REPAIR / REPLACEMENT OF INTERNAL AND EXTERNAL ELECTRIFICATION AND CERTAIN OTHER MISC WORKS AT DQA (CV) B WING OF ADM BLOCK OF DSC PI, CQA (AVA), DGQA (GUEST HOUSE), DQQ (CV), CQA (AVL) AND GE (I) (P) FY AVADI UNDER GE AVADI

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth and getting out soft / loose soil for laying cables / pipes / erection of poles etc all as specified and as directed.

Removing excavated material (soil) to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as specified and as directed.

Returning, filling in, with soil obtained from excavation including spreading leveling watering well ramming in layers not exceeding 25 cm each all as specified and as directed.

Laying in trenches Fine seived excavated dry soil including spreading / leveling, cushioning for underground cables all as specified and as directed.

Supply and laying of common burnt clay building bricks, sub class B of size 230x115x75mm for cable protection all as specified and as directed.

Material and labour for XLPE insulated, armoured, heavy duty electric cable with aluminum conductor, 1100 volts grade, 3.5 / 4 of the following sizes cross-sectionl area including taking down of old unserviceable cable complete all as specified and as directed:- Note : Earth work including excavation ,returning Filling,removing,soil coushioning,brick covering for mechanical protection of cable etc will be measured and paid separately under respective items of schedule.

25 sq mm 4 core

70 sq mm 3.5 Core

95 sq mm 3.5 Core

120 sq mm 3.5 Core

Material and Labour for servicing of two pole structure including checking/ tightening/making free for operating of AB Switches, insulators, lightning arresters, changing of nut/bolts if required including painting of RYB paint/tape at strip including preparation of old painted surfaces ,removing dust and other deposited materials by scraping from HT pole of 11 Mtr long, painting of pole with one coat of black paint upto 1 Mtr from bottom and painting the rest of the pole including cross arms cable protection pipe clamps, bracket with one coat of aluminium paints complete all as specified and as directed.

Filtration of transformer oil of transformers step down 11 KV / 0-433 V indoor/outdoor type upto 500 KVA capacity installed at different sub stations/locations using filtration and heating equipment at site by re-circulating transformer oil heating, dehydration and improving di-electric strength of the oil to withstand 40 KV for one minute including testing of oil complete all as specified and as directed. Note: Transformer oil test kit shall be provided by the contractor at site for testing of oil.

Supply and filling Silica Gel from transformer breather of any type / model / capacity including taking down old unserviceable one complete all as specified and as directed.

Supply and filling/topping up new transformer oil conforming to IS Specification for transformer upto 500 KVAcapacity installed at various sub stations.

Material and Labour for painting outer surfaces of transformers of capacity above 100KVA, any type / make / model, pole or plinth mounted, installed at various sub stations with one coat of synthetic enamel paint of approved colour, after cleaning all surfaces including writing by paint SM / MES numbers, capacity, make, date of oil testing etc., complete all as specified and as directed.

Service for carrying out servicing and overhauling of under mentioned capacities HT VCB by drawing out the draw-out module of the breaker, carrying out complete cleaning with clean cloth & cleaning agent, lubrication of the mechanism & greasing with high temperature molly grease, testing for smoother ON/OFF operation, carrying out relay calibration of protection relay by secondary current injection methods to check trip time characteristic of relays, checking of healthiness of CTs & Pts. Checking of IR value of Interrupters, healthiness of Protection Tripping of Circuit breaker etc. Choking and servicing switchgear Interlocks and Safety Like Mechanical - 1. Positive Interlock, 2.Negative Interlock, 3. Spring Discharge Interlock, 4. Padlocks, 5. Key Interlocking 6. Safety Roll in Stop, 7. Safety Roll - out Stop,8. Rating Interference Interlock. Electrical - Interlock Switches) Checking of Electrical operations of the breaker for ON/OFF & Trip operation for Incomer and Outgoing including submission of service & test reports. Make: Crompton Greaves. Note: The servicing should be done by authorised service provider of manufacturer.

Vacum circuit breaker (VCB) 630 Amps to 1000 Amps

Taking down the old unserviceable lead acid battery, and supply and fix new lead acid battery of capacity 2V,100AH, model YRLA for sub station VCB all as specified and directed

Service charges for carrying out complete servincing of AB Switch by lubrication of the mechanism & greasing with petroleum jelly complete all as specified and as directed. Note: Minimum spares /lubricants and tools required for the job should be included in the coated rates.

Supply and spreading Hard core of gauge broken stone or boulders not exceeding 63mm, deposited, spread and levelled in layers not exceeding 15cm thick watered and rammed to a true surfaces using broken stones etc complete all as specified and as directed.

Supply and fixing Horn Gap type Fuse unit, 11000 volts grade, mounted on polymer insulators and steel frame, single pole, fixed on DP structures including taking down old unserviceable one complete all as specified and as directed.

Material and labour for Loop type insulator (for stay assembly vitreous porcelain white, brown or green large size with over all dimentions 90mmx140mm clearance of hole 16 mm including taking down old unserviceable one complete all as specified and as directed.

Material and labour for Shackle type porcelain vitreous white, brown or green insulator in replacement having working pressure 11000 Volts of 150mm dia 150mm height including galvanized mild steel strip of size 38x5mm ,size 20mm dia insulator nuts, bolt and washers including taking down old unserviceable one complete all as specified and as directed.

Material and labour for Pin type porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150mm height, 150mm dia for 11000 Volts grade including taking down old unserviceable one complete all as specified and as directed.

Earthing complete with galvanised steel earth plate eletrode 60xm x 60cm x6 mm thick buried directly in ground (earth plate 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 Galvanised iron earth strips 25x4mm by means of bolts, nuts, check nuts and washers of galvanised iron and earth wire protected by provision of GI medium grade pipe 15mm 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 and handle of 6mm dia MS bar made to shape, GI light grade 20mm bore pipe for watering of suitable length placed on top edge of earth plate, charcoal and common salt filling, with fixing arrangement, funnel, wire mesh and earth work in soft/loose soil, returning filling in and removal of surplus soil to a distance not exceeding 50 meterrs, complete all as per plate No-3, SSR-2009 Part-I and connecting to existing earth test point all as specified or indicated including testing on completion.

Material and Labour for preparation of old painted surfaces ,removing dust and other deposited materials by scraping from street light tubular pole of 7.5 Mtr long above ground level , painting of pole with one coat of black paint upto 1 Mtr from bottom and painting the rest of the pole with one coat of aluminium paint including cross arms cable protection pipe clamps etc , including writing the MES No with white paint over black band of paint at a level of 1.2 m above ground level on each pole complete all as specified and as directed.

Material and Labour for MCCB 160 amp ,4 pole 415 volts ,3 phase ,50 Hz AC with adjustable thermal setting & 36 KA breaking capacity with adjustable protection for over load and short circuit and conforming to IEC60947/IS 13947/Pt.II/1993(Latest Version). The MCCB should have Ics= 75% Icu for short circuit breaking capacity of minimum 36 KA rms at 415 volts 50 Hz AC. The MCCBs shall have spreader links and barriers as standard feature of manufacturer including taking down old unserviceable one complete all as specified and as directed.

Material and Labour for MCCB 125 amp ,4 pole 415 volts ,3 phase ,50 Hz AC with adjustable thermal setting & 16 KA breaking capacity with adjustable protection for over load and short circuit and conforming to IEC60947/IS 13947/Pt.II/1993(Latest Version). The MCCB should have Ics= 75% Icu for short circuit breaking capacity of minimum 16 KA rms at 415 volts 50 Hz AC. The MCCBs shall have spreader links and barriers as standard feature of manufacturer including taking down old unserviceable one complete all as specified and as directed.

All as per item No 23 above but 100 amps capacity MCCB

All as per item No 23 above but 63 amps capacity MCCB

All as per item No 23 above but 40 amps capacity MCCB

Material and labour for LED Driver, AC, 85 to 265 Volts range, suitable for 35 watts street light including taking down the old one complete all as specified and as directed.

Supply and Fixing of LED street light fitting,230 V,AC, 35 W, LED, outdoor type,CCT not less 6000K high pressure die cast aluminium housing ,heat resistance toughened glass with frame IP 65/ 66 protection LED lumen efficacy not less then 120 lumen/watt, reflector lenses for uniform light distribution on each LED with driver,lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete fixed on existing / New bracket and making connections including taking down the old one complete all as specified and as directed .

Supply and fixing post top lantern LED type 20W, 230V, AC out door type with decorative post top for 360 degree indirect light IP 65 protection with impact and corrosion resistant complete with driver and lamp complete, including taking the old unserviceable fitting all as specified and as directed.

S&F Automatic street light timer switch three phase 5KW, 440V asper Swadeep make - 02EC 5KW 3P model as a pole mountable MS box enclosure consisting of Nature switch-02 as the controlling unit, Power Contactor & MCBs 20Amps (both Input-Output) of suitable power rating and copper wiring (min 10 sqmm) with proper lugs & terminal blocks, The SMC enclosure comes complete with openable door and mounting clamps, The MS box enclosure comes complete with openable door and mounting clamps, The MS box enclosure outdoor mountable confirming to IP54. Make :- Nature switch, Model Name/Number :- Swadeep 02EC5KW3P or equivalent

Supply and Fixing of pole mounted Sheet Moulded Compound(SMC) Box weather proof type with hinged type door off white color of size 250x250x155 mm comprising of 1 No MCB 6A and suitable size Aluminium busbar 3 rows with terminals,1 No bakelite base neutral link and 01 No earthing terminal bolt and nut and connecting up cables with aluminium terminal lugs complete fixed on pole with suitable clamps, bolts and nuts including taking down the old one complete all as specified and as directed.

Taking down carefully old point wirings with PVC aluminium conductors cables in PVC / Steel conduits/ TW Batten complete ( for light , fan, sockets or power ) removing materials from site , taken as credit , and making good the disturbed surfaces , all as specified and as directed.

M&L for old unsv aluminium point wiring with two single core 1.5 Sq.mm size multistranded copper conductor PVC insulated cables and one single core 1.5 Sq.mm size green colour PVC insul-ated,multistranded copper conductor PVC cable as earth continuity conductor,1100 volts grade, complete drawn in and including rigid PVC CONDUIT and conduit accessories, confirming to IS specifications, Concealed in wall fixing on ceiling/trusses with suitable clamps , screws etc.,including 1.22 mm thick MS terminal boxes with 3 mm thick plastic laminated sheet top cover fixed with cadmium plated iron screws for mounting switches, sockets, fan regulators etc., including connecting up and testing , all as specified and as directed for :-

(a) One light point controlled by one switch

(f) One switch socket outlet 3 pin 5 Amps on independent board.

All as per item No:- 33 hereinbefore but with two single core 4 Sq.mm size cables and one 4 sq.mm green colour cable as earth continuity conductor for one switch socket out let 3 pin 15 Amps on independent board.

S&F switch piano, flush type single pole, one way 6 Amps, 240 volts complete all as specified.

S&F switch socket outlet 2 in 1, 3 pin, 6 Amps flush type multi pin , flush type,complete all as specified.

S&F switch socket outlet 2 pin 1,3 pin 6 and 16 amps , multi pin , flush type,complete all as specified.

S&F electronic dimmers,450w,250V flush type complete all as specified.

Supply and Fixing Modular switch 1 way 230 volt 6A, 1 module complete all as specified.

Supply and Fixing Modular Bell push, Flush type, 5Amps, 230V, Single pole 1 module complete all as specified.

Supply and Fixing Modular switch 1 way 230volt 16A, 1 module complete all as specified.

Supply and Fixing Modular Socket, 6A - 2/3 pin combined 2 module complete all as specified.

Supply and Fixing Modular Socket, 6A/16A - 2/3 pin combined 2 module complete all as specified.

Supply and Fixing Modular fan step regulator , 120w, 2 module complete all as specified.

Supply and fixing MCB single pole 6-40 Amps, 230V complete all as specified.

Supply and fixing MCB SPN 40Amps, 230V complete all as specified.

Supply and fix Isolator triple pole 40A including taking down old fittingscomplete all as specified.

Supply and fix Isolator four pole 63A including taking down old fittings complete all as specified.

Supply and fix Isolator four pole 100A including taking down old fittings complete all as specified.

S&F Bell , ding-dong type , AC, 215 volts, 50 HZ including taking down old fittings complete all as specified.

Supply and fix Recess mounting LED edgelit ultra slim ceiling light 2X2 environmental friendly new generation aesthetically designed ultra modern recess mounting luminaire with high brightness SMD LEDs as light source, LED edge-lit luminaire suitable for armstrong/grid ceiling complete for low ceiling applications 36 Watt LED (2'X2') complete with electronic driver, suitable for operation on AC, single phase , 220/230V , 50 Hz , including provision of twin core 2.5 Sq.mm copper conductor PVC insulated , 1100 Volts grade cables not more than 5 m long and connecting up ceiling rose and fittings and testing , including taking down old fittings all as specified and as directed.

Supply and fix LED 1ft x 4ft 40w recessed mounted ceiling light with high performance complete with electronic driver, suitable for AC single phase,230V,50Hz,including provision of three core flexible copper conductor PVC insulated 1100V grade cable connecting up ceiling rose to fitting terminal end and testing complete including taking old fittings all as specified and directed

S&F Surface and wall mounted LED tube light fitting, 36 W, batten type, extruded aluminium housing provided for efficient heat dissipation with polycarbonate diffuser and integrated electronic driver complete with all accessories , suitable for operation on AC, single phase 220 / 230 Volts , 50 Hz supply, and including connecting up with PVC sheathed 1.5 sqmm 3 core copper conductor flexible wire from ceiling rose to fitting complete all as specified and as directed.

Supply and fix LED square surface mounted LED panel, PDC aluminium housing and high translucent frosted plastic diffuser complete with electronic driver and LED tube suitable for AC single phase, 230V, 50Hz, including provision of three core flexible copper conductor PVC insulated 1100V grade cable connecting up ceiling rose to fitting terminal end and testing including taking down old fittings complete all as specified and as directed.

Supply and fix surface and wall mounted Emergency energy saving LED tube light fitting , 20 W with back up supply 3 to 4 hrs, battern type, polycorbonate housing provided for efficient heat dissipation with polycorbonate diffuser and integrated electronic driver complete with all accessories, suitable for operation on AC, single phase 220 / 230 V, 50 Hz, including taking down old fittings complete all as specified and as directed.

Supply and fix unserviceable 20W LED Class T8 tube with inbuilt driver and efficacy of 100 lumens/W including taking down old fittings complete all as specified and as directed.

Supply and fix single pole and neutral sheet metal enclosure with a two pin and earth plug and socket including taking down existing one complete with one 20 Amps double pole MCB.

Taking down the repair ceiling/exhaust/wall mounted/Air circulator fan of any size/ make including servicing / greasing/ oiling/ repairs and replacing the spares such as cater pin unserviceable/rusted nut bolts, split pins rubber wheel bearing washers, bush and bearings all as specified and as directed

Material and Labour for painting of ceiling fans of any sweep to obtain even, smooth & glossy finish, with synthetic enamel paint of approved colour by using paint spraying devices after filling cavities with filler after cleaning all dust etc., over fan surfaces; complete including writing SM/MES No. in synthetic enamel paint (Black colour) over the same surface where the existing No. was written etc., all as specified and as directed.

Material and Labour for rewinding of fan motor with super enameled copper winding wire of same gauge and weight after cutting and removing the existing burnt/heated up windings, including cleaning of rotor, stator and varnishing, heating and providing fresh insulating materials for Ceiling fan of 1200/1400 mm sweep including dismantling and reassembling.

All as per Item No. 62 herein before but for wall mounted fan / Air circulator fan any size or any sweep

All as per Item No. 62 herein before but for Exhaust fan 225 to 300mm sweep.

S&F in replacement of old/unserviceable capacitor of capacity 2.5 µfd for the fans in position as directed.

S&F in replacement of old/unserviceable capacitor of capacity 4 µfd for the fans in position as directed.

Supply and fix replacement of PVC canopy/Ceiling fan cap with fixing screws etc suitable for ceiling fan 1200/1400mm sweep etc., complete; all as specified and as directed.

Supply and fix replacement of ceiling fan blade with fixing accesories etc suitable for ceiling fan 1200/1400mm sweep etc., complete all as specified and as directed.

Supply and fix replacement of exhuast fan blade (metal body) with fixing accessories etc suitable for exhaust fan 300mm sweep etc., complete all as specified and as directed

Supply and fix replacement of exhuast fan louver (shutter) metal body with fixing accessories etc suitable for exhaust fan 300mm sweep etc., complete all as specified and as directed

Solar water heater 300LPH capacity maintenance, cleaning the solar panels and solar tubes, including replaced with minor spares such as washers, thermostat,& heating element

Material and labour for inspection of EOT crane of capacity 5.0/20 Ton located in CQA(HV) work shop area by the competent person authorised by Inspector of Factories and testing on load for proper function and safety all as per standard testing proceedure laid down and furnishing the test certificate in Triplicate all as specified and as directed. Note: (a) Load materials will be arranged by contractor , including transport. (b) All tools and tackles arranged by the contractor. (c) Necessary test certificate from factory inspector shall be produced by the contractor before making payment.

EOT crane of 5.0 / 20 Ton Capacity Maintenance including attending complaints , servicing , cleaning , greasing and oiling of Electrically operated over head travelling cranes double girder type Electric motor driven for longitudinal traverse, cross traverse, Hoist, microspeed in all motion (LT,CT and Hoist) Electric control panels, gantry rails, rope drum, brake, limit switches and ensure trouble free, smooth operation all as specified and as directed. Note for BOQ Items No 67.0.:- (a) The scope of comprehensive maintenance comprises the following read in conjunction with particular specifications here-in-after and rate quoted is deemed to include for the same.

(i) The repairs / servicing / maintenance works for EOT cranes including hoist hook universal type and shall be carried out by trained / skilled technicians and shall conform to standard engineering practice / code and as per the standard code / norms of Government and minor repairs. (ii) Attending to any breakdown within 24 hours and restoring the service. (iii) Insurance coverage for all technicians, workers involved in the works. (iv) Record / maintain register of all maintence carried out. (v) Adherence to safety rules and regulations in respect of EOT cranes.

(vi) Adherence to security rules and regulations of the DGQA (HVF Estate) area. (vii) A list of makes / brands of spares / materials to be incorporated in the works shall be got approved immediately after receiving the work order. (viii) All tools, instruments and plants required for carrying out the above works shall be provided by the contractor. (ix) All consumables like cotton waste, grease (but excluding wire rope compound, gear box oil, hydraulic gear oil, transformer oil which shall be measured separately) required for the maintenance of the EOT cranes shall be provided by the contractor.

Supply only Wire rope compound for EOT crane.

Supply only gear oil 90 / 140 W suitable for EOT crane.

Supply only Transformer oil 48 KV dielectric strength suitable for EOT crane.

M&L Disconnecting electrical connections of Three Phase induction Motor capacity of 2HP and decoupling the gear box and motor, removing from the installed position transporting only motor to work shop. dismantling the motor, removing the burnt out windings and cleaning the slot with CTC, rewinding the same with suitable super enameled copper conductor, insulating varnishing, removing, replacing the worn out bearing and re-assembling motor with one coat of primer & two coat of synthetic enamel paint after scraping the body surface of motor with emery paper,assemble the motor Transporting to site connecting electrical connections testing complete for 2.0 HP capacity rolling shutter electrical motor all as specified and directed.

M&L Dismantling and removing the gear box from the installed position transporting only gear box to work shop. dismantling the gear box replacing the worn out gears, service complete and refilling the suitable gear oil upto required level and re-assembling the gear box for smooth functiong with one coat of primer & two coat of synthetic enamel paint after scraping the body surface of gear box with emery paper,,assemble the gear box Transporting to site coupled with electrical motor testing complete for 2.0 HP capacity rolling shutter electrical motor all as specified and directed.

Supply and replaced unserviceble Snap action limit switch including taking down all as specified and directed

S&F in repair fully automatic star delta starter in sheet metal enclosure Type MK 1F suitable for motor rating 1.0 HP to 5.0 HP , 415V, 50Hz complete all as specifed and directected

muthu constructions