MANNING AND OPERATION COMPREHENSIVE MAINTENANCE AND REPAIR REPLACEMENT OF CENTRAL AC PLANT VRV VRF SYSTEM INSTALLED AT HQ WNC COMMAND POST BLDG AT NAVAL DOCKYARD UNDER GE NW KUNJALI COLABA MUMBAI

Amount

PART-I Manning and operation electrical receiving sub station 6.6 KV/433 volts at HQ WNC Mumbai Office complex by deploying the under mentioned man power in three shifts per day including Sunday/Holidays:- Electrician - 01 No per shift Note: Shift timings are as under:- (a) First shift: 0600 hr to 1400 hr (b) Second shift: 1400 hr to 2200 hr (c) Third shift: 2200 hr to 0600 hr

Manning and operation of electrically operated lifts (02 No.), capacity 08 passenger each, serving any number of floors in two shifts per day complete all as directed for the HQ WNC building by deploying under mentioned manpower including Sundays and holidays :- Lift attendant : 01 No per shift Note: Shift timings are as under:- (a) First shift: 0600 hr to 1400 hr (b) Second shift: 1400 hr to 2200 hr

Manning and operation for water supply installation/fire pump installation at HQ WNC building Area in two shifts per day (Each shift comprising of 08 hr) including Sunday & Holiday by deploying the under mentioned manpower:- FGM - 01 No per shift Note: Shift timings are as under:- (a) First shift: 0600 hr to 1400 hr (b) Second shift: 1400 hr to 2200 hr

Manning and operation of AC Plant at WNC building 200 TR capacity, air-cooled type chiller package, with reciprocating compressor, open type (2 Working + 1 Standby), comprising of following by deploying undermentioned manpower for two shifts per day including sundays and holidays :- Note :- For two shift from 0600hrs to 1400hrs and from 1400hrs to 2200hrs per shift per day Airconditioner Operator-01 No per shift. Chiller unit comprising of Reciprocating compressor, Condenser, Expansion valve Evaporator of capacity 100 TR - 03 Nos. (02 working + 01 standby) Mono block Centrifugal pump set, Capacity 15 HP - 03 Nos (02 working + 01 standby) Ceiling suspended AHUs as given below:- (i) Capacity 8000 cfm : 01 No. (ii) Capacity 7500 cfm : 01 No. (iii) Capacity 6500 cfm : 02 Nos. (iv) Capacity 6000 cfm : 05 Nos. (v) Capacity 5500 cfm : 01 No. (vi) Capacity 5000 cfm : 04 Nos. (vii) Capacity 4500 cfm : 02 Nos. (viii) Capacity 4000 cfm : 03 Nos. (ix) Capacity 3500 cfm : 02 Nos. (x) Capacity 3000 cfm : 01 No. Toilet exhaust units as given below:- (i) Capacity 4500 cfm : 01 No. (ii) Capacity 3500 cfm : 01 No. (iii) Capacity 1500 cfm : 01 No. (iv) Capacity 500 cfm : 01 No. Fresh air units as given below:- (i) Capacity 6500 cfm : 01 No. (ii) Capacity 1500 cfm : 06 Nos. Ducting for supply air with VCDs and SA/RAdiffusers - 01 set Chilled water piping : 01 Set. Drain water piping : 01 Set Adapter panel for chiller : 03 Nos. Ventilation fan starter panels : 07 Nos. Toilet exhaust fan starter panels : 04 Nos AHU starter panels : 22 Nos. Chiller pump starter panels : 03 Nos Refrigeration mechanic : 01 No Per shift

Note :- (i) Contractor shall submit ID proof, residential proof, bank A/C details to department and obtain approval of Engineer-in-Charge before employing a person as operator. (ii) Plant operator shall be available as per the shift timings specified in the tender and he will report to JE E/M in-Charge In case of emergency he will function according to their direction. If he is found absent or move without intimating to in-Charge or JE E/M he will be treated as absent for the said shift and recovery of Rs 1500/- per shift shall be affected. (iii) Payment as per quoted rate shall also be deducted in addition to the penalty as specified above. (iv) Contractor shall submit the labour licenece VAT & Copy of GST Regn registered number issued by concerned authority. (v) Payment to employees shall be done by crossed cheque through Aadhaar linked bank account only and it shall not be less than minimum fair wages as per act in vogue. In case payments are made in current coin or currency notes, contractor shall submit certificate alongwith undertaking of employee that asking for payment other than by cheque or by crediting in the bank account of the empolyee. The contractor shall submit prof to Engineer-in-Charge before claiming any payment. (vi) The rates quoted by the contractor shall be deemed to be included provision of all latest labour laws / regulations including all relevant taxes as applicable.

PART-II Comprehensive maintenance of central air conditioning plant 200 TR capacity opening/checking/clening of air conditioner's filters if required replace the filters, including the type of filter match with existing clening of coils, and fins as per regular maintenance schdule for smooth effectively functioning of AC Plants. Checking the motor, blower, drain line, coils, operating pressures and temperatures, the return and supply lines, refrigerant levels, and connections also clean the coils during a routine maintenance visit.filter should be changed depends on a variety of factors, including the type of filter match with existing at HQ WNC building comprising of equipment mentioned at item No 4.00 of Sch 'A' Part I all as specified and directed by Engineer-in-Charge. The maintenace schdule shall be as under:-(a) Check driving belt for tension,oil level in compressure crank case,check pressure guage, if gas leak is suspected test circit with test lamp or leak detector, also check compressure and motor for unuseal noise, vibration and over heating of bearings. (b) Cleaning of AHU unit filter with pressure if required rinse with clean with fresh water and dry before replaceing. (c) remove starter cover below of all dust and clean the contacts with pressure alcohal/sprit and adjust the tensin of the contacts. testing of low pressure lubrication oil cutout laid down also messure insulation of all motors and record readings. sufficient lubricants of all motors/compressure motors and cooling woater pump motor etc.

Comprehensive maintenance of VRV/VRF system at WNC building comprising of following equipment all as specified and directed by Engineer-in-Charge including dismantling of out door unit covers of VRV/VRF unit of any capacity completely by disconnecting/ covering all electric/electronic boards and wiring and servicing condensor coils and compressor, reservoir areas completly wet servicing by using approved chemicals by OEM and re-assembling setting all parameters by using softwares by an OEM Engineer, testing of indoor unit and Dismantling of four way high wall indoor unit covers of VRV/VRFunit of any capacity completely by disconnecting/ covering all electronic boards and wiring and servicing cooling coils, expansion valves, indoor drainage pumps, drainage lines completely wet servicing by using approved chemicals by OEM manufacturer by using tray jackets including cleaning the surface after servicing testing all as directed by Engineer-in-Charge. Note :- Test report shall be kept on record duly signed by Engineer-in-Charge :- Out door units (Make: Daikin)of capacity mentioned below:- (a) 12 HP : 02 Nos. (Model No. RXYQ 12 PAY6) (b) 16 HP : 02 Nos. (Model No. RXYQ 16 PAY6) (c) 18 HP : 02 Nos. (Model No. RXYQ 18 PAY6) Indoor units (Make: Daikin) of capacity mentioned below:- (a) 6.54 TR: 04 Nos. (Ductable units) (b) 1.33 TR: 08 Nos. (c) 1.65 TR: 03 Nos. (d) 3.3 TR: 08 Nos. (e) 4.12 TR: 02 Nos. Copper piping for flow of refrigerant : 01 set Drain water piping (PVC pipes): 01 setSupply air Remote controls: 25 Nos. Ducting: 01 set

Comprehensive maintenance of central AC plant of water cooled chillers 2 Nos 50 TR (one run,one standby) make: voltas, model No. AC WC05000MNT at TPW A-63 building complete with cooling tower AHU & other accessories for 12 hours run daily including Sundays & Holidays 0900 hrs to 1700 hrs ie 01 Shift. (a) Compressor model No. ACCWC05000MNT-02Nos. (b)Compressor motor 60HP-02Nos. (c) Condenser / chiller water pump set mono block 7.5HP-04Nos. (d) Air handling unit with blower motor 15HP-01No. (e) FRP Cooling tower 60TR with CT Fan-01No. (f) Electrical control panel cubical type floor mounted with main switch MCB's voltmeter, Ammeter, Starter condenser etc. complete-01Set. (g) Control devices such as expansion valve thermostat solenoid valves HP/LP/CP cut outs with panel board installed gauges -01Set (h) Digital type thermometer-01 Set. (j) Air supply duet with grill diffusers dampers and heater etc. complete-01Set. (k) Condenser/chiller piping MS 100/80/50mm dia with valves pressure gauge temperature gauge complete-01Set.

Comprehensive maintenance of fire alarm system of HQ WNC building comprising of equipment mentioned as under all as specified and directed by Engineer-in-Charge :- Addressable Multisensor detector (Photo + Thermal) with base with galvanised steel, back box, and all mounting Accessories : 440 No. (Make: Siemens) Analogue Addressable Heat detector : 03 Nos. (Make: Siemens) Addressable Dual Action Manual Pull Stations including MS box of suitable size for concealing the MCP in the wall : 49 Nos. (Make: Siemens) Addressable Monitor Modules : 04 Nos. (Make: Siemens) Addressable Control Modules with 230V 2A relay : 14 Nos. (Make: Siemens) Addressable Control Module For Hooter : 11 Nos. (Make: Siemens) Electronic Hooter : 49 Nos. (Make: Siemens) Fault Isolator Module : 25 Nos. (Make: Siemens) Response Indicator consiting of Red LED : 183 Nos. (Make: Siemens)

Comprehensive maintenance of fire fighting and sprinkling system HQ WNC building comprising of following equipements all as specified and directed by Engineer-in-Charge :- Fire fighting hydrant pumps 75 HP each: 02 Nos. Sprinkler pump 50 HP : 01 No. Quartzoid sprinklers: 900 Nos. Fire hoses with boxes: 21 Nos. MS ERW piping and GI tubing Jockey pumps 05 HP each: 02 Nos.

PART-_II ISupply and charging of fresh gas R-410A for VRF unit Make MAFRON or equvilent make as approved all as sepcified and directed Engr-in-Charge.

Supply and fix the sealed compressor for out door units of VRF 12 to 18 HP of capacity (Model No- RXYQ12PRY6 to RXYQ18PRY6 of Daikin or equivalent) including testing all as directed

Supply and fix the Noise filter for Out door units of VRF 12 to 18 HP cap unit suitable for out door (Model No- RXYQ12PRY6 to RXYQ18PRY6 of Daikin or equivalent) including testing all as directed

Supply and fix the Fan board Cat Part No- R 61037280 for out door units of VRF 12 to 18 HP unit suitable for out door (Model No-RXYQ12PRY6 to RXYQ18PRY6 of Daikin or equivalent) including testing all as directed

Supply and fix Condensor coil, for Out door units of VRF Unit suitable for out door (Model No- RXYQ12PRY6 to RXYQ18PRY6 of Daikin or equivalent) including leak testing by using nitrogen gas all as per OEM instructions and directed by Engineer-in-Charge

Supply and fix PCB for four way casette/hiwall type indoor units of VRF Unit suitable for in door (Model Capacity FXFQ100PVE9 of Daikin or equivalent) including testing all as directed

Supply and fix blower motor for four way casette/hiwall type indoor units of VRF unit suitable for in door(Model Capacity FXFQ100PVE9 of Daikin or equivalent) including testing all as directed

Supply and fix cooling coil for four way casette/hiwall type indoor units of VRF unit suitable for in door(Model Capacity FXFQ100PVE9 of Daikin or equivalent) including testing all as directed

Supply and fix invertor board, Cat Part No-R61039280 for out door units of VRF 12 to 18 HP unit suitable for out door (Model No- RXYQ12PRY6 to RXYQ18PRY6 of Daikin or equivalent) including testing all as directed

Supply and fix control board ,Cat Part No- R61011281 for out door units of VRF 12 to 18 HP unit suitable for out door (Model No- RXYQ12PRY6 to RXYQ18PRY6 of Daikin or equivalent) including testing all as directed

Supply and fix remote controller for four way casette/hiwall type indoor units of VRF unit suitable for in door (Model Capacity FXFQ100PVE9 of Daikin or equivalent) including testing all as directed

Taking out ACB of any make power control make of capacity 600- 1250A, 3 pole, 500 volts, indoor type, carrying out routine maintenance, overhauling and caliberation all as per manufacture maintenance manual examine the moving isolating contacts for any discolouration cluster contacts, main contacts, spring mechanism clean all the contacts with suitable solvent and contacts regressed with suitable grease, contacts getting checked and readjusted if required all as directed by Engineer-in-Charge

Dismantling the leaking condenser from 100TR capacity AC plant replacing the air cooled condenser of size 198cm x 112cm x4 row made out of copper tube and aluminium fines. Reconnecting the condenser including brezing/welding inlet and outlet connections. Leak test, pressure test with nitrogen vaccumizing & gas charging with F22 refregerant & testing on load all as directed.

Supply, install, test and commission Expansion valve Model No. ACDR0105OMN including taking down unserviceable valve complete all as specified and directed by Engineer-in-Charge at Command Post building.Make: Sporlon or equivalent

Material & labour for pumping down the plant to preserve the existing refrigerant gas & leak testing of plant by charging of Nitrogen gas in to entire plant & monitoring for 24 hrs to find the leakages rectification of leakage by brazing & replacement of necessary gasket packing as wherever required including copper tubes of suitable size vacuumising of the plant by vacuum pump & keeping 24 hrs for testing including rectification of leakages if any and finally recharging of existing refrigerant gas to the plant and and topping up of refrigerant if required to maintain the standard pressure complete testing of the plant for smooth functioning complete all as specified & as directed by Engineer-in-Charge.

Supply & charge refrigerant (R - 410) gas for AC Plant all as specified and directed by Engineer-in-Charge.

Replacement of compressor oil with fresh compressor oil of Make : Frizol 68 or equivalent, for Unit Model No. ACDR0105OMN all as specified and directed by Engineer-in-Charge.

Supply & fix in replacement Delivery/Liquid line valve, 40 mm dia, suitable for Unit Model No. ACDR105OMN, all as specified & directed by Engineer-in-Charge. Make: Castle or equivalent

Taking down the existing unsrviceable MCCB from the panel and supply and fix MCCB 200Amps 3 pole, 415V, 25KA with necessary modification of bus bar including bolts, nuts washers etc., suitable copper wire connection along with lugs etc., all as directed. Make : ABB/ Seimens/Legrand

Supply and fix in replacement power contactors, three phase, 415V all as specified and directed by Engineer-in-Charge :- Make: L&T Cat No. MNX 45 or equivalent of Siemens/GE/Legrand

Supply and fix in replacement power contactors, three phase, 415V all as specified and directed by Engineer-in-Charge :-Make: L&T Cat No. MNX 18 or equivalent of Siemens/GE/Legrand

Supply and fix in replacement power contactors, three phase, 415V all as specified and directed by Engineer-in-Charge :- Make: L&T Cat No. MNX 12 or equivalent of Siemens/GE/Legrand

Supply & fix in replacement oil seal assembly for Unit Model No. ACDR105OMN all as specified and directed by Engineer-in-Charge.

Supply & fix in replacement AHU filters, suitable for AHUs of Make: Nutech all as specified and directed by Engineer-in-Charge.

Rewinding of unserviceable electric motor 3 phase 50 Hz 415volt of following capacity pump set complete comprises as under :- (a) Disconnecting & removing the electric motor from installed position including, loading, unloading and transporting to approved workshop. (b) Taking out the existing burnt winding from the motor including rewinding complete with super enameled copper winding wire of existing gauge including all insulating material such as insulation paper, sleeves, tape, varnish etc. complete for class 'F' insulation. (c) Transporting the motor back to the location, reinstalling in original position including alignment, electrical & water connection, commissioning and testing for 8hours continuously to check the RPM etc. to the satisfactory performance etc. complete. NOTE: Any damage caused during handling will be made good by contractor without any extra cost to department

50HP Fire Fighting Motor

20 HP Condenser Motor

15 HP Motor

5 HP AHU Blower Motor

3 HP Motor

Over hauling of Monoblock pump set after removing from the base plate, disconnecting from pipe line, dismantling the pump set, replacing unserviceable gland packing, gun metal bush bearing water seal applying grease etc. complete and reassembling the pump set connecting with pipe line reconnection of electric supply, including buts bolts, gaskets etc. complete testing of pumps for smooth functioning with following capacity of pumps and motors:-

50HP Fire Fighting Motor

20 HP Condenser Motor

15 HP Motor

5 HP AHU Blower Motor

3 HP Motor

Supply & fix in replacement AHU fan belts, V type of size A 36 to A 40 all as specified and directed by Engineer-in-Charge . Make :- Dunlop / Fenner

Supply & fix in replacement AHU fan belts, V type of size A 43 all as specified and directed by Engineer-in-Charge as per sizes A 41 to A 45 Make: As per sample/or as existing at site

M & L for Cleaning of Air handling ducts (GI/Al) internally by using special T&P like robortic arm, air compressor, air jet nozzles, flipper, vaccum pump and a suction blower with hepa filter and check before and after the cleaning all as directed by the Engineer-in-Charge

Taking down old unserviceable/deteriorated insulation from duct, cleaning the duct surface with steel brush to remove dirt, dust and make it free of scale, greases and foreign matter etc and supply and fix nitrile rubber insulation(Armaflex) one layer of 19mm thickness sticking on surface of duct by using approved adhesive and sealing the joints by weather proof tape complete all as directed by Engineer- in- Charge.

Supply and fix rubberized fabric reinforced rubber lined fire hose (RRL Hose) including gunmetal male and female instantaneous type of coupling hose confirming to IS 636 type II and coupling confirming IS 903-1975 in all respect 15 mtr long including taking out unserviceable item complete all as specified and as directed by Engineer-in-Charge

Supply and fixing in replacement Branch pipe nozzle gun metal 63mm instantaneous inlet, made threaded outlet

Supply and fixing in replacement Fire Hydrant valve double headed gun metal suitable for 100 mm pipe sections complete all as specified and as directed by Engineer-in-Charge

Supply and fixing in replacement Fire Hydrant valve double headed gun metal suitable for 100 mm pipe sections complete all as specified and as directed by Engineer-in-Charge

Supply and fix in replacement of wall mounted 16 gauge thick powder coated with post office red colour M.S cabinet of size 750mm x 600mm x 350mm for housing 2 lengths of 15mt long canvass hoses and branch pipes with glass and locking arrangement complete all as specified and as directed by Engineer-in-Charge

Supply and fixing in replacement of damaged glass wired glass panes 6 mm thick suitable for existing fire cabinet indoor type complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing in replacement Fire Brigade inlet connection 2 way complete all as specified and as directed by Engineer-in-Charge

Supply and fixing in replacement Gun metal lugs assembly fire hydrent valve complete all as specified and as directed by Engineer-in-Charge

Supply and fixing in replacement gun metal spindle for 63mm size fire hydrent valve with washes, bush, check nuts etc for complete all as specified and as directed by Engineer-in-Charge

Supply and fixing in replacement of mouth washers for 63 mm size fire hydrent complete all as specified and as directed by Engineer-in-Charge

Supply & fix in replacement Addressable Multisensor detector ( Photo + Thermal) with base with galvanised steel, back box, and all mounting accessories all as specified and directed by Engineer-in-Charge. Make : Siemens / Apollo

Supply & fix in replacement Addressable Control Modules with 230V 2A relay with all mounting accessories all as specified and directed by Engineer-in-Charge. Make : Siemens or equivalent

Supply only multisensor Smoke with heat detector addressable type automatic reset type approved by loss prevention corporation bureau all as specified & directed by Engineer-in-Charge

Suply and fix in replacement drum type wall mounted hose reels, swinging 180 degrees(Newage/Suprex) conforming to IS 884 with ISI mark consisting of 20mmdia x 30 m long, braided rubber hose pipe with 6.3 mm dia bronze shut off type jet nozzle, making connection to the vertical riser by cutting welding, including providing 20mm dia shut off valve, fixing the hose reel with necessary anchor fastners by drilling holes in walls /RCC, making good the damaged surfaces matching with existing complete all as per direction of the Engineer-in-Charge. Make :- Newase / Suprex

Shree Ayyappa Engineering

BRITE INDUSTRIES