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Quotation are invited for SITC Air-Cooled Chiller at Al Hudaibah CHC. DEWA-CONFIDENTIALSUPPLY, REPLACEMENT, TESTING & COMMISSIONING OF AIR-COOLED CHILLER AT ALHUDAIBAH CHC. PART 1 # GENERAL:1.1GENERAL D ESCRIPTION:THIS SPECIFICATION COVERS THE DESIGN, SUPPLY, REPLACEMENT, TESTING, ANDCOMMISSIONING OF ONE AIR-COOLED CHILLER (CHILLER N O-1), INCLUDING THEREMOVAL OF THE EXISTING UNIT, COMPLETE MECHANICAL AND ELECTRICALINTEGRATION WITH THE EXISTING CHILLED WATER SYSTE M, CIVIL FOUNDATIONMODIFICATIONS, AND ALL ASSOCIATED ACCESSORIES AND CONTROLS.PARTICIPATING VENDORS SHALL CONDUCT A DETAILED SITE SU RVEY TO VERIFY THEEXISTING CHILLED WATER FLOW, PIPING LAYOUT, BUILDING DIMENSIONS,ROOF/INSTALLATION AREA, AND ELECTRICAL CONNECTIVIT Y.VENDORS SHALL MEASURE AND RECORD THE EXISTING CHILLED WATER SYSTEMPARAMETERS (INCLUDING FLOW RATE, TEMPERATURE, PRESSURE, AND DIFF ERENTIALPRESSURE, WHERE APPLICABLE) AS PART OF THEIR ASSESSMENT AND PROPOSAL.THE WORKS SHALL BE CARRIED OUT IN ACCORDANCE WITH ASHRA E, AHRI, ARI,SMACNA, BS/EN, DUBAI CIVIL DEFENCE, AND DEWA REGULATIONS. ALL MATERIALSAND EQUIPMENT SHALL BE SUITABLE FOR OPERATION IN DUBAI#S HIGH AMBIENTTEMPERATURE (UP TO 52°C DRY BULB / 32°C WET BULB).THE AIR-COOLED CHILLER WORK IS INDICATED BY DRAWINGS AND SCHE DULES, ANDBY REQUIREMENTS OF THIS SECTION. EACH UNIT IS DEFINED TO INCLUDE (BUTNOT BY WAY OF LIMITATION), SEMI HERMETIC SCREW COMPRE SSORS, EVAPORATOR,AIR-COOLED CONDENSER, CONTROLS AND PANEL INCLUDING GAGES AND INDICATINGLIGHTS, AUXILIARY COMPONENTS, ACCESSORIES A ND INTERCONNECTING PIPING.REQUIRED WORK ALSO INCLUDES ADDITIONAL REQUIREMENTS AS COMPRESSOR ANDFAN, MOTOR STARTERS, VIBRATION ISOLAT ORS AND SEISMIC (EARTHQUAKE)RESTRAINERS, EVAPORATOR INSULATION, ANCHOR BOLTS AND ALL REQUIREDACCESSORIES BY THE MANUFACTURER. CHILLE R SHALL BE OF HIGH OUTDOORTEMPERATURE VERSION, LOW NOISE VERSION WITH ADEQUATE LOW NOISE HIGHSTATIC CONDENSER FANS TO INSTALL CHILLE R INDOOR AND TO DUCT THECONDENSER AIR TO OUTSIDE AND 2 OR 3 INDEPENDENT REFRIGERATION CIRCUITSCOMPLETE WITH AS DETAILED ON DRAWINGS. DURING THE REPLACEMENT OF THE CHILLERS, THE CHILLED WATER SYSTEMPRESSURIZATION UNIT SHALL ALSO BE REPLACED WITH A NEW ONE, MATCHING THEEXISTING FLOW RATE AND CAPACITY, TO ENSURE PROPER MAINTENANCE OF THECHILLED WATER FLOW IN THE NETWORK.1.2QUALITY ASSURANCE:1.MANU FACTURER: A FIRM REGULARLY ENGAGED IN MANUFACTURE OF AIR-COOLEDCHILLERS, OF TYPES, SIZES AND CAPACITIES REQUIRED, WHOSE PRODUCTS HAV EBEEN SUCCESSFULLY USED IN SIMILAR SERVICE FOR NOT LESS THAN FIVE YEARS.CHILLER MANUFACTURER MUST BE ISO9001 REGISTERED.2.CERTIFICAT ION: CERTIFY PERFORMANCE OF CHILLER AT FULL-LOAD SCHEDULEDVALUES FOR CAPACITY, POWER LOAD, CHILLED WATER LEAVING TEMPERATURE ANDFLOW AND FOULING FACTORS. INCLUDE A REPORT OF EXPECTED PERFORMANCE ATPART-LOAD CONDITIONS, FOR 80%, 60%, 40% AND 20% OF SCHEDULED FULL-L OADCAPACITY. SHOW DATA IN TERMS OF LOAD VERSUSDEWA-CONFIDENTIALACTUAL CAPACITY. CHILLER SHALL BE FULLY MODULATING TYPE. Qty: 1 SITC Air-Cooled Chiller at Al Hudaibah CHC. Contact: Mr.Mohideen - 055-3810513 Payment Terms: 5% retention Site Visit Date: 17.12.2025 STANDARD TERMS & CONDITIONS 1) Prices should be DDP delivery duty paid at DEWA stores. 2) Quotation to be submitted only in local currency U.A.E Dirhams 3) DEWA Standard payment terms is 30 days credit from the date of acceptance of material 4) No DEWA staff or his or her relatives up to third degree should have ownership or partnership in your company, and your participation in DEWA tenders / RFQs should not constitute a Conflict or perceived Conflict of Interest. Supplier Registration: https://srm.dewa.gov.ae/irj/portal/anonymous/regis Tender Link : https://srm.dewa.gov.ae/sap/opu/odata/sap/ZSRM_RFX_REG_BID_SRV/AttachmentSet(2412600402)/$value
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