacement of old unserviceable/ damaged Change over switch with new Change over switch, in sheet metal enclosures OFF LOAD, rating 200 Amps, four pole, 415 Volts, AC, 50 Hz, with center handle, conforms to IS:13947 (Part-3); IEC:60947-2, with stain less steel enclouser complete all as specified and as directed by Engineer-In-Charge. Make: Indo-Asian cat part No- OFFPO200 or equivalent in L&T/ Legrand/ ABB/ Siemens.

Supply only electronic LED driver for LED light fittings, capacity 30 Watt, 50Hz, complete all as specified and directed by Engineer-In-Charge. Make: Havells/ Crompton Greaves/ Bajaj/ Wipro/ Phillips/C&S.

Supply only electronic LED driver for LED light fittings, capacity 45 Watt, 50Hz, complete all as specified and directed by Engineer-In-Charge. Make: Havells/ Crompton Greaves/ Bajaj/ Wipro/ Phillips/C&S.

Supply only electronic LED driver for LED light fittings, capacity 60 Watt, 50Hz, complete all as specified and directed by Engineer-In-Charge. Make: Havells/ Crompton Greaves/ Bajaj/ Wipro/ Phillips/C&S.

Replacement of old unserviceable rubber mat with new synthetic rubber insulating mat for preventing HT shock, thickness not less than 25mm, size 2.00x1.00 mtrs, complete all as specified and as directed by Engineer-In-Charge.

S&F in replacement of SITC of high-quality integrated LED Street Light with a minimum system lumen of 4950 Lm and system wattage not exceeding 45W with a nominal efficiency 110 lumen/watt. CCT of 5700K with SDCM of < 5 and CRI >70. The housing should be of non-corrosive high-pressure die-cast aluminum with heat resistant toughened clear glass to with stand extreme environments with PF > 0.95. Lifetime of 50K hours @L70.The Ingress protection should be minimum IP 66 with an IK rating of 07. The Luminaire should have 4KV internal 10KV external surge protection in the Luminaire.Manufacturer shall have inhouse lab approved by NABL or ministry of science of govt of India. LM 79 and LM80 reports need to be submitted from a NABL/UL accredited lab to verify above parameters and including suitable size and length of flexible copper wire and making the connection, complete all as specified, complete all as specified. Make : Crompton cat part No CRP-409-45-57-SL-LM-NSR or Equivalent makes in Wipro/Philips. Warranty certficate for 2 years to be provided by Employee of Organization of Terittory.

S& F in replacement of House service bracket for mounting light fittings House service bracket any type complete with 1.50mtr long galvanised iron pipe 40mm dia medium grade, bent to required shape including mild steel clamps of flat iron 40x6mm, hook, stay, nut, bolt and washer including painting with two coats of synthetic enamel paint over one coat of red oxide primer

S& F in replacement of Factory made LT electrical panel board in repair indoor type AC, 3 phase, 4 wire, 415 / 500 V, 50 Hz, cubical indoor type, fabricated with 3.40 mm thick made mild steel sheet /CRCA , powder coated , CPRI Approved , bottom with detachable plates, front and rear with hinged type double door and locking arrangements, chamber for cable entry and exit, chamber for aluminium bus bars including aluminium bus bars 4 Nos, 400 amps capacity insulated with coloured PVC sleeves mounted on existing frame of mild steel angle iron , make embedded in Plain Cement Concrete M-10 (1:3:6), type C-1 (using 20mm graded crushed stone aggregates) 300mm below the ground level and required masonry in brick work in cement mortar 1:6 incl suitable insulators and separators, holes drilled for connections, complete suitable for mounting following switch gear items internally connected with suitable capacity aluminium strip/ rods insulated, complete all as specified and comprising of the followings:- OUTGOING :- (a) MCCB 4 Pole, 415 V, Thermal Magnetic type, 125 Amps with breaking capacity 25 KA - 03 No. (b) MCB 2 Pole, 415 V, 20 Amp rating with sensitivity of 30 MA - 02 No. INCOMING :- (c) MCCB 4 Pole, 415 V, Thermal Magnetic type, 160 Amps with breaking capacity 25 KA - 01 No (d) AC Three phase static energy meter of accuracy class 1.0 ,3 X 240 V ,50 Hz with Backlit LCD display of rating 10 - 60 A (measures and displays KWH ,V, Current I, KW, pf last month history of KWH, MD in KW) with special features like TOD, temper logging, optical communication port display in absence of power with transparent hinge type box-01 Nos (e) Phase indication lamps - 3 Nos.

Replacement of old unserviceable/ damaged cable jointing kit with new cable jointing kit for Cable jointing kit for 1.1 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm, 3.0-core, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged cable jointing kit with new cable jointing kit for Cable jointing kit for 1.1 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm, 3.0-core, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged cable jointing kit with new cable jointing kit for 1.1 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 50.0 Sqmm to 95.0 Sqmm, 3-core, complete all as specified and as directed by Engineer-In-Charge.

Supplying, testing and laying in replacement of 1100V Grade L.T. Aerial Bunched Cable of size 3x50 + 1x16 + 1x35 sq.mm (Phase Wire + Neutral Wire + Insulated Messenger Wire) having three Power Core & One insulated Messenger Core of stranded compacted circular Aluminium Black coloured XLPE insulated & Core identification by ridges, one, two and three & four respectively. Neutral Wire should be of stranded compacted Circular Aluminium Alloy Conductor conforming to IS 8130/1984, IS-398(Part-IV)/1979 and IS-14255/1995 with upto date amendments, if any, composition of phase wire, neutral wire and messeanger wire all shall conform to manufacturer instructions subject to compliance with Electricty manual /Indian Electricity Act -2003, and there by changes in the size of messeanger and neutral wire, nothing shall be admissible on this ground, including necessary connecting accessories like Anchor Clamps (3 Bolt and 2 Bolt Type), Eye hook with Suspension Clamp Assembly, PCC Pole Clamp, Insulation Piercing Connectors with cover or P.G.Connectors with insulation cover,Water Proof pre-insulated Hexagonal Compression Connectors & Lugs etc , complete all as specified and as directed by Engr-in-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

M&L for servicing feeder piller box, after dismentalling the incoming and outgoing connection from MCCB/Busbar and replacement of old burnt/ Overheated unsv lugs terminal, nuts, bolts, washers, sleeves, supporting insulater etc and checking the serviceablity MCB/MCCB earth continuity conducter and strip etc complete all as specified and directed. Note : Spare Parts such as Lugs, terminal, nut bolt, PVC sleeve, insulater deeemed to be included in the quoted item. repair of LT Panel/Feeder pillar doors/ shutters by welding at site with replacement of hinges,locking knob ,replacement of damaged/wornout aluminiun busbar/extended strips of MCCBs, post insulator,Thimbles of in/out cables,nutbolt etc.

Supplying, testing and laying in replacement of 1100V Grade L.T. Aerial Bunched Cable of size 3x25 + 1x25 + 1x16 sq.mm (Phase Wire + Neutral Wire + Insulated Messenger Wire) having three Power Core & One insulated Messenger Core of stranded compacted circular Aluminium Black coloured XLPE insulated & Core identification by ridges, one, two and three & four respectively. Neutral Wire should be of stranded compacted Circular Aluminium Alloy Conductor conforming to IS 8130/1984, IS-398(Part-IV)/1979 and IS-14255/1995 with upto date amendments, if any, composition of phase wire, neutral wire and messeanger wire all shall conform to manufacturer instructions subject to compliance with Electricty manual /Indian Electricity Act -2003, and there by changes in the size of messeanger and neutral wire, nothing shall be admissible on this ground, including necessary connecting accessories like Anchor Clamps (3 Bolt and 2 Bolt Type), Eye hook with Suspension Clamp Assembly, PCC Pole Clamp, Insulation Piercing Connectors with cover or P.G.Connectors with insulation cover,Water Proof pre-insulated Hexagonal Compression Connectors & Lugs etc , complete all as specified and as directed by Engr-in-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Supplying, testing and laying in replacement of 1100V Grade L.T. Aerial Bunched Cable of size 3x35 + 1x25 + 1x16 sq.mm (Phase Wire + Neutral Wire + Insulated Messenger Wire) having three Power Core & One insulated Messenger Core of stranded compacted circular Aluminium Black coloured XLPE insulated & Core identification by ridges, one, two and three & four respectively. Neutral Wire should be of stranded compacted Circular Aluminium Alloy Conductor conforming to IS 8130/1984, IS-398(Part-IV)/1979 and IS-14255/1995 with upto date amendments, if any, composition of phase wire, neutral wire and messeanger wire all shall conform to manufacturer instructions subject to compliance with Electricty manual /Indian Electricity Act -2003, and there by changes in the size of messeanger and neutral wire, nothing shall be admissible on this ground, including necessary connecting accessories like Anchor Clamps (3 Bolt and 2 Bolt Type), Eye hook with Suspension Clamp Assembly, PCC Pole Clamp, Insulation Piercing Connectors with cover or P.G.Connectors with insulation cover,Water Proof pre-insulated Hexagonal Compression Connectors & Lugs etc , complete all as specified and as directed by Engr-in-Charge. Make: GRANDLAY/ UNIVERSAL/ KEI.

Re-stretching only for aluminium conductor steel reinforced including earth wire, of any size and type, maintaining required sag, fixed poles of any height and type with insulators, fixed with aluminium binding wire including all required labours, tools and plants, including making all necessary connection, complete all as specified and as directed by Engineer-In-Charge.

Disconnecting electrical connections from HT and LT sides of old serviceable/ damaged/ burnt step down transformers of any descriptions, capacity exceeding 25 KVA but not exceeding 100 KVA, any type and taking down from the platforms or mounted on exisiting position (four poles/ two pole structure) by hydraulic cranes of suitable capacity and transporting by truck/ lorry to the workshop, opening top cover, draining out the transformer oil in clean barrels, cleaning of sludge from oil tank and conservator tank, cleaning and polishing of tapping contact point, opening carefully copper wire/ strip wound LT coils and rewinding the same after providing new necessary insulating packing material by using the same old strip/ wire, refitting top cover with replacement of studs, nuts, bolts, washers and gasket after repairs/ replacement of unserviceable parts and cleaning the transformer and making the transformer absolutely leak proof, pouring in the insulating oil in the transformer, placing in original position on four pole/ two pole structure/ platform at site and making all HT/LT connections including testing the transformer after necessary repairs, complete all as specified and as directed by Engineer-In-Charge. Note: Spares required for repair/ replacement of unserviceable parts shall be measured and paid separately under relevant items of BOQ.

Description all as per serial item No- 75.00 here-in-before but for transformer of capacity exceeding 100 KVA but not exceeding 160 KVA.

Description all as per serial item No- 75.00 here-in-before but for transformer of capacity exceeding 160 KVA but not exceeding 250 KVA.

Description all as per serial item No- 75.00 here-in-before but for transformer of capacity exceeding 250 KVA but not exceeding 400 KVA.

Supply and fixing in replacement of HT coil of transformer capacity 25 KVA to 400 KVA, made of super enameled copper winding wire/ strip of existing insulation, gauge and specifications, complete all as specified and as directed by Engineer-In-Charge. Note: HT coil shall have same number of turns of winding wire and with matching to manufacturer design. Make: ATLAS/ HTP/ BIC.

Supply and fixing in replacement of LT coil of transformer capacity 25 KVA to 400 KVA, made of super enameled copper winding wire/ strip of existing insulation, gauge and specifications, complete all as specified and as directed. Note: LT coil shall have same number of turns of winding wire and with matching to manufacturer design. Make: ATLAS/ HTP/ BIC.

Replacement of old unserviceable/ damaged HT bushing assembly with new HT bushing assembly (Set of three) with insulated brass stud including nuts, bolts and washers, suitable for transformer of any type, capacity 25 KVA to 100 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as per serial item No- 81.00 here-in-before but for transformer of capacity exceeding 100 KVA but not exceeding 200 KVA capacity.

Description all as per serial item No- 81.00 here-in-before but for transformer of capacity exceeding 200 KVA but not exceeding 400 KVA capacity.

Replacement of old unserviceable/ damaged LT bushing assembly with new LT bushing assembly (Set of Four) with insulated brass stud including nuts, bolts and washers, suitable for transformer of any type, capacity 25 KVA to 100 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as per serial item No- 84.00 here-in-before but for transformer of capacity exceeding 100 KVA but not exceeding 200 KVA capacity.

Description all as per serial item No- 84.00 here-in-before but for transformer of capacity exceeding 200 KVA but not exceeding 400 KVA capacity.

Replacement of old unserviceable/ damaged temperature gauge with new temperature gauge, suitable for transformer of any type, capacity 25 KVA to 100 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as per serial item No- 87.00 here-in-before but for transformer of capacity exceeding 100 KVA but not exceeding 200 KVA capacity.

Description all as per serial item No- 87.00 here-in-before but for transformer of capacity exceeding 200 KVA but not exceeding 400 KVA capacity.

Replacement of old unserviceable/ damaged tap changing assembly with new tap changing assembly, off load, on HT winding to vary the voltage ±7.5%, in steps of 2.50%, including necessary connection, HT winding, re-insulation for complete functioning of tap changer, transformer capacity 25 KVA to 100 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as per serial item No- 90.00 here-in-before but for transformer of capacity exceeding 100 KVA but not exceeding 200 KVA capacity.

Description all as per serial item No- 90.00 here-in-before but for transformer of capacity exceeding 200 KVA but not exceeding 400 KVA capacity.

Dehydration and filtration of transformer oil after draining out oil from transformer by the dehydration machine at site or nearby transformer workshop to achieve di-electric strength 40 KV at 4mm gap, complete all as specified and as directed by Engineer-In-Charge. Note: (i) Cost of transportation of dehydration machine and other required materials and tools, plants shall be deemed to be included in the quoted rates. (ii) Test certificate of di-electric strength shall be produce before and after dehydradation and filtration process.

Replacement of old unserviceable/ damaged air breather assembly with new air breather assembly with silica gel suitable for 11/0.433 KV transformer including nuts, bolts and washers, suitable for transformer 25 KVA to 100 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial item No- 94.00 here-in-before but for transformer of capacity exceeding 100 KVA but not exceeding 200 KVA capacity.

Description all as serial item No- 94.00 here-in-before but for transformer of capacity exceeding 200 KVA but not exceeding 400 KVA capacity.

Supply only fresh transformer oil to top-up and filling in the existing transformer, di-electric strength not than 45 KV, meeting Bureau of Indian Standards: IS 335-1993 (Reaffirmed-2005) specification, examined in a 100mm thick layer at 270°C, clear, transparent and free from all type of suspended matter or sediment, complete all as specified and as directed by Engineer-In-Charge. Make: IOCL/ HPCL/ BPCL/ Reliance.

Preparation of old, external surface of transformers capacity 25 KVA to 100 KVA, by removing the scrap, rust, washing including cleaning and spray painting with two coats of synthetic enamel paint including numbering MES No in white colour synthetic enamel paint, at site or at workshop, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial item No- 98.00 here-in-before but for transformer of capacity exceeding 100 KVA but not exceeding 200 KVA capacity.

Description all as serial item No- 98.00 here-in-before but for transformer of capacity exceeding 200 KVA but not exceeding 400 KVA capacity.

Disconnecting electric connections of servo voltage stabilizers, capacity 15 KVA to 30 KVA, draining out the transformer oil in clean barrels for re-use, cleaning of sludge from oil tank and transporting to workshop for repairs and return back to it's original position after repairs including loading and unloading by mechenical means, complete all as specified and as directed by Engineer-In-Charge. Note: Spares required for repair/ replacement of unserviceable parts shall be measured and paid separately under relevant items of BOQ.

Description all as serial item No- 102.00 here-in-before but for servo voltage stabilizer of capacity exceeding 30 KVA but not exceeding 60 KVA capacity.

Description all as serial item No- 102.00 here-in-before but for servo voltage stabilizer of capacity exceeding 60 KVA but not exceeding 100 KVA capacity.

Replacement of old unserviceable Printed Circuit Board (PCB) with new Printed Circuit Board (PCB) of voltage stabilizer as per existing make and type, capacity 15 KVA to 30 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial item No- 30.00 here-in-before but for servo voltage stabilizer of capacity exceeding 30 KVA but not exceeding 60 KVA capacity.

Description all as serial item No- 105.00 here-in-before but forservo voltage stabilizer of capacity exceeding 60 KVA but not exceeding 100 KVA capacity.

Replacement of old unserviceable carbon bushes with new carbon bushes of voltage stabilizer as per existing make and type, capacity 15 KVA to 30 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all per as serial item No- 107.00 here-in-before but for servo voltage stabilizer of capacity exceeding 30 KVA but not exceeding 60 KVA capacity.

Description all as per serial item No- 107.00 here-in-before but for servo voltage stabilizer of capacity exceeding 60 KVA but not exceeding 100 KVA capacity.

Replacement of old unserviceable servo motor with new servo motor of voltage stabilizer as per existing make and type, capacity 15 KVA to 30 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial item No- 110.00 here-in-before but for voltage stabilizer of capacity exceeding 30 KVA but not exceeding 60 KVA capacity.

Description all as serial item No- 110.00 here-in-before but for voltage stabilizer of capacity exceeding 60 KVA but not exceeding 100 KVA capacity.

Replacement of old unserviceable Servo Dimmer Booster Coil with new Servo Dimmer Booster Coil, for automatic voltage corrections, make, type and design as per site requirement, suitable for voltage stabilizer capacity 15 KVA to 30 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial item No- 113.00 here-in-before but for voltage stabilizer of capacity exceeding 30 KVA but not exceeding 60 KVA capacity.

Description all as serial item No- 113.00 here-in-before but for voltage stabilizer of capacity exceeding 60 KVA but not exceeding 100 KVA capacity.

Replacement of old unserviceable control wiring with new control wiring of voltage stabilizer as per existing make and type, capacity 15 KVA to 30 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial item No- 116.00 here-in-before but for voltage stabilizer of capacity exceeding 30 KVA but not exceeding 100 KVA capacity.

Description all as serial item No- 116.00 here-in-before but for voltage stabilizer of capacity exceeding 100 KVA but not exceeding 250 KVA capacity.

Supply and fixing in replacement of/ re-winding of transformer coil of voltage stabilizer of capacity 25 KVA to 400 KVA, made of super enameled copper winding wire/ strip of existing insulation, gauge and specifications, complete all as specified and as directed by Engineer-In-Charge. Note: Transformer coil shall have same number of turns of winding wire and with matching to manufacturer design. Make: ATLAS/ HTP/ BIC.

Replacement of old unserviceable Dimmer Gear set with new cast iron Dimmer Gear set, for automatic voltage corrections, make, type and design as per site requirement, suitable for voltage stabilizer capacity 15 KVA to 30 KVA, complete all as specified and as directed by Engineer-In-Charge.

Description all as serial item No- 120.00 here-in-before but for voltage stabilizer of capacity exceeding 30 KVA but not exceeding 60 KVA capacity.

Description all as serial item No- 120.00 here-in-before but for voltage stabilizer of capacity exceeding 60 KVA but not exceeding 100 KVA capacity.

Construction of fire point having a platform as per standard design/ size and height, constructed in brick work in 1:4 cement mortar, and rendering 15mm thick on brick masonry surfaces in 1:4, plain cement concrete flooring with PCC as per zonal specifications, including roof covering in hut shape with 0.80mm thick plain galvanised iron sheet with angle iron 50x50x6mm and flat iron 40x60mm, fire point shall be painted in red colour synthetic enamel paint after preparation of surfaces having "FIRE POINT" word on top of roof covering in white colour synthetic enamel paint, complete all as specified. Note: Cost of following equipments/ accessories shall also be deemed inclusive in quoted rate: (a) 03 Nos. of fire extinguishers, discharge Carbon-di-oxide type, having 140Kg/Sqcm working pressure, ISI marked 6.50 Kg capacity with hose pipe, conforming to IS-2873, complete in all respect to working in any emergency situation and temperature between -30 to +55 degree centigrade. (b) Fire bucket duly paint in red colour and filling with fine sand- 02 Nos. (c) Fire beater duly painted in red colour- 02 Nos. (d) Shovel with long handle duly painted in red colour- 02 Nos. (e) Fire hook duly painted in red colour- 02 Nos.

Broken stone aggregate for loose filling in the area sarroundings of transformer, of gauge 20 mm to 40 mm graded, laying in layers thickness not exceeding 150mm, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixing in replacement of Display board, size 1.50x1.20x0.30 mtrs, and cubical type, made of 3.0mm thick acrylic sheet (transparent type) of superior quality having installation details in approved colour letters atleast 12mm wide and 100mm high, cubical shall be fixed on painted angle iron frame of size 40x40x6mm, 1500mm high from ground level, embedded in PCC 1:2:4 below 450mm from ground level, complete all as specified and as directed by Engineer-In-Charge. Note: Colour of letters shall be as approved by Engineer-In-Charge.

Supply, testing and commissioning in-replacement of air break switch with drop out fuse set 15 insulators, gang operated for 1.1 KV, triple pole, mechanically operated, vertical mounted on insulator and steel frame, with operating mechanism and galvanised iron operating rod, worked from ground level, consisting HT insulators as per ISS/ BSS, non ferrous knife and spring loaded contacts, arcing horns of adequate section to break magnetising current of TF’s for current rating upto 200 Amps, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixing in replacement of old unserviceable lightning arresters with new lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo Amp, suitable for 11000 Volts, complete all as specified and as directed by Engineer-In-Charge.

Material & labour for earthing complete with Copper earth plate electrode 600mmx600mmx3.15mm thick buried directly in ground (earth pit not less than 2.25mtr deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level earth plate connected with Copper strip of size 20x3mm by means of lugs, bolts, nuts, check nuts, washers of galvanised iron GI protection pipe 32mm bore light grade all as shown in elect plate No.5 of SSR part I connecting to panel, including excavation, earth work, salt and charcoal dust mixed, GI pipe medium grade 20mm nominal bore for watering, funnel wire mesh, concrete pit, RCC cover in PCC 1:2:4 type B1 with suitable lifting handle and pit/chamber in PCC 1:3:6 type CI, including testing on completion complete all as specified and directed. NOTE :- (i) Item of earthing includes cost of 7.5 m long Copper strip of size 20x3mm with protection pipe of 32mm dia GI medium grade, any variation in length shall be adjusted through deviation order based on SSR rates enhanced by (-40)%. (ii) On testing after completion of earthing if the desired earth resistance is not obtained earthing will be re-done by the contractor at his own risk and cost.

Earth continuity conductor or main earthing lead 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 earthing etc. as required, copper strip 20x3.0mm with saddles and fixing, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged industrial cable with new industrial cable, PVC insulated, round, heavy duty electric power cable with copper conductor, 1100 Volts grade, cross-sectional area 2.50 Sqmm, 4.0-core, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged industrial cable with new industrial cable, PVC insulated, round, heavy duty electric power cable with copper conductor, 1100 Volts grade, cross-sectional area 2.50 Sqmm, 8.0-core, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged industrial cable with new industrial cable, PVC insulated, round, heavy duty electric power cable with copper conductor, 1100 Volts grade, cross-sectional area 4.0 Sqmm, 4.0-core, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged industrial cable with new industrial cable, PVC insulated, round, heavy duty electric power cable with copper conductor, 1100 Volts grade, cross-sectional area 4.0 Sqmm, 8.0-core, including suitable lugs and accessories for making connections at both ends, complete all as specified and as directed by Engineer-In-Charge.

Material and labour for construction of Platform suitable for 100 KVA transformer of size 3m x 2m with 1.00m clear height from ground level, 1.00m deep foundation, 150 mm thick PCC 1:3:6 type C-2 using 40mm graded crushed stone aggregate as in foundation below ground level, 23cm wide brick masonry in CM 1:6 below & above ground level, hollow space to be filled hard core of size not exceeding 63 mm, deposited spread and levelled in layers not exceeding 15cm thickness, watered and well rammed with 100mm thick cement concreate 1:2:4 type B-2 as in Floor/Top of platform, brick surfaces plastered in CM 1:4 including protection with XPM, gate and chain link fencing rail around the platform with angel iron of 40 x 40 x 6mm frame upto 1.20m clear height supports grouted in PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate as in foundation of angle iron including excavation in any type of soil, returning filling in and removal of surplus soil to a distance 50m, complete all as specified and directed

SPECIAL NOTE FOR TRANSFORMER AND VOLTAGE STABLIZER'S REPAIRS : The contractor will submit a scanned copy of Memorandum of under standing from OEMs ( or authorized dealers) for the respective E/M Equipments. The details of OEMs are as under:- (a) TRANSFORMER (i) ABB (ii) SIEMENS (iii) BHARAT BIJLEE (iv) ALSTOM (v) ANDEW YULE (b) Servo Voltage Stablizer (i) Vinitek (ii) Electric field

Amount of Schedule of credit of for Rs 3,93,785.00 shall be deducted from quoted amount.

MAMTA ENTERPRISES

M/S A K ENGINEERS & CO.