Military Engineer Services-MES has published Tender For Manning And Operation Of Ac Plant 1300 Tr Capacity Including Repair Maintenance Of Ac Plant 1300 Tr Capacity Routine Maintenance Of Scada System And Various Summer Cooling Appliances At Ins Vajrakosh Site E Under Ge(Sb) Karwar. Submission Date for this Tender is 07-02-2024. Air Conditioner Tenders in vasco Goa. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | SCHEDULE "A" - PART I (M&O OF AC PLANT) |
| 2 | Manning & operation of central AC plant of total 1300 TR capacity installed at MTP areawith package chillercondensing unit for LR-SAM magazines of 900 TR capacity of approved make and BROHMAS magazines of 400 TR capacity of approved make completeincluding SCADA system of Make : HoneywellwithAHU & other accessories each for 24 hrs3 shifts around the clock run daily for all days in a weekincluding sundays and holidays |
| 3 | a) Air cooled package chiller unit of approved make-03Nos , for LR-SAM magazines. b) Air cooled package chiller unit of approved make- 02Nos , for BROHMAS magazines. c) Compressor of approved make - 6 Nos for LR-SAM d) Compressor of approved make - 4 Nos for BROHMAS e) Condensor fan motor of capacity 3 HP/2.2 KW - 48 Nos for LR-SAM f) Condensor fan motor of capacity 1.5 KW - 32 Nos for BROHMAS g) Primary water pump motorof capacity 15 KW of approved make -03Nosfor LR-SAM h) Primary water pump motor of capacity 11 KW of approved make-02Nosfor BROHMAS i) Primary water pumpof approved make-03Nosfor LR-SAM j) Primary water pumpof approved make -02Nosfor BROHMAS |
| 4 | k) Secondary water pump motor ,capacity 37 KW of approved make-03Nosfor LR-SAM l) Secondary water pump motor ,capacity 37 KW/50 HP of approved make-02Nosfor BROHMAS m) Secondary water pumpof approved make -03Nosfor LR-SAM n) Secondary water pumpof approved make -02Nosfor BROHMAS o) Air handlingunit model ZDHRW-250 of capacity 25000 cmhwith blower motor, cooling coil, heater bank, humidity and temperature controller, electric panel complete -19 Nos of approved make for LR-SAM p) Air handlingunit model ZDS-80 of capacity 8000 cmhwith blower motor, cooling coil, heater bank, humidity and temperature controller, electric panel complete -10 Nos of approved make for BROHMAS q) Hot water generator 2 steps 415 volts of capacity- 12 Nos of 30 KW of approved make for LR-SAM r) Hot water generator 3 steps 415 volts of capacity- 10 Nos of 15 KW of approved make for BROHMAS s) SCADA system of approved make with connected accessories |
| 5 | NOTES:- (a) Contractor has to employ minimum following staff for Manning and operation of the Main receiving Substation at Vajrakosh in all 3 shifts 8 hours each. (i) One No MCM / Supervisor having minimum qualification Diploma inRefrigeration & Air Conditioning Engineering from recognized institute with adequate experience in one shift of 8 hrs (Total - 01 No per day) (ii) One No operator having minimum ITI qualification in Ref Mech trade from Govt recognised institute with minimum 2 years experience in maintenance & operation of AC plants in each shift of 8 hrs (. The operator must be competent to caryout the routine maintenance &check of AC plant including maintenance/check/inspection of electrical panel board.. (Total 03 Nos Per day) (iii) One No Electrician highly skilled / operator having minimumqualification of Diploma in Electrical Engineeringfrom Govt recognized institute with adequate experience in each shift of 08 hours (Total 03 Nos Per day) |
| 6 | (b) Contractor will maintain proper records of all kinds of daily, weekly , monthly, quarterly, half yearly, yearly or whatsoever maintenance is carried out during contract period in a binded book/register and will obtain the signature of Engineer-in-Charge (c ) The operator will ensure general cleanliness and upkeep of the installation on daily basis. (d) Contractor shall maintain log sheet of installations,lodging of complaints if found defects in plants,monitoring of PLC including taking care of chiller plants,monitoring of make up water tanks , pilferage theft or damages etc. (e ) Defective parts of plants will be replaced and measured under respective item of this schedule. (f) Power supply for operating the installations will be made availiable by department free of cost. (g) If the Contractor fails of provide required man power for any of the shift, a panelrecovery at the double of the quoted rate per shift shall be recovered from amount due to Contractor. (h)The Contractor shall not employ same tradesman continuously for more than 11 months |
| 7 | SCHEDULE "A" - PART II (ROUTINE MAINTENANCE OF LRSAM & BROHMAS AC PLANTS INCLUDING SCADA SYSTEM ) |
| 8 | M&L dismantling electric motor of any make, 3 phase 415V of following capacity, opening the motor for rewinding using super enamelled copper wire of suitable gauge to match with the existing winding as per manufacturer design including varnishing & drying and re-assemblingthe motor, connecting with proper alignment and testing complete including transporting to workshop for rewinding complete all as directed. |
| 9 | (a) 20 HP |
| 10 | (b) 50 HP |
| 11 | (c ) 5 HP |
| 12 | (d ) 2 to 3 HP |
| 13 | (e)0.5 to 1 HP |
| 14 | M & L for Servicing of water pump split casing type set by removing & dismantlingpump andconnected pipes & electric connections etc and replacing of unserviceable parts with new gland packing set Gun metal bushes, bearing, water seal packing complete cleaning of impeller greasing etc reassembling and refixing in original position complete with packing and necessary nut & belt etc including testing for smooth functioning etcof following capacity all as specified and directed by EIC |
| 15 | (a) 20 HP with discharge of 183.9 cum and head 20 mtrs make : GRUNDFOS |
| 16 | (b) 50 HP with discharge of 183.9 cum and head 54 mtrs make : GRUNDFOS |
| 17 | (c ) 0.62 HP with discharge of 3.1 cum and head 27.4 mtrs make : GRUNDFOS |
| 18 | Supply & change refrigerant (R - 134A) gas as per requirement |
| 19 | (a) Replacement of compressor oil BSE 170 with new compressor oil |
| 20 | (b)Replacement of compressor oil Grade DB 18 with new compressor oil of Make :- Dunham Bush , indsol, BPCL equivalent all as specified and directed by EIC |
| 21 | S & F in repairof crank case heater 300 W all completed as specified and directed. |
| 22 | Labour only for Routine maintenance of AHU with control panel incl. cleaning of blower fan and drain tap,cleaning & servicing of dampers linkages for free operation, adjustment of belt tension/replacement of same,if requiredcleaning of blower, oiling and greasing of blower motor testing functioning of thermostate and sensors of complete AHU, checking functioning of heater strips, cleaning of chilled water coil, replacement of broken/worn out connection cable lugs & connectors, replacement of unserviceable electrical accessories in panel complete. |
| 23 | Labour only for routine check up & maintenance of electric power panel,of 1300 TR plant by tightening all incoming/outgoing connections incl. replacement of blown off electric fuses, defective contactors, indicating neon lamps assembly , indicating meters, checking earthing of panelmaking fresh connections, settings of overload relays and furnishing the report all as directed. |
| 24 | Labour only for Routine check of electronic protection module and control panel for compressor, tighening of all loosened electrical connections testing functioning of thermostats,time delay setting and furnishing test report of thesame in format approved by engr-in-charge. |
| 25 | Supply laying and testing in cable PVC insulated screened PVC bedded galvanised steel strip or wire armoured electric power cable (heavy duty) with copper conductor 1100 volts grade cross sectional area 50 Sqmm 3.5 core lead on wall/ ceiling / duct all as directed including taking down old cable |
| 26 | do all as per Item No. 10 but 35 sq mm 3.5 core |
| 27 | Supply & Fixingin rep Analogue type Voltmeter of 0 to 500 Vrange AC |
| 28 | Supply & Fixingin rep ameter digital type 0 to 200 Amperes ,CT operated. |
| 29 | Supply & Fixing only in repairs Water Flow Switchcomplete all as directed . |
| 30 | Supply and Fix pressure gauge 0-150 PSI |
| 31 | Supply and Fix pressure gauge 0-300 PSI |
| 32 | Supply & Fixingin rep Filter drier core for 200 / 300 TR Central AC Plant |
| 33 | Supply & FixingV fan beltfor AHU of any size |
| 34 | Labour only for Non Comprehensive Routine maintenance checkup of SCADA systemwhich includes inspection of controls & control panels , operational test of controls & control panels , full function tests of equipmentincl. checkingof Sensors,actuators,temperature/humidity duct sensor, immerson temperature sensors,differential pressure switches, room humidity sensors,electrical wiring ,connectionsfor free operation, adjustment of relays ,sensors /replacement of same , checking functioning of sensors,actuators, cleaning of sensors,actuators , replacement of broken/worn out connection cable lugs & connectors, replacement of unserviceable electrical accessories in panel complete by authorised service engineer of OEM and furnish the report to Engineer-in-charge. |
| 35 | Supply & Fix in repairs PLC control panel (for each AHU) of L1 and L2 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 36 | Supply & Fix in repairs PLC control panel (for each AHU) of L3 and L4 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 37 | Supply & Fix in repairs PLC control panel (for each AHU) of L5 and L6 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 38 | Supply & Fix in repairs PLC control panel (for each AHU) of L7 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 39 | Supply & Fix in repairs PLC control panel (for each AHU) of L8 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 40 | Supply & Fix in repairs PLC control panel (for each AHU) of L9 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 41 | Supply & Fix in repairs PLC control panel (for each AHU) of B1 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 42 | Supply & Fix in repairs PLC control panel (for each AHU) of B2 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 43 | Supply & Fix in repairs PLC control panel (for each AHU) of B3 Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 44 | Supply & Fix in repairs PLC control panel (for each AHU) of B4Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 45 | Supply & Fix in repairs PLC control panel (for each AHU) of B5 & B6Magazine including PLC suitable for HVAC application including SMPS,switchgears and relays etc completed all as directed by Engr-in charge. |
| 46 | Supply & Fix in repairs Humidity sensor duct mounting completed all as directed by Engr-in charge. |
| 47 | Supply & Fix in repairsTemperature sensor of completed all as directed by Engr-in charge. |
| 48 | Supply & Fix in repairs pressure differential transmitter all completed as specified and directed. |
| 49 | Supply & Fix in PC required for specified SCADA all completed as specified and directed by Engr-in -Charge. |
| 50 | Supply & Fix in 28 port ethernet switch all completed as specified and directed by Engr-in -Charge. |
| 51 | Supply & Fix in repairs 1500 Tags for SCADAall completed as specified and directed by Engr-in-Charge. |
| 52 | Supply & Fix in repairs PLC programming and SCADA development complete all as specified and directed. |
| 53 | Supply & Fixing in repair suction pressure translators of existing make complete all as specified and directed. |
| 54 | Supply & Fixing in repair chilled water temperature sensor of existing make complete all as specified and directed. |
| 55 | Supply & Fixing in repair discharge temperature sensor of existing make complete all as specified and directed. |
| 56 | Supply & Fixing in repair loadunload solenoid coil of existing make complete all as specified and directed. |
| 57 | Supply & Fixing in repair controller keypad of existing make complete all as specified and directed. |
| 58 | Supply & fix in repairs MCCB 250 Amps,3 pole,breaking capacity 55 KA, 415 V , all as specied & directed. Make: L&T/Siemens/ABB |
| 59 | M & L in repair of Thermostatic Expansion valve TGEN type suitable for 200/300 TRunit havingrefrigerant gas R134acomplete all as specified and directed by EIC . Make: Danfoss , BM |
| 60 | S & F in repair of Electronic expansion valves ETS 250 suitable for 200/300 TR unit having refrigerant gas R134a complete all as specified and directed by EIC . Make: Danfoss , BM |
| 61 | Supply & Fix in repair Power contactor 2NO + 2 NC , 3TF54 of make siemens of 250 Amps current rating. |
| 62 | Supply & Fix in repair Power contactor 2 NO + 2 NC , 3TS50 3 pole 440 volt ,105 Amps suitable for 55 KW motor of make siemens , |
| 63 | Pumping down the plant to preserve the existing refrigent gas & leak testing of 200/300 TR chiller package unit by charging of Nitregon gas in to entire plant & monitoring for 24 Hrs to find the leakages, rectification of leak by brazing and replacement of necessary gasket packing as when required including copper tubes of suitable size vacumizing of the plant by vaccum pump to the plant & topping of refrigent if required to maintain the standard pressure and testingthe plant for smooth functioning complete all as specified and directed. |
| 64 | Supply & Fixing in repairs UPS of capacity 1000VA/600Watts having back up of 45 minutes suitable for 230 Volts .Make APC Model No. APC BR1000G-IN |
| 65 | Supply & Fixing in repairs UPS of capacity 700VA/420Watts having back up of 6-90 minutes suitable for 230 Volts .Make APC Model No. APC BE700Y-IN |
| 66 | Removing old unserviceable insulation of chilled water pipe line and cleaning the surface & applying one coat of TPRA coat & M & L for wrapping on MS Chilled water pipe line with 50/40 mm thick fiber glass wool moulded to shape the thermal insulation in selection of 50 mm crown wrapped with chicken mesh wire netting 20 SWG and 20mm mesh & aluminium cladding with 24 SWG aluminum sheet on 150/100 mm dia MS chilled water pipe line complete all asspecified & directed |
| 67 | Supply & fixing in repairNitrile insulation layers of size 25 mm thickness sticking on the chiller surface by using approved adhesive and ceiling joint by weather proof tape after removing unserviceable nitrile insulation from the chiller & cleaning complete all as directed by Engineer-in-charge. |
| 68 | M&L for applying one coat of synthetic enamel paint as per colour code with spray machine on surfaces of 3X300+ 2x200 TRcentral AC plant comprising of chiller, compressor motor, Pump, water pipe lines etc by filling cavities if any with filler including preparation of surfaces & indication markings all as specified and directed. |
| 69 | Supply & Fix in repair step controller display for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 70 | Supply & Fix in repair power supply 12 V for water generator complete all as specified and directed by Engineer-in-charge. |
| 71 | Supply & Fix in repair step controller card for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 72 | Supply & Fix in repair sensor wire for water generator complete all as specified and directed by Engineer-in-charge. |
| 73 | Supply & Fix in repair mini float switch for water generator complete all as specified and directed by Engineer-in-charge. |
| 74 | Supply & Fix in repair adapter for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 75 | Supply & Fix in repair MNX 22 Contactor for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 76 | Supply & Fix in repair thermostat for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 77 | Supply & Fix in repair heater Cap 5 KW for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 78 | Supply & Fix in repair Auto manual switch for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 79 | Supply & Fix in repair Contactor BMS with no point for hot water generator complete all as specified and directed by Engineer-in-charge. |
| 80 | Taking down old unserviceable CI butterfly valve of any make and size and Supplying, fixing, testing and commissioning of butterfly Valve(Manual) with C I body SS Disc, Nitrile rubber Seal & O- Ring PN 1.6 pressure rating for chilled water circulation, in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately complete all as specified and as directed |
| 81 | (a) For size 200 mm |
| 82 | (b). For size 150 mm |
| 83 | (c). For size 125 mm |
| 84 | M & L in repair for Insulation of M S Pipe with PUF slab 40 mm thick with and including applying bituminous compound and GI cladding with 26 gauge GI sheet complete of sizes as shown. as per specifications and as required complete all as specified and as directed |
| 85 | (a) 150 mmdia |
| 86 | Supplying, fixing, testing and commissioning in repair of Balancing Valve with built in measuring facility with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation & PN 16 pressure rating for chilled water circulation, in the chilled/hot water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications complete all as specified and as directed. |
| 87 | (a)For 200 mm dia |
| 88 | (b)For 150 mm dia |
| 89 | PART-III (ROUTINE MAINTENANCE OF VARIOUS SUMMER COOLING APPLIANCES |
| 90 | Taking out split type ACs, of any capacity and make installed at various locations, checking the defects including replacement of defective/unserviceable parts except compressor and fan condenser motor/blower motor including refixing in its position/new position and making the equipment functional complete all as directed. |
| 91 | M&L for periodical maintainance of splitAC of 1.5 / 2 Ton capacity including cleaning of overhead ceiling supported indoor unit complete, blower, outdoor unit, wiring system, cool air vent, cleaing including oiling / greasing of movable parts of indoor unit such as motor bearing etc, fresh electrical connections, checking insulation of wiring etc complete, all as specified and directed. |
| 92 | S&F in repairs reciprocating / rotary compressor single phase 230 V, 1.5 / 2 Ton capacity for split AC of exisiting makesuitable for splitAC factory tested including taking out old compressor, pumping down refrigerant, bracing and flaring, topping up of refrigerant (labour only) connecting, testing and commissioning the compressor all as specified and directed. |
| 93 | Supply &fixed in repairs,fan motor single phase 240 Voltsfor in door unit of any capacity forsplitAC suitable for 1.5 ton existing make ,RPM & setting with remote unitall as directed. |
| 94 | S&F in repair overload relay for 1.5 / 2 Ton compressor of Split ACcomplete all as specified & directed. |
| 95 | S&F in repairs capacitor of 1.5-2 mfd,suitable for indoor unit of split AC plastic body complete all as specified & directed. |
| 96 | Supply and fixing /lay PVC pipe of size20 mm dia pipe fixing complete to wallfor drain out condensing water of split AC including cutting of floor /openin g of hole in wall and making good surface after laying/fixing pipe etc to matching existing surface. |
| 97 | Supply and fix in repairs PVC air filter for split AC of any capacity. |
| 98 | M&L for gas charging with R-22 referigerant gas of required quantity including all allied work such as vaccumising the complete system, pressure test for detecting any leakage, replacement of flux, flare, nut, dead plug, dead cap, brazing etc including necessary welding work, testing and commissioning upto satisfactory performance for the following |
| 99 | Supply and fix in repairs fan blade for split AC of any capacity. |
| 100 | Supply and fix in repairs capacitor 45 mfd 230 Volt single phase. |
| 101 | Supply & fix in repairs coil sensor of split AC or package type AC of any capacity all as specified & directed. |
| 102 | Supply and fix in repairs remote control assembly and PC circuit for split type AC of any capacity. |
| 103 | Supply and fix in repairs Voltage stablizer of 4 KVA suitable for 1.5 / 2.00 Ton split AC. |
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