REPAIRS AND MAINTENANCE OF CENTRAL AND PAKAGE TYPE AC PLANTS WATER COOLER AND CASSETTE TYPE AC AT NDA KHADAKWASLA

Amount

Maintenance and servicing of water cooler of any capacity & make installed at various location of NDA in situ once in every month (quantity 100 Nos) and registering the date of servicing in the format and obtained signature of users & JE E/M of MES all as specified and directed. The Compressive maintenance comprises with the following and all as directed:- (a) Servicing & maintenance of water cooler unit outer and inner side complete with vaccume clenear, soap water, castic soda, colin etc of capacity 60 to 150 ltr of any make and any type in situ by replacing unserviceable parts from the machine checking/repairs to sensor unit and cooling effect of water coller for proper functioning complete all as specified and as directed. b) Drainout water from iner tank of water cooler, cleaning the tank thoroughly. b) Checking all electric connection from DBs to water cooler and water connection from water tank, tighten properly all the screw and nut bolt reqd to be change with help of driling machine, necessary arch/gas welding as per site reqd necessary making leak proof water supply to the cooler. c) Checking serviceability of all fitted parts of water cooler including compressor, blower fan, condensing unit complete, repair if found unserviceable for smooth functioning and achieve desired cooling effect. d) Checking the Pressure of refrigerent and recharge where necessary to achieve desired cooling. Rate of charging of Refrigerent is deem to be included with the unit rate. e) Repairs of legs of water cooler and replace if found unserviceable as per the direction of Engineer - in - Charge. Note: (i) If compressor not work properly disconect electric/water connecton form water cooler and carry the water cooler form diffrent site in MES store after fitted the new compressore re-installed as per satisfaction/direction of Engr-in-Charge (ii) Parts required for replacement shall be measured and paid seperately under appropriate items.

Taking out burnt blower motor from water cooler and supply and fix of new blower motor 1/83 HP with blade, single phase, 230V 50Hz, RPM - 1325, suitable for 40/80ltr, 60/80 Ltr water coolar complete all as directed. Make:AUE universal/coolhome/popular

Taking out burnt blower motor from water cooler and supply and fix of new blower motor with blade, single phase, 230V 50Hz, suitable for 120/150 Ltr water coolar complete all as directed. Make:AUE universal/coolhome/popular

Taking out unserviceable starting capacitor and supply and fix of new starting capacitor any MFD suitable for 40/80 or 60/120 ltr water cooler complete all as directed. (Make : Sanda/Universal/Usha)

M & L for running capacitor 10 MFD as in repair suitable for 40/80 or 60/120 to 150 ltr water cooler complete all as directed. (Make : Sanda/Universal/Usha/ Epcos)

M & L for running capacitor 6.0 MFD as in repair suitable for water cooler complete all as directed. (Make : Sanda/Universal/Usha/Epcos)

M & L for running capacitor 4.0 MFD as in repair suitable for water cooler complete all as directed. (Make : Sanda/Universal/Usha/Epcos)

M & L for thermostatic switch as in repair suitable for water cooler 40/80ltr, 60/120 to 150 Ltr complete all as directed. (Make : Indfoss/ Denfoss/ Ranutal).

M & L for PVC connections 15 mm size with PTMT nuts of length 900 mm long complete all as directed.Make Jaypee/GMP/Neta/Zolota/Prayag/ISI Marked

M & L for PVC pipe 40mm dia with all fittings and fixing accessories such as coupler, lock nut, saddle, pipe hook and laid on floor (For wash out line).

S & F single pole and neutral enclosure with two pin and earth plug and socket complete with one single pole MCB 20 Amp complete all as directed. Make:Havells/legrand/standard/Indoasian

S & F single pole and neutral enclosure with two pin and earth plug and socket complete with one double pole MCB 20 Amp complete all as directed. Make:Havells/legrand/standard/Indoasian

M & L for stop cock 15 mm cast copper alloy, screwed down, high pressure with crutch or butterfly handle, external/internal threads,screwed both ends for GI pipe complete all as directed. Make: Jaypee/GMP/Neta/Zolot

M & L for push cock as in repair chromium plated 15 mm (Inner/outer thread) of any type as directed and to suit with existing water cooler Make: Bajaj/ESSESS/ESCO/ SIR or equivalent)

M & L for brass Float valve 15mm dia with rod upto 6 " length PVC ball and rod with all connecting items as in repair complete all as directed.Make: Aurum/zolota/ Prayag/leader

M & L for PTMT extension nipple, min 15mm length as in repair complete all as directed. Make: Aurum/zolota/Prayag/leader

M & L for PTMT extension flange, min 15mm length as in repair complete all as directed. Make: Aurum/zolota/Prayag/leader

M & L for Overload protector as in repair for 1/3 HP compressor (Sealed unit) complete all as directed. (Make : Shriram/WOI)

Taking out unserviceable compressor and supply and fix compressor sealed unit type KCJ461/KCJ467/2612/KCE-443/444 suitable for 40/80 & 60/120 ltr water coolars including charging of Refrigerant complete all as directed. Make of compressor TECUMESH /EMERSON/ KIRLOSKAR/ HITACHI.Note 1. New compressor shall be procured only from companies authorised delar/distributors and original/tax invoice during with test certificate of each compressore shall be produced when arrived at site. 2. New compressor shall be brought at site in original packing of manufacture with complete details of compressor.

Taking out unserviceable compressor and supply and fixing of Compressor sealed unit type KCJ513/HR-13 suitable for120 or 150 ltr water coolars including charging of Refrigerant complete all as directed. Make of compressor TECUMESH /EMERSON/ KIRLOSKAR/ HITACHI.Note 1. New compressor shall be procured only from companies authorised delar/distributors and original/tax invoice during with test certificate of each compressore shall be produced when arrived at site. 2. New compressor shall be brought at site in original packing of manufacture with complete details of compressor.

M & L for box type relay cat no 85001/02 for water cooler as in repair complete all as directed. Make SR/ Emersion.

M & L for relay KARP-5641 for water cooler as in repair complete all as directed. Make: Emerson climate technologies. Or equivalent.

M& L for magnetic gaskets for top cover for water cooler of any capacity and make as per site requirement complete all as directed.

Supply and fix in replacment of Mild steel/Stainless steel legs with nut bolts/dully welded for water cooler of any size and make as per site requirment complete all as directed

Supply and fix in replacment Stainless steel waste water coolection tray,class-1, min 1.2mm gauge, 500mm to 600mm length, 150mm width flat and arc type as per existing size suitable for with all necessary drain pipe connecting items i.e screw/nut bolt arc/gas welding reqd etc for water cooler of any capacity and make as per site requirement complete all as directed. Make ISI Marked

Supply and fix in replacment plug top 15A, 3 Pin for water cooler of any capacity and make as per site requirement complete all as directed.Make Havells/L&T

Supply and fix in replacment S/S Combination 2 in 1, 5A/15A, 5 pin, 1 flush type complete all as directed..Make Havells/L&T

Supply & fix voltage stabliser for automatic opration. single phase naturally air cooled indoor type & designed for Input variation beetween 170V to 250 V with output voltage stablized at 230 V with accuracy of (± ) 2.5% and of capacity 4 KVA.wall mounted. Make V Guard/AE

Taking down unserviceable/damaged Sub main wiring any type any size including continious earth wire, conduit/casing and making good disturbed surfaces of walls/ceiling matching with existing tint complete all as directed.

M&L for sub main wiring 3x2.5 ( phase , neutral and earth) PVC insulated (heavy duty) 1100 volts grade, FRLS, with stranded copper conductor in & including PVC casing caping of suitable size not less than 25mm ( 3 run of 2.5 sqmm cable and one run of PVC casing caping will be measured as one unit) all as specified and directed (from distribution board to metal clad switch socket point near water cooler)

Supply & fix three core 1.5 sqmm cable lead of not less than 1.5 mtr including 5/15A plug top attached with one end and other end solenoid with thimble suitable for compressor any size. Make- Havells/L&T

M & L for prepartion of old painted metal surfaces of any description, with scrapping removing, dusting, and applying one coat red oxide primer and two coats synthetic animled paint as per existing existing colour with spray gun of different tint as appoved by Engr-in-Charge (external surface of water cooler capacity 60 to 120 ltr/ completer all as specified and directed

Servicing & maintenance (as and when directed) of Cassete type type air conditioner, out door/indoor unit outer and inner side, cleaning of condensing unit/all filters, dryers complete with vaccume clenear, soap water, castic soda, colin etc of capacity 4.0/3.0 Ton of any make and any type in situ including, leak testing, brazing the suction / discharge tubes, checking electric connection from DBs to machine , sensor unit/cooling effect of airconditioner etc any time during period of the contract for proper functioning complete all as specified and as directed.

Supply and fix compressor suitable for fixed with outdoor unit of Carrier Make Cassete type Air conditioner of capacity 4.0TR. Make of Compressor Copeland Scroll complete all as directed. Make Carrier/LG/ Emmerson /Hitachi/ Danfoss/LG/Bluestar Note 1. New compressor shall be procured only from companies authorised delar/distributors and original/tax invoice during with test certificate of each compressore shall be produced when arrived at site. 2. New compressor shall be brought at site in original packing of manufacture with complete details of compressor.

Supply and fix electronic Sensor unit (PCB) with RC suitable for 4.0TR Casete type AC complete all as directed. Make carrier.

Supply and fix blower motor for indoor unit, single phase, 50 Hz, 220 Volts 820RPM,0.90A 6P ,suitable for Carrier Make 4.0 TR Casete type Air conditioner complete all as directed.

Supply and fix fan motor for out door unit with fan blade, single phase 230 Volts 1050 RPM, 1/6 HP,suitable for outdoor unit of Carrier Make 4.0 TR Cassete type Air conditioner complete all as directed.

Supply and fix fan blade made of HD PVC suitable for Carrier make 4.0 Ton outdoor unit including lock nut complete all as directed.

Supply and fix Air brake power contactor 3 phase AC 50 Hz 415V, 15Amps (as per existing) suitable for 4.0 TR Cassete type Air Conditioner complete all as directed. Make: Siemens/C&S/L&T/BCH

Supply and fix water condenser drain pump assy suitable for carrier make casset type indoor unit (as per existing) complete all as directed.

Supply and fix sensor unit for water pump of carrier make casset type AC indoor unit (as per existing) complete all as directed.

Supply and charging , filling refrigerant gas R410a complete all as directed.

Taking out existing unserviceable Street light fittings from wall/ceiling and supply and fix of new LED 40 W street light fitting IP-66 with required size GI bracket and fixed on wall /ceiling with necessary MS clamps, bolts, nuts etc required for proper fixing complete all as directed.Make - Crompton/ Havells or equivalent.

M & L for prepartion of old painted metal surfaces of any description, with scrapping removing, dusting, and applying one coat red oxide primer and two coats synthetic animled paint as per existing colour with spray gun of different tint as appoved by Engr-in-Charge (External surfaces of pipe, shell, tube type condensser any size ) complete all as specified and directed

Dismantling of compressor of Central typy Air conditioner of capacity 40TR installed at ATT (Make :ACCEL, Model : SMC 4-100) and over haulling the same by replacing unserviceable / worn out parts including necessory machine work to the crank shaft, discharge valve plate etc for proper repair.Servicing of Oil pump by replacing oil pump repair kit. Reassembling the compressor unit with existing serviceable parts and new parts given here in after(as supply only), rectifying other deffects if any, Charging of Refrigerant gas (R-22) and Compressor Oil upto the required level to achive desired cooling effect, Connecting the compressor with the lines and testing commissioning complete all as directed by Engineer- in Charge. Notes : i) Machining works of parts shall be measured and paid seperately. ii) Parts required for replacement shall be measured and paid seperately. iii) Unit rate includs retrieving existing refrigerant & Compressure oil from the plant, preserve carefully and re use the same after overhauling of Compressure. (iv) Additional quantity of Refrigerant Gas & compressure oil required for the job for satisfactory running of plant shall be measured and paid seperately. Any minor repair or small parts (costing up to Rs 1000/) those are not covered in item No 45 above shall to be done by the contractor and rate for the same is included with the unit rate.

Grinding and polishing of crank shaft & Cam shaft of compressor 40TR make ACCEL for proper setting of under / over size bearings for smooth functioning including transporting from site to workshop to & refixing complete all as directed.

Cleaning of shell and tube type condenser of Central type Air conditioner 40 TR Capacity ( Installed at ATT ) with dilute hydrochloric acid and brushing to internal portion of condenser including testing after cleaning complete all as directed by Engineer - in - Charge.

Cleaning of cooling coil fins and filters complete of AHU installed at ATT by Caustic soda and Nylon brush as per direction of Engineer - in - Charge and refix at their existing position .

Supply and incorporate Piston assy cast Aluminium including Piston rings and scraper rings & Seeger rings complete of compressor Accel Model : SMC 4-100 and all as directed.

Supply and incorporate Piston sleeve of compressor Accel Model : SMC 4-100 complete all as directed.

Supply and incorporate Piston pin of compressor Accel Model : SMC 4-100 complete all as directed..

Supply and incorporate bush for Piston pin of compressor Accel Model : SMC 4-100 complete all as directed.

Supply and incorporate Half section of bearing of compressor Accel Model : SMC 4-100 complete all as directed.

Supply and incorporate Plunger for unloading mechanism of compressor Accel Model : SMC 4-100 complete all as directed.

Supply and incorporate Suction and discharge rid with valve plate of compressor Accel Model : SMC 4-100 complete all as directed.

Supply and incorporate Gasket set of compressor Accel Model : SMC 4-100 complete all as directed.

Supply and incorporate Connecting Rod of compressor Accel Model : SMC 4-100 complete all as directed..

Supply and incorporate set of shaft seal complete. of compressor Accel Model : SMC 4-100 and all as directed.

Supply and incorporate oil pump repair kit of compressor Accel Model : SMC 4-100 complete all as directed.

Taking out existing unserviceable 'V' belt of compressor and supply and fix of new 'V' belt Make Fenner type C-3000/ 116 or equivalent make as approved.

Taking out existing unserviceable 'V' belt of AHU blower and supply and fix of new 'V' belt Make Fenner type B- 1882/LP/B70 or equivalent make as approved.

Dismantling of compressor of Central typy Air conditioner of capacity 55TR installed at Hubibullah Hall (Make :KIRLOSKAR , Model : AC870) and over haulling the same by replacing unserviceable / worn out parts including necessory machine work to the crank shaft, discharge valve plate etc for proper repair.Servicing of Oil pump by replacing oil pump repair kit. Reassembling the compressor unit with existing serviceable parts and new parts given here in after(as supply only), rectifying other deffects if any, Charging of Refrigerant gas (R-22) and Compressor Oil upto the required level to achive desired cooling effect, Connecting the compressor with the lines and testing commissioning complete all as directed by Engr- in Charge. Notes: ii) Parts required for replacement shall be measured and paid seperately. iii) Unit rate includs retrieving existing refrigerant & Compressure oil from the plant, preserve carefully and re use the same after overhauling of Compressure. iv) Additional quantity of Refrigerant Gas & compressure oil required for the job for satisfactory running of plant shall be measured and paid seperately. v) Any Minor repair or small parts (costing up to Rs 1000/) those are not covered in item No 62 above shall to be done by the contractor and rate for the same is included with the unit rate.

Grinding and polishing of crank shaft compressor 55TR make Kirloskar type AC 870 for proper setting of under / over size bearings for smooth functioning including transporting from site to workshop to & refixing complete all as directed..

Cleaning of shell and tube type condenser of Central type Air conditioner 55 TR Capacity ( Installed at Hubibullah Hall ) with dilute hydrochloric acid and brushing to internal portion of condenser includin replacement of gasket,testing after cleaning complete all as directed by Engineer - in - Charge.

Supply and incorporate Piston assy cast Aluminium including Piston rings, scraper rings & Seeger rings complete of compressor Make Kirloskar Model : AC 870 and all as directed.

Supply and incorporate Piston sleeves of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate Plunger for unloading mechanism of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate Piston pin of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate bush for Piston pin of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate Half section of bearing of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate Suction and discharge rid with valve plate of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate set of shaft seal complete of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate Gasket set complete of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate Oil heater complete of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate oil pump repair kit complete of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and incorporate connecting rod of compressor Make Kirloskar Model : AC 870 complete all as directed.

Supply and fill/charging of Refrigerant R-22 to the plant after repair of compressors complete all as directed.

Supply and fill compressor oil complete all as directed Make : Seetal/Gulf/Veedal/Waxpal

Taking out existing unserviceable 'V' belt of compressor and supply and fix of new 'V' belt Make Fenner type SPC-4000 or equivalent make as approved.

Taking out existing unserviceable Pressure control device and supply and fix of new Pressure control device(High pressure cut off with indicator) type MP-5 complete all as directed. Make Danfoss /Indfoss

Taking out existing unserviceable Pressure control device and supply and fix of new Pressure control device (low pressure cut off with indicator) type MP-1, complete all as directed.make Danfoss /Indfoss

Taking out existing unserviceable Pressure control device and supply and fix of new Pressure control device(High pressure cut off with indicator) type MP-15 complete all as directed. make Danfoss /Indfoss+E116

Taking out existing unserviceable Oil Pressure control device and supply and fix of new Oil Pressure control device (Oil pressure cut off with indicator) type MP-35 complete all as directed.Make Danfoss /Indfoss

Taking out existing unserviceable Oil Pressure control device and supply and fix of new Oil Pressure control device (Oil pressure cut off with indicator) type MP-55 complete all as directed.Make Danfoss /Indfoss

Taking out existing unserviceable Loading/unpoading soloniod Valve three way 1/4BSP, 22 bar pressure, 100 degree C, 230 Volt and supply and fix of new Loading/unpoading soloniod Valve three way 1/4BSP, 22 bar pressure, 100 degree C, 230 Volt complete all as directed. Make Danfoss /Indfoss

Taking out existing unserviceable High Pressure gauge and supply and fix of new high Pressure gauge 0-25 Kg/cm square as per existing size complete all as directed.Make AE/Conserve/HP/Electron/Febic

Taking out existing unserviceable Low Pressure gauge and supply and fix of new Low Pressure compound gauge 0-16/0-(-760) Kg/cm square suitable for R-22 as per existing size complete all as directed.Make AE/Conserve/HP/ Electron

Taking out existing unserviceable monometer gauge and supply and fix of new Monometer water suction gauge 0-10.6 Kg/cm square as per existing size complete all as directed.Make AE/Conserve/HP/Electron/Fiebig

Taking out existing unserviceable monometer gauge and supply and fix of new Monometer water Discharge gauge 0-21 Kg/cm square as per existing size complete all as directed.Make AE/Conserve/HP/Electron/Fiebig

Taking out existing unserviceable water pressure switch and supply and fix of new water pressure switch (IPS) for oil air water stem as per existing size complete all as directed.Make Danfoss /Indfoss

Taking out existing unserviceable liquid soloniod valve and supply and fix of new liquid solenoid valve/pilot solenoid valve MAG-2, 208-240V, 50-60 Cy, 15W as per existing size complete all as directed.Make Danfoss /Indfoss

Taking out existing unserviceable filter dryer 1/4 inch outer thread, C-032Fand fix of new filter dryer 1/4 inch outer thread, C-032F as per existing size complete all as directed.Make Danfoss /Indfoss

Dismentiling carefully all water connections, decoping of pumps from electric motor taking out from foundation and transporting pump body to workshop for necessary machining works as directed and reqd and reinstalling the pump to its original position and commissioning etc instaled at Habbibullah hall/ATT Plant for diffrent capacity

Repair and rewinding of electric induction motor by using super enamelled copper wire (Class-F) as per existing gauge, heating and varnishing complete. The repair work involves taking out burntout winding coiles from stator, cleaning of slots throughly , removing all dirt grease an other unwanted particle, replacmement of UNSV parts where reqd (as directed) capacity of motor 75/50 HP complete all as direced by Engr-in -charge NOTE : (i) Unit rate is deem to be included for taking out otor from its position, shifting of motor from pump housed to workshop, getting back to plant house, reinstalling at site, connecting up, couple with the pump and testing complete, retrieved windg wire will be the contractors property and necessary credit amount is deemed to be included in the quoted rate, hence no credit has been considered in credit schedule. (ii) Spare parts other than rewinding job required for replacment shall be measured and paid speeratly as supply only.

Repair and rewinding of electric induction motor by using super enamelled copper wire (Class-F) as per existing gauge, heating and varnishing complete. The repair work involves taking out burntout winding coiles from stator, cleaning of slots throughly , removing all dirt grease an other unwanted particle, replacmement of UNSV parts where reqd (as directed) capacity of motor 20/15/10 HP complete all as direced by Engr-in -charge NOTE : (i) Unit rate is deem to be included for taking out otor from its position, shifting of motor from pump housed to workshop, getting back to plant house, reinstalling at site, connecting up, couple with the pump and testing complete, retrieved windg wire will be the contractors property and necessary credit amount is deemed to be included in the quoted rate, hence no credit has been considered in credit schedule. (ii) Spare parts other than rewinding job required for replacment shall be measured and paid speeratly as supply only.

Dismantling/opening the pump part by part without damaging any other parts , descaling and cleaning of all parts for inspection and finding serviceability/unserviceability of the parts and carefully assembling of pumps by using existing serviceable parts including replament of gasket packing greasing all bearings, bushing,etc and replaement of unserviceable parts as directed installed at Habbiullah Hall/ATT Plant 10/15/20 HP ( Cooling water pump/ Blower motor of AC plant ), thoroughly, complete refix at their existing position reinstall the pumpr at existing position, complete all electric connections and testing complete all as directed. .

Preventive maintenanc of AC, 3 Phase induction motor of capacity 20/15 HP by dismantiling the motor completely without damaging any parts and applying air dry insulating varnish, of appropriate grade (make doctor bake/appex), cleaning bearing refix at their existing position with bearing grease, checking terminals and thimbles tighting the all terminal joints replace terminal plates where necessary/reinstall the motor at existing position, connecting electric connections and testing complete all as directed by Engr-in-Charge.

Preventive maintenanc of AC, 3 Phase induction motor of capacity 7.5/10 HP by dismantiling the motor completely without damaging any parts and applying air dry insulating varnish, of appropriate grade (make doctor bake/appex), cleaning bearing refix at their existing position with bearing grease, checking terminals and thimbles tighting the all terminal joints replace terminal plates where necessary/reinstall the motor at existing position, connecting electric connections and testing complete all as directed by Engr-in-Charge.

Taking out existing burnt contactor from panel and Supply,fix and connecting 3 Pole power contactor, 415 Volt, AC 3 Phase, AC1 rating 70 Amps, AC3 rating 45 Amps with 400/230 Volt coil,(as per existing ) Make L&T / Telemecaniqee /C &S/BCH/Schneider.( Power contactors may be of different make as fitted in existing pannel so that the contactors can be accommodated in its position) complete all as directed.

Taking out existing burnt contactor from panel and Supply,fix and connecting 3 Pole power contactor, 415 Volt, AC 3 Phase, AC1 rating 20 to 32 Amps, AC3 rating 45 Amps with 400/230 Volt coil,(as per existing ) Make L&T / Telemecaniqee /C &S/BCH/Schneider.( Power contactors may be of different make as fitted in existing pannel so that the contactors can be accommodated in its position) complete all as directed.

Taking out existing Thermal over load relay and supply and fixing of new relay type AUR1 make Schneider or equivalent of L&T/C & S/ / L & T/BCH/ Schneider/Telemecaniqee.( Relays may be of different make as fitted in existing pannel so that the relays can be accommodated in its position) complete all as directed.

Taking out existing burnt Add on auxilary contact block from panel and Supply,fix and connecting new Add on auxilary contact block with 2 NO + 2NC, front mounted ,415 Volt, Make C & S / L & T/BCH/ Telemecaniqee/schneider.( Add on block may be of different make as fitted in existing so that theblocks can be accommodated in its position) complete all as directed.

Taking out existing burnt timer from panel and Supply,fix and connecting new Timer 0-30/60Sec pluse time 50-100 msec, 800 SD 2-230 selce,415 Volt, reqd for star delta Make L & T, C & S / BCH/ Telemecaniqee/schneider.(Timer may be of different make as fitted in existing so that the timer can be accommodated in its position) complete all as directed.

Supply and fix in replacment of of Miniature circuit breaker tripple pole 415 volt, 63 Amps having rupturing capacity 10kA B' Series complete all as directed. Make : Havells/ C&S/ L&T/ Legrand.

Supply and fix in replacment of of Miniature circuit breaker tripple pole 415 volt, 20-32 Amps having rupturing capacity 10kA B' Series complete all as directed. Make : Havells/ C&S/ L&T/ Legrand.

Supply and fix in replacment of existing panel mounted diffrent type of fuses capacity 32A to 63 A (HRC/Cartridge/Cylindrical type) breaking capacity 80Ka 500v 50Hz as per existing make/size complete all as directed complete all as directed. Make : Havells/ C&S/ L&T/ Legrand.

Cleaning of cooling coil fins and filters complete of AHU of 55 TR capacity installed habibullah hall by caustic soda and Nylon brush as per direction of Engineer-in-charge and refix at their existing position

Earthing complete with galvanized steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) connected to galvanized iron wire 4mm dia by means of bolts, nuts and washers of galvanized iron or steel, GI light grade protection pipe 15mm dia, GI medium grade water pipe 20mm dia with funnel all as shown in electric plate No 3 of SSR-2009 pt-I and testing complete including earth work excavation in any type of strata /soil PCC 1:2:4 as in earthing pit, 50 mm PCC pit cover with 6mm iron handle attached , common salt charcoal all as specified including testing on complete. Note : GI Strip beyond 7.5 mtr shall be measured and paid for sperately. General Note :Daily maint complaints in wirting given/handed over by this office shall be attended and rectified by the rep detailed by the contractor. The rate deem to be included in quoted rate. No extra claim on account ofl this shall be entertained.

M/s. ANAND ENTERPRISES

KESARI AND SONS

PAMS ENTERPRISES