MANNING AND OPERATION AND COMPREHENSIVE MAINTENANCE OF ELECTRICAL PANEL/ AC PLANTS AND CONNECTED ITEMS OF NCN BLDG AT INS ANGRE UNDER GE (NW) KUNJALI, COLABA, MUMBAI

Amount

Manning and operation of Central Air Conditioning Plant given below capacity by employing Qualified 01 No AC operator Ref Mech (skilled) in shift duty round clock 24 Hrs complete all as specified and directed .The total Plant consisting of following equipments and duties:- (a) Central Air Conditioning plant of capacity 4 x 23.84 TR (Existing Make : BLUE BOX Chiller plant) having Model No: SB10059034-37 respectively and 5.0 TR x 7 Package type AC including each having one No of Centrifugal compressor, one No of squirrel cage induction motor, double screw compressor suitable for R 134a AC Supply with one No of microprocessor based soft start central panel with safety operation with shell and tube type water cooled condenser and shell and tube water cooled chiller, anti vibration damper , refrigerant pipe flowing, switch butterfly valve, balancing valve, NRV, Strainer, gauges etc, for 24 hrs. daily for efficient and continous running /operation of central air conditioning plant and its electrical panel board with other installation/ equiptmentas mentioned below to Maintaining Log sheet, lodging of complaint ,attending complaint Mointoring of PLC including taking care of Chillers plant, pilferage, theft or damages etc. One Refrigeration Operator - Skilled shall be employed for each shift. The shift duty are as under:- (i) first shift: 06.00 to 14.00 hrs (ii) second shift :14.00 to 22.00Hrs (iii) third shift: 22.00 to 6.00 hrs. ( 1 person x 3 shifts x 11 months = Total 33 )

Manning and operation electrical receiving substation 11KV/ 440 Volts at INS ANGRE power house/ NCN Bldg by employing Mate electrician below mentioned man power in three shifts per day including Sundays / Holidays: (i) Mate Electrician- Semi- skilled -01No. Per shift. Note: Shift Timing is as under:- (a) First shift: 0600hrs. To 1400hrs. (b) Second shift : 14.00hrs. To 2200 hrs. (c ) Third Shift : 2200 Hrs to 0600 Hrs ( 1 person x 3 shifts x 11 months = Total 33 )

Notes for item no 01 and 02- i) The cost of employment of supervisior and any assitance required to operate and maintain the installations by operating staff shall deemed to be included in above offer. ii) Each shift shall be of continuous 8 hours durations. As per industrial act one person should not be continued on duty for more than 06 days and he should be given weekly off day for his personal maintenance and one reliver should be employed for off duty by arrangement of contractor without any extra cost to the Govt.The rate quoted includes Oustourcing for operation & maintenance of installation on all days including Sundays/Gazetted Holidays. iii) The cost of maintenance of documents installations charts and daily records as clarified under relevant particulars specifications shall deemed to be included in the rates quoted for above items. iv) The location of AC plants to be outsourced are lying inside restricted area and therefore the contractor/operating staff shall comply to all security measures/restrictions imposed by the unit from time to time. v) The contractor has to arrange the dry/wet bulb thermometer for recording hourly room temperature.

(vi) The cost of maintenance of documents installations charts and daily records as clarified under relevent particulars,specification shall deemed to be included in the rates quoted for above items. (vii) The quoted rate deemed to be inclusive for provision of reliever duty and leave periods (viii) The operator on duty should have proper uniform in light blue colour shirt and dark blue trouser duly printed name as MES and contractor with all protective arrangement during the duties like shoes etc and required tools for operation and maintenance of installation.The rate quoted deemed to be inclusive of minor servicing like greasing of bearings, replacment of glands/ rubber coupling, belts etc.Periodical cleaning of cooling tower and AHU filters is contractors responsibility. (ix) The installation will be handed over in operating state on the commencement of contract though work order. (x) Antecedents of the Personnel engaged by the contractor to carry out the work shall be verified from police authorities and accordingly security passes shall be issued. (xi) The contractor shall be solely responsible for all personnel deployed for carrying out the above jobs and all transport required for conveyance. The rate quoted deemed to be inclusive of EPF, insurance etc all as per latest norms of labour Commissioner. (xii). The labourers shall be provided with protective devices and shall wear them while working. In case any accident/ injury/ fatal or partial disability happened, the contractor shall be solely responsible for settling all claims/ compensation. Department will have a right to recover any sum indicated/ claimed by Labour Commissioner/ Court directive. (xiii) Contractor will render a certificate/ confirmation every month that minimum wages act is not violated and every employee engaged have been paid their wages only through individual bank account laborers in full and receipts there on obtained. (xiv) In case the absence of operator , the Accepting Officer and the Engineer-in-Charge (GE and AGE E/M) shall impose penalty of Rs 500/- per hour.

(xv) 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. (xvi) The bidders are advised not to quote rate less than minimum fair wages as circulated by competent authority. If the quoted amount is less than the estimated cost given at at page no 14 of SCH A NOTES the lowest bidder will have to depost FDR/BGB as elaborated herein after in favour of Accepting Officer within 07 days of opening of financial bid (cover No 2). (xvii) The deposited amount shall be the difference between estimated cost as given at page no 14 of SCH A NOTES and amount quoted by lowest bidder for respective item. FDR/BGB shall be released only after satisfactory completion of work. If the contractor fails to pay minimum wages to employees, the department shall have right to with hold the said amount which will be verified by GE. The decision of Accepting Officer regarding amount to be withheld shall be final and binding. The withheld amount will be utilised by GE for payment to employees if contractor fails to pay minimum wages and balance amount if any shall only be released. If the lowest bidder fails to deposit the amount as stated above within 07 days, the contractor shall be banned for 06 months & his bid shall be rejected. The contractor shall submit 03 Nos of BGBs/FDRs of equal amount as mentioned above. The BGBs/FDRs validity shall be for 04 months, 08 month & 12 months respectively for the purpose of encashment release as the case may be. (xviii) The rates quoted shall be inclusive of suitable reliver whenever necessary as required and directed by the Engineer in charge.

AMC from OEM for routine maintenance of Ceiling Mounted Ductable type Central Air conditioning plant of capacity 2.5 TR X 06 Nos capacity Existing Make:HITACHI of round the clock including maintaining the plants twenty four hours for desired temperature of 21+/-3 degree celcius without interruption including repairs/ replacement of damaged/ unserviceable minor parts, controlling valves, copper tubings, nitrile rubber insulation, and all electrical/ electronics components, control wirings, sensors,Thermistors, thermocol inner packs, fan motor windings, vibration pads, painting of rusted out door stands and connected accessories, drainage lines, pre filters control/ communication wirings,earthings, leak test and all other accessories not mentioned in this schedule complete testing of the plant for smooth functioning all as specified & as directed by Engineer-in-Charge.

AMC from OEM for routine maintenance of Package type Central AC Plants of capacity 5.0 TR x 7 Nos Existing Make: Hitachi run in three shift per day including periodical (ie daily check, monthly, quarterly and half yearly) central AC plant run at a time two units of each plant and other two and one are stand by for smooth functioning of entire system of Centres and to maintain the specific temperature 20+2ºC, RH 50+- 5% run for 24 hrs including replacement of damaged parts like- electronic/ electric parts, equipment motor & connected parts, compressor repair & connected parts and all including day to day maintenance and all minor parts etc

AMC from OEM for routine maintenance of existing make BLUE BOX chiller of capacity 4 x 23.84 TR= Total 95.36 TR , Model No- SB10059034-37 Respectively screw type double compressor including replacement of damaged parts like- electronic/ electric parts, equipment motor & connected parts, compressor repair & connected parts and all including day today maintenance and all minor parts of chiller unit excluding Compressor oil and filters complete all as specified and directed.

AMC from OEM for routine maintenance of Precision Air Conditioning plants of following capacity round the clock including maintaining the plants twenty four hours for desired temperature of 21+/-3 °C without interruption including repairs/ replacement of damaged/ unserviceable minor parts, controlling valves, copper tubings, nitrile rubber insulation, and all electrical/ electronics components, control wirings, sensors,Thermistors, thermocol inner packs,indoor/ outdoor fan motor windings, vibration pads, painting of rusted out door stands and connected accessories, drainage lines, pre filters control/ communication wirings,earthings, leak test and all other accessories not mentioned in this schedule complete all as specified and directed.

Out door unit of capacity 24 HP, Existing Make: BLUE BOX - 03 Nos.

Four Way casette type indoor Unit of capacity 2.5 HP, Existing Make: Hitachi-06 Nos.

Split hi wall type indoor unit of capacity 1.0 TR, Existing Make: Hitachi-12 Nos .

Split hi wall type indoor unit of any capacity 1.5 TR, Existing Make: Hitachi-05 Nos .

Split hi wall type indoor unit of any capacity 2.0/2.5 TR, Existing Make: Hitachi-03 Nos .

Note:- (a) For item No 6.00 above AC Mechanic have to attend complaints, Minor faults, routine cleaning, Dry servicing of plant and filters and register shall be maintained . Any number of manpower required for carrying out the routine maintenance(Minimum 02 Nos of High skilled Refrigeration Mechanic required at site for servicing and repairs) is deemed to be included in the quoted rates. b) The contractor shall ensure to produce AMC documents within one week of acceptance of contract and arrange visit of OEM Engineer monthly once and report/ serviceability of Out door units and same shall be submitted to this Office. The charges for all OEM procedures are deemed to be included in the quoted rates. The reports of OEM Engineer shall be produced before submitting RARs. (c) AC mechanic must be experienced in VRF/VRV Plants and capable for carrying out any type of maintenance or attending breakdown in above mentioned plants. (d) Incase of any breakdown the additional man power if required will be arranged by the contractor without any extra expenditure to the Govt. (e) The cost of replacement of all Minor parts which are not mentioned in schedule shall be deemed to be included in quoted rates Item No 6.00.

Dismantling of Out door unit covers of VRV/ DUCTABLE AC any capacity completely by disconnecting/ covering all electric/electronic boards and wiring and servicing condensor coils and compressor, reservoir areas completely wet servicing by using approved chemicals by OEM manufacturer and re assembling setting all parameters by using softwares by an OEM engineer testing all included complete all as specified and directed.

Dismantling of four way high wall indoor/ Cassette unit covers 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 complete all as specified and directed.

Supply and charging of Refrigerant fresh gas as per site requirement

Supply and fixing the Sealed New Brand Compressor of 24 HP Capacity for Out door units of VRV AC Plant including testing complete all as specified and directed.

Supply and fixing the Sealed New Brand Compressor of 10 HP Capacity for Out door units of Ductable AC Plant including testing complete all as specified and directed.

Supply and fixing the Control Board for Out door units of VRV Plant including testing complete all as specified and directed.

Supply and fixing the MNET Board for Out door units of VRV Plant including testing complete all as specified and directed.

Supply and fixing the Noise filter for Out door units of VRF Plant including testing complete all as specified and directed.

Supply and fixing the Fan board for Out door units of VRV Plant including testing complete all as specified and directed.

Supply and fixing the Invertor board for Out door units of VRV Plant including testing complete all as specified and directed.

Supply and fixing Fan Motor for Out door units of VRV Plant including testing complete all as specified and directed.

Supply and fixing Condensor coil for Out door units of VRV Unit including leak testing by using nitrogen complete all as specified and directed.

Supply and fixing of special refrigerant 'Y' joints/Refnets for VRV system as per standard specifications

Supply and fixing of Ceiling Suspended type Inline Fan With Filter etc. for Fresh Air arrangement for VRV system (Cabinet Type Inline Fan)

Supply and fixing of Rigid PVC Drain Piping 32 mm dia of 6 Kg./CM2 rating with insulated with 9mm thick nitrile foam rubber trenched on walls, ceiling suspended, hanged with all necessary clamps, saddles & supports.

Supply and fixing of refrigerant piping between indoor & outdoor units using eddy current free Copper pipes and fittings like elbows, couplers, tee joints, brass fittings, "U" loops, expansion loops etc. Supports consisting of GI box / "C" sectionSupply & fixingemale anchor fasteners with full threaded GI rods at a regular interval of 1 metre each, insulation of suction / liquid pipes using 19 mm thick elastomeric closed cell Nitrile Rubber insulation material and covered with Al. foil (Exposed copper Piping Should be Al. Foil & not exposed copper piping without Al.foil) & having class "O" for fire properties, structural clamps with hard PVC pipe sleeves under the clamps to protect insulation at supports, complete all as specified and directed.

Supply and fixing MCB single pole and neutral enclosure with a two pin and earth plug and socket Modular Type complete with and including one MCB single pole 25 amps, 240 volts 10 KA, C Series complete all as specified and directed.

Supply and fixing PCB for four way casette/hiwall type indoor units of VRV Unit including testing complete all as specified and directed.

Supply and fixing Drain Pump for four way casette/hiwall type indoor units of VRV Unit including testing complete all as specified and directed.

Supply and fixing Blower motor for four way casette/hiwall type indoor units of VRV Unit including testing complete all as specified and directed.

Supply and fixing Linear expansion Valve for four way casette/hiwall type indoor units of VRV Unit including testing complete all as specified and directed.

Supply and fixing Remote Controller for four way casette/hiwall type indoor units of VRV Unit including testing complete all as specified and directed.

Supply and fixing Adressing Board for four way casette/hiwall type indoor units of VRV Unit including testing complete all as specified and directed.

Supply and fixing Cooling Coil for four way casette/hiwall type indoor units of VRV Unit including testing complete all as specified and directed.

Supply and errecting factory fabricated rectangular/square duct made out of 2422 gauge GI sheet in L shaped hollow profile including all accessories such as corner, carriage bolt hangers, gasket and seal the longitudinal joints with and including approved sealant complete all as specified and directed by the Engr- in- charge.

Material & labour 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 complete all as specified and directed by the Engr- in- charge.

Material and labour for framed work with structural steel sections including nuts, bolts,washers, welding ,bending cold or hot, drilling holes for bolts, in any shape or size as directed including applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and directed by the Engr- in- charge.

Taking down old unserviceable insulation from any surface and supply and fixing nitrile rubber insulation of one layer of 19mm thickness sticking on surface by using approved adhesive and sealing the joints by weather proof tape complete all as specified and directed by the Engr- in- charge.

Supply and fixing in repair Chiller Water Sensor suitable for chiller of existing make BLUEBOX of Capacity 23.84 TR complete all as specified and directed by the Engr- in- charge.

Repairs to Local Interface Display module set of existing make BLUE BOX chiller by dismantling from chiller panel carefully by disconnecting all internal communication cables and sensor, transducer supply, replacing damaged chip, electonic transducers/ capacitors/ transmitters/inductors/switches and displaying with new components and re- installing the software and connecting to the chiller unit & testing complete all as specified and directed by the Engr- in- charge.

Supply and filling of compressor oil for chillers, Alkyl Benzene based synthetic oil with ISO High viscosity grade complete all as specified and directed by the Engr- in- charge.

Supply & fixing in repair filter drier 5/8" MFL suitable for filtration of chiller unit complete all as specified and directed by the Engr- in- charge.

Supply & fixing in repair filter core multilayered filtration medium suitable for chiller complete all as specified and directed by the Engr- in- charge.

Supply & fixing in repair filtration kit CI body 4-1/2" flare connection on both sides of chiller complete all as specified and directed by the Engr- in- charge.

Supply & fixing in repair filter (low side and oil reclaim) suitable for chiller Alkene benzene based compression oil with 5/8" flare connection on both ends and CI body of chiller complete all as specified and directed by the Engr- in- charge.

Pumping down plant to pressure the existing refrigerant gas and leak testing of plant by charging of Nitrogen gas in to entire plant and monitoring for 24hrs to find the leakages rectification of leak by brazing & replacement of gasket packing including vacuumizing of the plant by vacuum pump and keepinf upto 24hrs for testing including rectification of leakage if any and finally recharging of gas to the plant to maintain the standard pressure complete test.

Removing the worn out control wiring complete, rewiring with suitable copper conductor cable replacing the lugs starter to compressor motor, fan motor timer HP/LP cut , thermostat complete interlock wiring, checking the complete function of timer, heaters, relays, HP/LP cut outs, thermostat cut out and inter lock wiring system, testing on load and all wiring shall be mounted on cable tray of size 200mmx50mm. all as specified and directed.

Taking down old unserviceable Aluminium/ Plastic rectangular duct grill of any size and make and supply and fixing new fresh air /return air of aluminium rectangular grills complete with frame work including gasket and connected accessories complete all as directed by Engineer-in-Charge.

Material and labour for repairs to Microprocessor of chiller/ Ductable/ package unit including replacing diodes , transistors and wiring etc for AC Plant as specified and directed

Material and labour for repairs to Digital Display Kit Board of chiller/ Ductable/ package unit including replacing diodes , transistors and wiring etc for AC Plant as specified and directed

Supply and laying in repair cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded copper conductor of size 185 sq mm 3.5 core. laid in trench/ duct / along pole/wall etc including making connection complete all as specified and directed by the Engr- in- charge. Note : 1. The cost of thimbles/lugs and cable gland etc is incl in quoted rate and no extra payment will be made for it.

Supply, install testing and commissioning of ACB 4 Pole, 415 V, with Thermal Magnetic Release ( Manual Drawout type with microprocessor release) of capacity 1250 Amps with fabrication work in panel all as specified and directed

Supply & fixing MCCB FP 160 Amps,36KA,thermal magnetic,415volts complete all as specified and directed by the Engr- in- charge.

Supply & fixing MCCB FP 200 Amps,36KA,thermal magnetic,415volts complete all as specified and directed by the Engr- in- charge.

Supply & fixing MCCB FP 350 Amps,36KA,thermal magnetic,415volts complete all as specified and directed by the Engr- in- charge.

Supply & fixing MCCB FP 400 Amps,36KA,thermal magnetic,415volts complete all as specified and directed by the Engr- in- charge.

Repairs/ Routine maintenance of 02 Nos Diesel Generator Set of capacity 910 KVA round the clock including maintaining the Alternator twenty four hours for continuous electric supply without interruption including repairs/ replacement of damaged/ unserviceable minor parts, controlling valves, fuel filter, oil filter, including pipes and AMF Panel and all electrical/ electronics components, control wirings, sensors,Thermistors,, painting of rusted pipes of fuel from fuel tank stands and connected accessories, drainage lines, pre filters control/ AMF wirings,earthings, leakage and all other accessories not mentioned in this schedule complete all as specified and directed by the Engr- in- charge. (Total 02 Nos of DG Set)

Repairs/ Routine maintenance of Fire alarm and fire fighting system including jockey pump and fire pump of capacity 15 HP, Main Electric Pump 65 HP and maintening of all GI Pipe of any dia and all smoke detector and fire panel and alarm system and servicing of Diesel Pump 95 BHP and all water supply system including cleaning of Water tank on terrace and including repairs/ replacement of damaged/ unserviceable minor/major parts, controlling valves, fuel filter, oil filter of Diesel Pump including pipes and , control wirings, sensors,Thermistors,, painting of rusted pipes and fuel tank , drainage lines, pre filters control,earthings, leakage and all other accessories not mentioned in this schedule complete all as specified and directed by the Engr- in- charge.

Repairs/ Routine maintenance of UPS total 04 Nos (300 KVA-01 Nos, 60 KVA - 01 Nos, 80 KVA -02 Nos) through OEM including replacement of minor parts, like relay, PCB, etc including testing of isolation transformer every month and testing of voltage and current of all batteries every week and making a chart of status of batteries duly signed by Engineer in charge including painting of battery stands of all UPS and replacement of batteries and jointing cable and all other accessories not mentioned in this schedule complete all as specified and directed by the Engr- in- charge.

Supply and filling engine oil 20 W40 complete all as specified and directed by the Engr- in- charge.

Supply and fixing copper strip 20x3.15 mm with saddle and fixing screws etc for roof conductor and down conductor above ground complete all as specified and directed by the Engr- in- charge.

Supply and fixing in repair of 50 Sqmm single core copper cable or main earthing lead fixed to wall with clamps or recess or croses or buried in ground or drawn in conduits/pipe or fixed to poles or any other indicated situation for loop earthing etc as required all as specified and directed by Engr-in-Charge.

Supply and fixing battery of capacity 12 V 200AH for UPS of 300 KVA complete all as specified and directed by the Engr- in- charge.

Supply and fixing battery of capacity 12 V 42AH for UPS of 60 KVA complete all as specified and directed by the Engr- in- charge.

Supply and fixing battery of capacity 12 V 100AH for UPS of 80 KVA complete all as specified and directed by the Engr- in- charge.

Supply and fixing in replacement multisensor photo electric smoke cum thermal detectors with mounting base complete all as specified and directed by the Engr- in- charge.

Supply and fixing in replacement addressable Manual call point resettable type complete all as specified and directed by the Engr- in- charge.

Supply & laying PVC unarmoured cable 1.5 sq mm copper conductor 2 core complete all as specified and directed by the Engr- in- charge.

Shree Ayyappa Engineering (BID ID -3108590)

Chakshu Enterprise (BID ID -3121452)

cooltech engineering services (BID ID -3122289)

Darpan Construction (BID ID -3121465)

somnath engineering corporation (BID ID -3108007)