Military Engineer Services-MES has published Tender For Ca No. Cwe/Chm(U)-50/2022-23 Preventive Maintenance Of Ac Plant In Manekshaw Auditorium At Chandimandir Mil Stn. Submission Date for this Tender is 15-12-2022. HVAC Tenders in chandimandir Haryana. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 08-Dec-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 15-12-2022 |
| Sl. No. | Item Description |
| 1 | Comprehensive maintenance of central AC plant of capacity 56 TR x 02 Nos (Chilled water and strip heater type) air cooled type installed at Manekshaw Auditorium comprising Monthly Inspection and servicing by rep/mechanic of Blue Star Company including servicing, testing of circuit plant, programming of PCB of theplant /AHUand submit its report for serviceability. First such inspection and servicing shall be carried out within 21 days from the date of commencement of work given in work order No 01. (Replacement of parts whenever and wherever required except minor items mentioned in notes below and painting etc shall be measured and paid separately under srl item No 2 to 36). The plant includes the following:- (i) Multi stage reciprocating compressor: Model. XACYS2060R2. Make: Blue Star (Capacity 56 TR each) (Two working and one stand by) -02 Nos (ii) Electrical control panel (LT) 440 volts, 680 Amps -02 Nos. (iii) Condenser and chiller of shell and tube type -02 Nos |
| 2 | (iv) Condenser water pumping set of 3 phase, 44000 ltrs - 02 Nos.(v) Chilled water pumping set of 15HP, 3 phase, 440 volts-02 Nos. Make: Beacon. (vi) Paharpur induced draft cooling tower, 204 Ton, with 15 HP-01 No wheather proof, gear driven electrical motor. (vii) All other connected items of the plants/ equipments/machines mentioned in respects of sub paras (i) to (vi) above. (viii) Air handling unit, blower, evaporating coil and other sections of humidification arrangements, electrical panels etc and all other connected items - 06 Nos.(ix) Water softening unit with monoblock pump 2HP-01 No. (viii) Air handling unit, blower, evaporating coil and other sections of humidification arrangements, electrical panels etc and all other connected items - 06 Nos.(ix) Water softening unit with monoblock pump 2HP-01 No.Notes :- Following checks and duties shall also be carried out under this item:- (a) Checking the proper functioning of all Air Conditioning plants 2X 56 TR, one stand by and AHU"s. make: Blue Star. |
| 3 | (b) Checking of the plant machinary equipment and LT panel and maintaining the record monthly, and as directed by Engineer-in-Charge on a format to be decided by the Engr-in-Charge. (c) Checking the earth test record for compressor/condensor pump set, Chiller pump set, cooling tower, LT panel and AHU"s and maintaining the record half yearly and submit the record there of and filling of the water in earth pit to improve the earth resistance and proper maintenance of earth pits. (d) Materials and labour (s) required for replacement ofminor items such as nuts, bolts, washers, lubricants (etc) includingfixing charges are deemed to be included in the item rate quoted against item No 1 of BOQ.(e) Cleaning of AHU room andMInor spares such as nuts, bolts washer, aluminium lugs grease or any spare part required for satisfactory operation of AC plant upto 2000/- other than mentioned in this CA here -in-after are deemed to be included in unit rate quoted by the contractor. |
| 4 | Supply and charging of Gas R-407C suitable for 56 TR chiller plant after detecting and rectification of any leakage in system by using CO2 gas and flushing the complete system with Nitrogen gas complete all as specified and directed by Engr-in-Charge.Note : (a)Gas to be brought by contractor at site from auth dealer in company sealed cylinder of 61Kgs.(b) The unit rate inserted shall deemed to be included the cost of CO2 and Nitrogen gas to be used for leakage test and flushing and pressure test prior to charging the gas in plant. |
| 5 | Supply and fixing in replacement the fan belt of AHU fan suitable for capacity 11 KW blower motor complete all as specified and directed. |
| 6 | M&L for Petty Repair to chiller pump 5.5 KW such as replacement of gland packing , bearing ,seal,coupling, shaft, nut bolts washer, etc complete all as specified and directed. |
| 7 | M&L for rewinding to chiller pump motor of capacity 5.5 KW with suitable gauge of super enamelled branded copper winding wireincluding heating, varnishing including taking out un-serviceable winding complete all as specified and directed. Make of pump/ motor - Kirloskar |
| 8 | Supply and charging in replacementof expansion valve of capacity 30 TR complete all as specified and directed. Cat Part No 067N2188 Make-Danfoss or equivalent |
| 9 | Supply and fix in replacementdial type pressure gauge of Capacity 7 Kg/sq cm Squirel complete all as specified and directed. |
| 10 | Supply and fix in replacement temperture gauge as per existing model complete all as specified and directed. |
| 11 | Supply and fix in replacement MCCB TP 415 V of capacity 250A 35KA breaking capacity 1cs=1cu=100%with adjustable thermal & adjustable magnetic setting complete all as specified and directed. |
| 12 | Supply and fix in replacement3 pole power contactor of chiller pump AC1 rating 55A type MNX 40 or equivalent makes at Appx "B" suitable for plant complete all as specified and directed. |
| 13 | Supply and fix in replacement3 way mixing valve (rotary type) 80mm diacat Part No DR 80 GFLA , VC 6013MC6000T , 6sec. 6 VA valve actuator , 200-240 V AC 50/60 HZ. Cable 3 Way , ¾ inch lare (W/O ADPR) T 65 TS 110, IP 40 or equivalent makes at Appx "B" suitable for plant complete all as specified and directed. |
| 14 | Supply and fix in replacementActuator suitable for 3 way valve of cat Part No CN7234A2008 or equivalent makes at Appx "B" suitable for plant, 34Nm, 24V AC/DC , 50/60 Hz, class 2, 110/95, sec 900, IP 54 complete all as specified and directed. |
| 15 | Supply and fix in replacementTemperature controller Cat Part No T 2798-1-1000 complete all as specified and directed. Make : Honeywell or equivalent makes at Appx "B" suitable for plant Equivalent MAKE & Cat Part. |
| 16 | Supply and fix in replacementFan motor suitablefor 56 TR chiller complete all as specified and directed |
| 17 | Supply and fix in replacementFlow switchcomplete all as specified and directed. |
| 18 | Supply and fix in replacementwater tempsensor suitable for 56 TR chiller complete all as specified and directed |
| 19 | Supply and fix in replacementgun metal gate valve with iron wheel head, screwed both ends for 25mm bore pipe complete all as specified and directed. |
| 20 | M&L for rewinding of AHU blower motor of capacity 11 KW with suitable gauge of super enamelled branded copper wireincluding heating, varnishing including taking out old unserviceable winding complete all as specified and directed. Make of Motor pump-Siemens |
| 21 | M&L for Petty repair to AHU blower such as replacement of seal,coupling, shaft , bush, bearing ,nut bolts washer, adjustment of allingment , shaft etc complete all as specified and directed. |
| 22 | Supply and fix in replacementAHU air filter suitable for chiller plant of capacity 56 TRcomplete all as specified and directed |
| 23 | Supply and fix in replacement company made sealed (scroll) compressor unitof cap 18 TR of model No SY300A4PBB thermal protected with one year gurantee and commissioningcomplete all as specified and directed. Make: Danfoss or equivalent make as approved by GE suitable for operating volltage 430-460 V , 60Hz |
| 24 | Supply and fix in replacement eliminator filter drier liquid line complete all as specified and directed. Cat pt No DCL 609S 023Z0037 of make - Danfoss or equivalent |
| 25 | Supply and fix in replacement 3 pole power contactor Ith =55A, i.e. AC-1=55Asuitable for plant make as per Appx "B" complete all as specified and directed. |
| 26 | Supply and fix in replacement 3 pole power contactorIth =30A, i.e. AC-1=30A suitable for plant make as per Appx "B" complete all as specified and directed. |
| 27 | Supply and fix in replacement MCB TP 32 A ,415V , having breaking capacity 10KA , "C" characterstic all as specified and as directed |
| 28 | Supply and fixing in replacement of 6 mm thick nitrile rubber insulation on condensate drain piping of size 50/40 mm dia and fitting like valve flanges union etc complete all as specified and directed. |
| 29 | Taking down defective insulation over duct preparing surface applying adhesive and insulating the duct with external thermal insulation 13mm thick nitrile rubber open cell acoustic form including insulating the joint with aluminium type complete all as specified and directed. |
| 30 | Gas welding of AC MS pipefor arresting of water leakage complete all as specified and directed by engr-in- charge. |
| 31 | Painting of cooling tower / Centre AC plant / Motor56 TR with removing or old paint from surface of cooling tower and base /AC plant unit with synthetic enamelled paint after preparationof surface with spray painting complete all as specified and directed . Note - Colour of Paint as per existing on site approved by Engr-in-charge. |
| 32 | Supply and fixing in replacement PCB suitable for 56 TR AC plant with temperature operating range of -10 to 55 Degrees of Make Blue Star all as specified and directed by Engineer-in-Charge. |
| 33 | Repair / replacment of GI pipe of size 50 mm dia of AC duct in AC plant including opnening of duct ,refixing of AC complete all as specified and directed by engr-in- charge. |
| 34 | Repair / replacment of AC duct(GI FDF flange "L" shape hallow prefile duct duly insulated) , in AC plant including opnening of old duct and fixing of new AC duct with all accessirise like nut, bolt, washer, ripiting of duct, complete all as specified and directed. |
| 35 | Repair / replacment of butterfly Stop valves, of size 50 mm dia, cast copper alloy screwed pressure, with crutch of butterfly handle, screwed both ends for iron pipe for unions and fixed,refixing of ac complete all as specified and directed . |
| 36 | Material and labour of XLPE armouredcopper cable 10 Sqmm 5 core 1100v for AC Plantcomplete all as specified and directed |
| 37 | M&L earthing complete with galvanized steel plate electrode 60cmx60cmx6mm surrounded by charcoal & salt buried directly in a pit of depth not less than 1.5m below ground level with top edge of the earth plate at a depth of not less than 1.50m below ground level, connected to and including GI strip 25mmx4mm upto 7.5m length by means of bolts, nuts, check nuts & washers of galvanized iron, earth strip protected by galvanized steel pipe 40 mm bore (light grade) & connected to main control board including necessary excavation & earth work, disposal of surplus soil not exceeding 50m, in any type of soil. (The rate also includes for cost of charcoal & salt in alternate layers of 15 cm thickness, 20 mm bore GI pipe (medium grade) for watering, funnel, wiremesh, PCC chamber in cement concrete (1:3:6) type C-1, 40mm thick RCC(1:2:4) type B-1 cover & frame etc) complete all as indicated in electric plate No 3 of SSR 2009 Part I including testing complete all as specified and as directed. |
| 38 | Supplying & fixing XLPE insulated PVC sheathed armoured heavy duty electrical LT cables with aluminium stranded conductor 1100 Volts earth grade of cross section area 120 sqmm, 3.5 core in trench/wall/pole complete all as specified and directed. |
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