REPAIR AND MAINT OF CENTRAL AC PLANT AT HQ SWC BLDG AT JAIPUR MIL STN

Amount

M&L for comprehensive periodical maintenance, repair & servicing of Screw type compressor unit, Shell & Tube type Condenser unit of Central Air Conditioning Plant. Make: Voltas of capacity 200TR as per manufacturer instructions by authorised dealer of company including descaling of machine and connected water pipe line using suitable chemical, greasing & lubrication of moving parts, leakage repair including brazing work, nitrogen testing etc. and replacing the defective or unserviceable spare parts in repairs as below for 200 TR Voltas Screw Chillers of Central AC Plant as directed by Engr-in-Charge. Note:- (i) Spare parts shall be measured and paid for separately under respective item. (ii) Cost of Labour of connecting item Nos 1.01 to 1.20 are shall deemed to be included in quoted rate of this item.

Supply only DUAL PLT CV 4"/150#ADVANC (15SEEFC10011 of voltas or equivalent etc complete all as specified and directed.

Supply only PRV 1/2" NPT 250 PSI SANLAN of voltas or equivalent etc complete all as specified and directed.

Supply only FILTER DRIER SHELL 48-2-20W, 7/8" of voltas or equivalent etc complete all as specified and directed.

Supply only FILTER DRIER DML83s (023Z5058), 3/8" of voltas or equivalent etc complete all as specified and directed.

Supply only EXPANSION VALVE ETS400B (034G3501) of voltas or equivalent etc complete all as specified and directed.

Supply only SOLID DC 48 CORE (023U4381) of voltas or equivalent etc complete all as specified and directed.

Supply only SOL VALVE 7/8" EVR15s (032F1225) of voltas or equivalent etc complete all as specified and directed.

Supply only LIQ.SOL VLV EVR25, 1-3/8" CONN '032L2208 of voltas or equivalent etc complete all as specified and directed.

Supply only Oil filter RC2-410/470/510/550/580/620 of voltas or equivalent etc complete all as specified and directed.

Supply only DRIVER EEXV of voltas or equivalent etc complete all as specified and directed.

Supply only 16 SENSOR INPUT MODULE (SI 16-AO4) of voltas or equivalent etc complete all as specified and directed.

Supply only TEMP SENSOR (CODE#MCS-T100-20) of voltas or equivalent etc complete all as specified and directed.

Supply only PRESSURE SENSOR( CODE# TI-200F) of voltas or equivalent etc complete all as specified and directed.

Supply only CHILLER PLC CONTROLLER ( MCS-MAGNUM-OEM) of voltas or equivalent etc complete all as specified and directed.

Supply only N.C Type (SV1) RC2 of voltas or equivalent etc complete all as specified and directed.

Supply only Solenoid coil 12W 220V RC2 of voltas or equivalent etc complete all as specified and directed.

Supply only Oil level switch RC2 of voltas or equivalent etc complete all as specified and directed.

Supply only discharge temp sensor, 2m RC2, 4405-229 of voltas or equivalent etc complete all as specified and directed.

Supply only R-134a Refrigerant of voltas or equivalent etc complete all as specified and directed.

Supply only Lub oil for Frame 4 compressor for topping up of voltas or equivalent etc complete all as specified and directed.

M&L for complete overhauling of Cooling Tower of 250TR Central AC Plant by dismantling PVC Honeycomb fills, cooling fan, sprinklers, draining out of water, removing algae, silt, cleaning complete cooling tower body by removing scale, dust, dirt, cleaning existing external surface and servicing of mechanical components including repair / replacement of bottom tray of cooling tower, including replacement of gear box bearing, gear oil, mechanical coupling and overhauling of the complete transmission system of cooling tower and re-assembling all the dismantled components to its original position, testing complete to the entire satisfaction of Engr-in-Chage and replacement of following unserviceable parts in repair as directed by Engr-in-Charge. Note:- (i) Spare parts shall be measured and paid for separately under respective item. (ii) Cost of Labour of connecting item Nos 2.01 to 2.04 are shall deemed to be included in quoted rate of this item.

Supply only PVC fills (Big size) in columns of size 60 x 30 x 15 cm or next higher size as per existing specification and requirement etc complete all as specified and directed.

Supply only PVC fills (small size) in columns of size 60 x 15 x 15 cm or next higher as per existing specification and requirement etc complete all as specified and directed.

Supply only roller bearing / Pedestal bearings for fan motor as per sample of Make SKF No. 6213 as per existing make and model etc complete all as specified and directed.

Supply only Fan Motor belt B-118 as per existing make and model etc complete all as specified and directed.

S&F in repairs Ultrasonic Modular Plate (3kg/hr) parts of Ultrasonic Humidifier as per existing make and model etc complete all as specified and directed.

S&F in repairs Ultrasonic Humidifier 4” Fan as per existing make and model etc complete all as specified and directed.

M&L for complete overhauling of Hot Water generator of Make Rapid Coolby unscrewing and draining out water to detect leakages, welding wherever necessary, removing burnt heater , cleaning, removing silt etc from bottom level of tank, putting insulation sleeves to bare conductors and re-assembling all the dismantled components and testing complete to the entire satisfaction of Engr-in-Charge and replacing the following unserviceable parts in repair as required. Note:- (i) Spare parts shall be measured and paid for separately under respective item. (ii) Cost of Labour of connecting item Nos 4.01 to 4.17 are shall deemed to be included in quoted rate of this item.

Supply only Heater Rod 25KW, suitable 3 PH, 415V AC of make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Heater Plate make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Heater Gasket make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Thermostate and control switch ON/OFF assy control auto and manual parameters. make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Level Switch make Rapid cool or equivalent etc complete all as specified and directed.

Supply only MCB single pole 32 amps as per existing make and model etc complete all as specified and directed.

Supply only Contactor (25-45 Amps) make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Indicating Light - RYB & Amber make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Push Button - RYB & Black make Rapid cool or equivalent etc complete all as specified and directed.

Supply only On /Off Switch make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Step controller Display make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Step controller Card make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Power Supply (12-24V) make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Sensor wire make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Relay (8-14 pin) make Rapid cool or equivalent etc complete all as specified and directed.

Supply only Relay 8 pin (LY2N) as make Rapid cool or equivalent etc complete all as specified and directed.

Supply only BMS Card make Rapid cool or equivalent etc complete all as specified and directed.

CONDENSER AND CHILLER PUMP M& L for Rewinding of pump motors by dismantling and removing the burnt cut copper winding wire including all necessary transport & logistic for following:

(a) 7.5 HP to 15 HP capacity

(b) 15 HP to 20 HP capacity

CENTRIFUGAL PUMPS

Supply & fix in repairs 15 KW pkg seal 1.625 2A c-Ssc316epdL of make Armstrong or equivalent etc complete all as specified and directed.

Supply & fix in repairs gasket-casing f-nitrile 11.5'' and shaft-stub IEC 160 of make Armstrong or equivalent etc complete all as specified and directed.

Supply & fix in repairs 11 KW pkg seal 1.625 2A c-Ssc316epdL of make Armstrong or equivalent etc complete all as specified and directed.

Supply & fix in repairs gasket-casing f-nitrile 10'' and shaft-stub IEC 160 of make Armstrong or equivalent etc complete all as specified and directed.

Supply & fix in repairs 5.5 KW pkg seal 1.625 2A c-Ssc316epdL of make Armstrong or equivalent etc complete all as specified and directed.

Supply & fix in repairs gasket-casing f-nitrile 8'' and shaft-stub IEC 132 of make Armstrong or equivalent etc complete all as specified and directed.

Disconnecting the electrical and mechanical connection of burnt electrical motors from the site / location, transporting to and from to work shop. Rewinding of electrical motors/ pump motors by dismantling and removing the burnt cut copper winding wire cleaning the slots of stator with petrol and brushes winding polyester based super enamelled copper wire of same gauge of original one with proper class of insulation including varnishing and heating the coil and remove air bubbles complete stator / rotor after rewinding reassembling all parts including reinstalling connection to original position and testing on full load all as directed by Engineer in charge for different capacity of motor as per following :-

(a) 1 to 2 HP capacity

(b) 3 to 5 HP capacity

(c) 7.5 to 15 HP capacity

(d ) 16 to 40 HP capacity

S&F in repairs ball bearing for squirrel cage induction motor of capacity 1 HP to 20 HP as per existing make and model etc complete all as specified and directed.

S&F in repairs ball bearing for squirrel cage induction motor of capacity 25 HP to 75 HP as per existing make and model etc complete all as specified and directed.

Checking and testing of interlock panel wiring, detecting the fault/defects including replacement of burnt wires, lugs, terminals, etc. complete all as per specified and directed.

Painting of complete air conditioning plant equipments refrigerant/water suction / discharge / liquid piping of any specification with enamel paint of approved quality after preparation of surface including concealed fitments e.g., condenser , chillar, valves etc as per IS colour code of Central air conditioning plants including writing MES / SM No etc. complete all as per specified and directed.

Supply and installation wet & dry bulb thermometer at A/C plant room etc. complete all as per specified and directed.

S&F in repairs C-120 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs B-85 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs C-116 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs B-76 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs B-74 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs A-32 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs B-132 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs A-45 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs B-90 "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs SPB 1250mm "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs SPB 1030mm "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs SPB 1320mm "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs SPB 1180mm "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs SPB 2000mm "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

S&F in repairs SPB 2020mm "V" belt for power transmission for AHU as per existing make and model etc complete all as specified and directed.

Supply and fixing spare parts of water softener unit as per existing as follows:

Side Mounted Multiport valve 40 NB

Strainer Neck type

Rubber Gasket For Multiport valve 40NB

Ejector for Multiport valve

Pressure Gauge 0-7 kg/cm2, 65mm

Thermax tulsion T-42-Na resin

Auto Air Vent 20mm dia.

Pressure Gauge with Adapter

Water Flow Switch

Supply & Fix in repair Spares of pressure independent Balancing Valves as per existing Make of Anergy or equivalent as follows:-

Two way control Ball (Brass body ), high range ability, 20 mm dia

Two way control Ball (Brass body ), high range ability, 25 mm dia

Two way control Ball (Brass body ), high range ability, 32 mm dia

Two way control Ball (Brass body ), high range ability, 40 mm dia

Two way control Ball (Brass body ), high range ability, 50 mm dia

Two way control Ball (Brass body ), high range ability, 65 mm dia

Rotary Actuator, modulating, 05 Nm, 24Vac/dc, 0-10Vdc input, 2-10Vdc feedback, Form Fit. etc complete all as specified and directed.

Electronic Temp. Controller with LED display, 24Vac, 3 External temperature Sensor input, 2-10Vdc input (BMS), Range 15°C-35°C, 0°C-50°C, 0-10Vdc output with temperature differential limit. etc complete all as specified and directed.

Linear Actuator, Modulating, 500N, 24Vac/dc, 0-10Vdc input,2-10Vdc feedback, suitable for 40mm, 50mm dia valves etc complete all as specified and directed.

Linear Actuator, modulating, 600N, 24Vac/dc, 0-10Vdc input, 2-10Vdc feedback, suitable for 65 mm,80mm, 100mm dia valves. etc complete all as specified and directed.

Temperature Sensor Bulb Type with Cable Gland, Range (-)30°C to (-)70°C. etc complete all as specified and directed.

Power supply 230 Vac input, 24 Vac output, 300mA, etc complete all as specified and directed.

S&F in repair installation, testing Switched-Mode Power supply (smps) etc complete all as specified and directed.

S&F in repair installation, testing and commissioning Humidity sensor of Make: Subzero or equivalent etc complete all as specified and directed.

Supply only motorised fire damper Actuator suitable for operation on 240 volts ,AC minimum motor (torque 20Nm) open/close operation/2X SPDT auxiliary built in switch all as per Make- Belimo Model No NFU-S2 or equivalent etc complete all as specified and directed.

Supply only evaporative cellulose paper fill pads for Air washers cellulose pads shall be factory assemble size of 1200X600X200 mm etc complete all as specified and directed.

Supply only Propeller type free discharge exhaust fans complete with motor, fan, exhaust Louvers of 250 to 300 mm sweep etc complete all as specified and directed.

Taking down supply air duct and modifying supply air duct of air washers for increasing the airflow in the room by providing vanes in the ducting made out of GI sheets etc complete all as specified and directed by engineering in charge.

Supply, installation & commissioning duct inline fans of capacity 1200,10 mm static pressure inside supply air duct for improving the airflow in room to 1800 cfm by making necessary cable connections & necessary modifications in the duct design.

Note for Srl Item Nos 33.00 & 34.00 :- (i) All necessary civil work including dismantling & fixing of false ceiling , making & breaking of walls & making good damaged portion by painting etc. is included in above scope of work (ii) All electrical cables, lugs, casing capping, PVC pipes for cables etc are included in above rates quoted.

Supply, fabricate & Erect MS angle/channel of suitable size welding to existing vertical structure of ducting in replacing of rusted/deteriorated angle/channel as directed by Engr-in-charge (size of angle =50mmx50mmx5mm and channel 100mmx100mmx5mm)

Supply and replacement of double fitted polymer fabric HDPE fresh air filter (filter class -G3 as per EN 779) washable/cleanable type having efficiency 95% to 99% down to particle size of 20 micron, fabricated out of CRCA Sheet metal duly painted with two coat of spray hammer tone spray painted over two coats of red oxide primer, with lifting handle, Box/flanged type, aluminium spacer etc. complete all as specified & as directed by Engr-in-charge of following sizes:-

(a) 600mmx600mmx50mm

(b) 600mmx300mmx50mm

SWITCH GEAR SYSTEM.

Fixing in repair and testing ACB 1250A, 4 pole adjustable thermal/magnetic setting, 415 V, 50 KA of make L&T or equivalent etc. complete all as specified & as directed. Note:- ACB shall be issued under Sch 'B' free for fixing.

Fixing in repair and testing ACB 800A, 4 pole adjustable thermal/magnetic setting, 415 V, 50 KA of make L&T or equivalent etc. complete all as specified & as directed. Note:- ACB shall be issued under Sch 'B' free for fixing.

Fixing in repair and testing ACB 630A, 4 pole adjustable thermal/magnetic setting, 415 V, 50 KA of make L&T or equivalent etc. complete all as specified & as directed. Note:- ACB shall be issued under Sch 'B' free for fixing.

S&F in repair extended rotary handle for MCCB of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair spreader terminals- 3P of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair single phasing preventer of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair Timer as per existing of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair VFD UNIT FOR 11 KW Pump of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair VAF Meter of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair KWH Meter digital type of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair push buttom start/stop with elements of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair auto manual switch 1 pole of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair current transformer 1250/5A,5VA (100 x 10 - 2 runs) of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair current transformer ( 800/5A,5VA(80 X 10 ) to 60/5A,5VA to 30/5A, 5VA ) of make L&T or equivalent etc. complete all as specified & as directed

S&F in repair current transformer ( 400/5A,5VA (50 X 5) to 125/5A,5VA) of make L&T or equivalent etc. complete all as specified & as directed

Fixing in repair MCCB 400A, TP,415V, 50 Hz, 36KA adjustable type of make L&T or equivalent etc. complete all as specified & as directed. Note:- MCCB shall be issued under Sch 'B' free for fixing.

Fixing in repair MCCB 250A, TP, 415V, 50 Hz 36KA adjustable type of make L&T or equivalent etc. complete all as specified & as directed. Note:- MCCB shall be issued under Sch 'B' free for fixing.

Fixing in repair MCCB 160A, TP,415V, 50 Hz 36KA adjustable type of make L&T or equivalent etc. complete all as specified & as directed. Note:- MCCB shall be issued under Sch 'B' free for fixing.

Fixing in repair MCCB 100A, TP, 415V, 50 Hz,16KA adjustable type etc complete all as specified and directed. Note:- MCCB shall be issued under Sch 'B' free for fixing.

S&F in repair MCCB 32A, TP, 415V, 50Hz,16KA adjustable type of make L&T or equivalent etc. complete all as specified & as directed.

Fixing in repair MCB 63A, TP, 415V, 50 Hz of make L&T or equivalent etc. complete all as specified & as directed. Note:- MCB shall be issued under Sch 'B' free for fixing.

Fixing in repair MCB 32A, TP, 415V, 50 Hz of make L&T or equivalent etc. complete all as specified & as directed. Note:- MCB shall be issued under Sch 'B' free for fixing.

Fixing in repair MCB 6 to 16A, TP, 415V, 50 Hz of make L&T or equivalent etc. complete all as specified & as directed. Note:- MCB shall be issued under Sch 'B' free for fixing.

S&F in repair Contactor of make L&T or equivalent of following capacities:-

(a) 38 Amps

(b) 32 Amps

(c) 25 Amps

(d) 22 Amps

(e) 18 Amps

(f) 12 Amps

S&F in repair of over load relay of make L&T or equivalent of following capacities:-

(a) 06Amps-10A Amps

(b) 17 Amps -25 Amps

(c)12 Amps -18 Amps

(d) 28 Amps -36 Amps

S&F in repair PVC Eliminators (5 bend 6 pass) thickness 1.3 mm, width 255 mm of size : 2400 mm (h) 3000 mm(w)x 255mm(d) long . etc. complete all as specified & as directed.

Schedule of Credit

M/s Vijay Airconditioning Pvt Ltd

Shree Karni Electrovision

8M/S TIWARI and SONS

M/S Sheeba Enterprises

M/s Prakash Enterprises

AIRCOM