REPAIR / MAINTENANCE OF CENTRAL AC PLANT AT AF STN BKT

Amount

All as per Item no 01 here in before but plant capacity 2X11 TR at DB-01 (Make - Blue star)

All as per Item no 01 here in before but plant capacity 2X37.5 TR at DB-10 (Make - Blue star)

All as per Item no 01 here in before but plant capacity 2X25 TR at DB-11 (Make - Blue star)

All as per Item no 01 here in before but plant capacity 3X37.5 TR at Spl garrage (Make - Blue star)

All as per Item no 01 here in before but plant capacity 3X11 TR Package type unit SES Section (Make - Voltas) Note :- for Item sr no 01 to 06 (i) No extra cost will be paid to the contractor for T&P and skilled trade man required and replacement of required parts including cleaning of AC plant. The cost for same is deemed to be included in quoted rate (ii) The defective /nonfuctional parts shall be measured and paid seperately under appropriate items of sch A and fixing rates for new items are deemed to included under these items . (iii) The Plant shall be repaired and made functional within 48 hours otherwise recovery@ 5000 per day will be made

Material and labour for 3 x 11TR package plant at SES Sectionde -scaling and cleaning of tubes of condenser (heat Exchanger) unit of central AC plant including opening and refixing of condensor head in origional position all as required at site for shell and tube condensor unit of Central type AC plant by using proper descaling solution by suitable size of drill rod, wire brush,cleaning by circulating pressure water by pressure pumps till the complete deposits/scale is removed as ordered,replacement of packing gasket, nuts, bolts with washer of both ends of condensor complete all as specified and directed by Engineer-in-Charge for following capacity:-

Complete all as per item No 07 here in befor but Central AC Plant of capacity 2X 11 TR complete all as specified and directed at WSA

Complete all as per item No 07 here in befor but Central AC Plant of capacity 3X 37 TR complete all as specified and directed at Spl garrage

Complete all as per item No 07 here in befor but Central AC Plant of capacity 3X 25 TR complete all as specified and directed at DB 2&3

(v) Central AC Plant of capacity 2X 37 TR complete all as specified and directed at DB-10

(vi) Central AC Plant of capacity 2X 25TR complete all as specified and directed at DB-11

M&L for repairing and servicing of FRP cooling tower 27 TR package plant at SES Section of central type AC plant by dismantaling of cooling tower for removing of top cover and cleaning of PVC fills, choked nozzle, PVC louvers and replacement of rusted nuts,bolts with washer etc and cleaning bottom tank to remove dust and mud sand and painting of damged surface oiling of motor and checking of servicibilityof motor complete all as directed by Engr-in charge for following capacity (Note:- others major spare parts shall be measured separetely as under respective item of " Sch A" as Supply only .

As per item No 13 here in before but Cooling tower of capacity 20 TR complete all as specified and directed at WSA

As per item No 13 here in before but Cooling tower of capacity 90 TR complete all as specified and directed at Spl garrage.

As per item No 13 here in before but Cooling tower of capacity 60 TR complete all as specified and directed at DB-2&3

As per item No 13 here in before but Cooling tower of capacity 45 TR complete all as specified and directed at DB-10

(vi) Cooling tower of capacity 30 TR complete all as specified and directed at DB-11.

M& L for dismentling / opening air filter ,nuts bolts,tray for AHU general servicing including cleaning of cooling coil from both sides with coil cleaning solution and brushing suitable for AHU ,correcting tension in belts ,checking and correcting allignment of shaft pulley of motor ,cleaning primary & secondary filter ,blower complete of capacity 5000 to 11000 CFM AHU complete all as specified and directed by engr in charge(Note:- others major spare parts shall be measured separetely as under respective item of " Sch A" as Supply only .

M& L for dismentling / opening of top cover of Hot water generator of Capacity 30 to 42 KW and cleaning ,servicing of element ,storage tank etc and refixing and testing for desired temperature complete all as specified and directed by Engr-in charge(Note:- others major spare parts shall be measured separetely as under respective item of " Sch A" as Supply only .

Supply only temperature sensor for chiller machine of Blue star all as per sample

Supply only water flow switch of model HFS -25 OF Synergy, Honywell or equivalent .

Supply only LP/HP control switch as per sample

Supply only Filter drier

Supply only Safty Valve for condensor

Supply only Microcontroller in replacement of old unserviceable microcontrooler (LCD type) complete with internal PCB controller board/ card along with outer (external )display control unit with inclusive of all control wiring /termination etc complete as a single unit for one machine complete in all respect Make- Blue star complete all as specified and directed.

Supply only Thermostatic expansion valve upto 15 TR

Supply only Thermostatic expansion valve for 25/ 37.5 TR

Supply only Cooper tube thermister probe of suitable size with sensor

Supply only Freon gas pressure gauge of range 0 -100/ 150 PSI, 100 mm dia. Make : IEbig / ACCEL / GURU / WIKA / MAHAVEER

Supply only Temperature gauge (Thermometer) suitable for measuring range 0 - 50 oC complete all as specified & directed. Make : Japsine /GURU or superior make as approved by GE

Supply only V fan belt A-28/A-32/ Make : Fenner / Hilton/DUNLOP or equivalent

Supply only PVC nozzle of size 2 to 3 inch suitable for fixing in cooling tower complete all as specified and directed

Supply only PVC filling blocks of size 600mmx300mmx150mm complete all as specified and directed Make: - MIHIR/SUVIDHA/ AVIRATS

Supply only Micro Vee filter having dust filteration capacity 95 % efficiency down to 5 microns with necessary fittings to be fitted in AHU of size 600X600 mmcomplete all as directed

Supply only Pre filter having dust filteration capacity 90% effiecincy down to 10 micron synthetic non woven ,fire retardant type with aluminium &HDPE mesh of size 600X600 mm

Supply only New superior quality canvas including stitching as per existing at site with inspection strip etc complete all as specified and directed

Supply only Heating Element of capacity 3/4 KW

Supply only Heating Element of capacity 5/6 KW

Supply only Heating Element of capacity 7/8 KW

Display unit with sensor for hot water generator with facility auto on/off at set temperature

Supply only Refrigerant gas (R-22)

Supply only Refrigerant gas (R407 )

M&L for finding out the leakage and pressure test of the condensor of capacity 5.5 TR and cooling coil of package type AC plant and dismanteling the same for repair the leakage point by brazing / soldering including taking down /refixing the unit and testing the AC unit complete all as specified and directed by Engr-in-charge.

Disconnecting and taking out existing defective compressor of any description and in any position and supplying and fixing new Refrigeration scroll compressor 5.5 TR capacity, three phase, 415 volt capacity including brazing to suction & discharge line, vacuum testing with and including charging of regrigerant gas (R-22) & testing complete all as specified and directed . (Make- Model ZR72KC-TFD-522 of make Emersion Copeland or equivalent make and model of KCL/Danfoss

All as per item no 45 here in before but for capacity 5.5 TR and charging of regrigerant gas (R-407) & testing complete all as specified and directed . (Make- Model ZR81KCE-TFD-522 of make EmersionCopeland or equivalent make and model of KCL/Emersion/Danfoss

All as per item no 45 here in before but for capacity 12.5 TR and charging of regrigerant gas (R-407) & testing complete all as specified and directed . (Make- Model SZ185S4RC of make EmersionCopeland or equivalent make and model of KCL/Emersion/Danfoss

Supply & fix in repair of supply air diffuser of powder coated alumunium but without volume control damper as per specification complete all as specified and directed by EIC

Supply & fix in repair of return air diffuser of powder coated alumunium with aluminium volume control damper as per specification complete all as specified and directed by EIC

Dismentling and taking out monoblock Pumping set of capacity up to 7.5 HP for repair/ rewinding of motor and refitting after repair.

Dismentling and taking out Electric motor from cooling tower of capacity upto 3 HP for repair /rewinding of motor and refitting after repair.

Supply only Ball bearing for the following Item of pumping set/Motor mentioned here in before to fixed under Item sr No. 50 & 51 complete all as specified and directed

Supply only GM Bush for the following Item of pumping set/Motor mentioned here in before to fixed under Item sr No. 50 & 51 complete all as specified and directed

Supply only S/S shaft for the following Item of pumping set/Motor mentioned here in before to fixed under Item sr No. 50 & 51 complete all as specified and directed

Supply only M S Coupling for the following Item of pumping set/Motor mentioned here in before to fixed under Item sr No. 50 & 51 complete all as specified and directed

Supply only Mechanical seal for the following Item of pumping set/Motor mentioned here in before to fixed under Item sr No. 50 & 51 complete all as specified and directed

Supply only Rubber bush & nuts bolts of coupling for the following Item of pumping set/Motor mentioned here in before to fixed under Item sr No. 50 & 51 complete all as specified and directed

Rewinding of motor with super enamelled copper wire of existing gauge of cap 2/3 HP

All as per item no. 58 but capacity 5 HP

All as per item no.58 but capacity 7.5 HP

Repair of electric panel by checking defects including required insulation tape ,copper wire of 1.5/2.5 sqmm with replacement of defective items making serviceable condition.Note - Defective items to be measured and paid seperately under "Sch A" as Supply only:-

Supply only for Contactor of MNX 12 type, three pole power contactor with 01 NO + 01 NC auxiliary contacts for AC Circuit with AC coil voltage 220 grade, 50 Hz having current rating (AC3) of 12 Amps, 50 Cycle . Make : L&T or equivalent of Siemens / Control & switch gear. the following Item of AC Plant electric panel mentioned here in before to fixed under Item sr No. 61 complete all as specified and directed

Supply only Contactor MNX-18 with auxiliary contacts 1NO + 1NC having current rating (AC3) 18 Amps Make : L&T or equivalent of Siemens / Control & switch gear.

Supply only MO-12 contactor with auxiliary contacts 2NO + 2NC having current rating (AC3) 12 Amps Make : L&T or equivalent of Siemens / Control & switch gear.

Supply only Thermal over load relay of various ranges from 9 Amps to 42 Amps .Make : L&T / BCH or equivalent.

Supply only single phase preventer, auxiliary volts 415 volts, Make- Minilec, L&T or equivalent

Supply only Electronic timer suitable for range 3-30 Seconds . Make : L&T / Havells or equivalent

MCCB, 160 Amps, 4 Pole, 415 Volts having breaking capacity Icu = ICS 100% = 25KA with adjustable thermal setting alongwith SS enclosure including mounting arrangement on panel complete all as specified & directed. Make :Legrand /L&T/Control & Switch gear

All as per Item No 68 here-in-before but for capacity 250 Amp 4 pole 35 KA

All as per Item No 68 here-in-before but for capacity 100 Amp 4 pole 16 KA

All as per Item No 68 here-in-before but for capacity 63 Amp 4 pole 16 KA

All as per Item No 68 here-in-before but for capacity 25 Amp 3 pole 10 KA

All as per Item No 68 here-in-before but for capacity 100 Amp 3 pole 16 KA

MCB, 32 Amps, 3 Pole, 415 Volts 50 HZ, 10 KA breaking capacity complete all as directed.Make :Legrand /L&T/Control & Switch gear

All as per item no. 74 here in before but MCB TPN 32 amps

All as per item no.74 here in before but MCB TPN 63 amps

M&L for Push Button Red/Green complete all as specified and approved by Engineer-in-Charge.

M&L for Lamp holder Red/Green complete all as specified and approved by Engineer-in-Charge.

M&L for inter connection control wiring with appropriate copper coductor multicore cable in conduit pipe , checking & connection to condensor pump ,chiller ,cooling tower ,AHU ,including contact s with NO/NC with required accessories complete checking of main panel of ac plant for safe operation of AC plant all as specified and directed.

M&L for Taking up or down cast iron butterfly valve of any description and supplying, fixing and testing new butterfly valve of 80 mm bore in existing pipe line after necessary cleaning etc. complete all as specified and directed :-( Make:- Castle/Zoloto/ Sant/Venus as approved by GE )

All as per Item No 82 here-in-before but for size of 65 mm bore

All as per Item No 82 here-in-before but for size of 50 mm bore

M&L for Disconnecting and taking out existing unserviceable strip heater of any description and in any position and Supply, fixing and connecting strip heater of 2 KW/3 KW, 230 volts fin type complete all as specified and directed Make : Daspas or equivalent make as approved by the GE.

M&L Electrical insulating rubber mat of size (2 mtr X1 mtr X3mm ) tested for LT Voltage1100 Volts complete all as specified and directed by Engr-in - Charge

Dismanteling of old broken GI sheet cladding over the duct outside the building and M&L for 26 gauge Alumunium sheet cladding complete over the duct outside the building complete all as specified and directed by engr in charge

Dismentelling of old broken plaster insulation and M &L for External thermal insulation to supply and return airduct laid outside the conditioned space/ room with Closed Cell Class O Nitrile Rubber Elastomeric Insulation of 19 mm thick Density 40 - 55 Kg/m3, Thermal Conductivity of 0.037 W/mk at 200 Celcius Mean Temp. and μ≥7000 (without any additional vapour barrier) and with Factory Laminated aluminium foil of minimum 60 microns thickness to be applied on Ducts using manufacturer's recommended Rubber based Adhesive in a blend of solvents complete and finally finished with 26 gauge almunium sheet complete to make it wheather proof all as specified in particular specification

Material and labour for chilled and hot water pipe line insulation of fire retardant quality expanded polystyrene moulded pipe section 50mm thickness and density not less trhan 20 kg/cum covered with layer of 120 gm/sqm polythene sheet (as vapour barrier) duly reinforced with 26 gauge chicken wire mesh with buffing of all joints and tied town with GI lacing wire and finally finished with cement mortar of 1:3 of 12mm thick if laid in ground of air outside the building complete with all accessories comprising contorl valves like butterfly valves,balancing valves, Y- strainers, non return valves, pressure gauges, needle valves, themometers, water flow switches, suitable EPDM bellwos etc including excavation, refilling making good the excavated surface wherever reqired at site .

Supply & fix of Electronic digital Hygrometer thermometer one at plant room and another tepmerature and humidity sensor at conditioned room connected trough wire or communication medium (range 100 mtr minimum) to display inside and outside temperature in celcius and humidity complete all as specified & directed.Make - amicisense or Equivalent

M & L earthing complete with GI electrode 600 mm x 600 mm x 6.00mm thick buried directly in ground vertically in pit of depth not less than 2.25 mtr below normal ground level with top edge of the earth plate not less than 1.50 mtr below normal ground level connected to GI strip 32 mm x 6 mm as earthing lead by means of bolts, nuts, check nuts and washers of brass connected all as specified including excavation and earth work and disposal of surplus soil including 40 mm dia GI tubing light grade and necessary fitting for protection of GI strip including laying of charcoal, dust and common salt PCC (1:2:4) type B-I (using 20 mm graded crushed stone aggregate) earth pit with 40 mm x 40 mm x 6mm mild steel angle iron frame ,40 mm thick pre- cast RCC cover (1:2:4) type B-1 ( using 20 mm graded crushed stone aggregate ) reinforced with 8mm diaTMT bar @ 75mm c/c both way with mild steel handle 12 mm dia round bar ,15 mm thick plastering in cement mortar (1:6) internally and upto 150mm below ground level externally, funnel with wire mesh 20mm dia GI pipe for watering complete all as shown on electrical plate No.03 of SSR Part- 1( 2009 )and connected in earth test including testing completed all specified and directed. NOTE :- (i) The rates quoted shall also deemed to include the cost of Earth test point and earth strip and protection pipe upto 7.5 meter beyond the earth plates electrode and the earth resistance of the whole system shall be as near as possible to 0 but shall not in any case exced five ohm.

M & L for digital printing on 5 mm thick Acrylic sheet wih aluminium bidding with provn of eyelids specified font size ,color of letter all as specified & directed by Engr-in-charge.

Supply and fixing glow sign board of Central AC plant (size 3000 mm x 800 mm x 150 mm) weather proof made of mild steel angle 50 mm x 50 mm x 6mm with while acrylic sheet 2mm thick and writing name of AC Plant as directed by GE with arial black font with suitable size not exceeding 150mm and mininum size 100 mm and provision of 04 Nos of LED tube light fitting of 18/20 watt with including necessary wiring and other accessories and grouting on floor roof with suitable primary and secondary supports complete all as specified & directed .

M&L for Preparing old painted steel and metal based surfaces such as Compressor, AHU’s refrigerant water piping base plates, motors, AHU’s cable duct, MS channel, make up water tank, cooling tower, condensors, condensor pipe lines, etc of any shape, size and description, removing oil, dust & rust by using sand paper or any method on all types of surfaces, filling cavities if any and applying one coat spray painting with synthetic enameled paint of approved quality (All as per E-in-C’s colour code) with and including writing E/M & MES Nos, marking arrows / feeders name neatly on each machine complete of AC Plant at WSA of size 2 X 11 TR complete all as specified and directed by Engineer-in-Charge

All as per item no.94 here in before but for Ac Plant of size 3 X 37 TR at special garrage.

All as per item no. 94 here in before but for Ac Plant of size 3 X 25TR at DB-02&03.

All as per item no. 94 here in before but for Ac Plant of size 2 X 37.5TR atDB-10.

All as per item no. 94 here in before but for Ac Plant of size 3 X 25TR at DB-11.

S&F in Repair of existing cooling tower motor with fan blade complete of capacity 3 hp ,3 Phase copper wound complete same as existing on site complete all as specified and directed by EIC.

S&F in Repair of existing cooling tower motor with fan blade complete of capacity 1.5 hp ,3 Phase copper wound complete same as existing on site complete all as specified and directed by EIC.

Supply,installation and commissioning of HDPE Water storage tank (cylindrical vertical withclosed top)of size 2000 Ltr. complete with air vent and drain connection & overflow, make up connection with float valve complete. .

S&F in repair XLPE insulated 1100 volt grade 4 core 6 sqmm heavy duty unarmoured aluminium coductor laid through suitable saddle complete all as specified

S&F in repair XLPE insulated 1100 volt grade 3 core 2.5 sqmm heavy duty unarmoured aluminium coductor laid through suitable saddle complete all as specified

S&F in repair XLPE insulated 1100 volt grade 4 core 10 sqmm heavy duty armoured aluminium coductor laid through suitable saddle complete all as specified

S&F in repair electronic fire damper motor complete with electronic smoke/ fire sensor including electrically operated actuator complete all as specified and directed

S & F digital temperature meter with Red display including temperature sensing probe of suitable size complete all as specified

S & F digital hygrometer with Red display including humidity sensing probe of suitable size complete all as specified

Supply, Install, testing in repair of 3 Way Mixing Valve modulating proportional linear type motorised mixing valve having manual over ride facility with proportional thermostat and wiring with 1.5 sq mm copper conductor multi core armoured cable, 3 way valve suitable size required at site in AHU including actuator of suitable size complete with transformer etc including Electrically controlled /operated control such as humidistat ( to control humidity) and stand alone micro controller based LCD proportionate temperature controller (to control 3 way modulating mixing valve) along with all equipment and accessories including 230V/24 V class 2 transformer complete all asspecified and directed

M& L for automation of Humidifier system by using suitable size of contactor 40 Amp ,timer ,relay ,digital humidistat with sensing probe including control connection using copperwire of 2.5/4 sqmm multicore cable complete setting for automatic on/off for humidifier to control desired humidity complete all as specified and directed by engr-in-charge

M&L for fixing of 25 mm gun metal ,globe or gate valve with Iron wheel head screwed both end for Iron pipe complete all as directed by EIC

Ajanta Motor Store

COOLING CENTRE