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INSTALLATION &
MAINTENANCE
MANUAL

AIR-COOLED CHILLER
(SINGLE SCREW COMPRESSOR)

UAA-ST3M

IM-UAA -0620(2)-DAIKIN
Part Number:

C08019039757B

Содержание UAA-ST3M

Страница 1: ...INSTALLATION MAINTENANCE MANUAL AIR COOLED CHILLER SINGLE SCREW COMPRESSOR UAA ST3M IM UAA 0620 2 DAIKIN Part Number C08019039757B...

Страница 2: ......

Страница 3: ...ctric shock hazard can cause personal injury or equipment damage This equipment must be properly grounded Connection to and service of the MicroTech III control panel must be performed only by personn...

Страница 4: ...ND TECHNICAL DATA 8 Working principle 8 Operating range 9 Chiller Physical Data 10 5 HANDLING 11 Transportation 11 Receiving the machine 11 Lifting 11 6 INSTALLATION 15 Installation and Foundation 15...

Страница 5: ...as prepared with the best of their knowledge No explicit or implicit warranty is provided about the completeness accuracy and reliability of its content All data and specifications provided herein are...

Страница 6: ...105 ST 3 M F BB Efficiency Class BB High Efficiency Power Supply F 380 400V 50Hz Manufactured Country M Malaysia Refrigerant Type 3 R134a Model ST Standard Cooling Capacity 105 450 USRT Chiller Name U...

Страница 7: ...uring lifting CAUTION Lifting should be performed by experienced personnel who is familiar with the provisions of law and local regulations and who has been properly trained or has experience with thi...

Страница 8: ...operates cooling mode when ambient temperature is lower than 5 C and wind speed is more than 10 m s please consult manufacturer IMPORTANT Install a strainer on the inlet to each heat exchanger Failure...

Страница 9: ...eparate electrical conduits for this purpose Before servicing the machine in any way open the general disconnecting switch on the machine s main power supply When the machine is off but the disconnect...

Страница 10: ...6 P a g e 3 MAJOR COMPONENTS LOCATION 1 System UAA105 UAA220 A C B D D E F G H I C Figure 1 Chiller Front View Figure 2 Chiller View 1 System...

Страница 11: ...hiller View 2 System 2 System UAA 245 UAA450 Item Description A Fan Assembly B Coil Assembly C Compressor D Evaporator E Electronic Expansion Valve F Compressor Terminal Box G Filter Drier H Economize...

Страница 12: ...8 P a g e Figure 4 UAA Schematic Diagram 4 WORKING PRINCIPLE AND TECHNICAL DATA Working principle...

Страница 13: ...and flashed in economizer and then enter the compressors The other part of liquid refrigerant is throttled by electronic expansion valve and then enters the evaporator 4 The refrigerant is evaporated...

Страница 14: ...44 50 56 56 56 56 Condenser Type Crossed Fin and Tube Fan Type High efficient Spiral Axial Qty n 6 8 10 12 12 14 16 18 20 24 24 28 Total air flow x104 m3 h 10 8 14 4 18 0 21 6 21 6 25 2 28 8 32 4 36 0...

Страница 15: ...y single component in the consignment Check for any damage In the event of the machine has been damaged do not remove the damaged material A set of photographs are helpful in ascertaining responsibili...

Страница 16: ...125 775 2820 553 150 990 3070 990 175 760 1300 1530 1300 1110 204 417 1650 1600 1650 683 220 758 2115 1200 2115 662 245 1000 2760 1260 2760 550 291 1000 3000 1800 2760 430 348 1000 2955 2670 2760 550...

Страница 17: ...13 P a g e UAA 105 UAA 150 UAA175 UAA220 UAA204 220...

Страница 18: ...14 P a g e Figure 7 Hanging Method UAA245 UAA348 UAA380 UAA450...

Страница 19: ...her with equipment must be installed Note DAIKIN is not responsible for any equipment issue resulting from an Improper designed or constructed foundation 6 1 2 Space Requirement Air cooled chiller req...

Страница 20: ...allation Proper installation A Accumulated snow depth Do not install the chiller in a place where snow can be accumulated Improper installation 6 1 3 Unit Clearance Clearance requirement for equipment...

Страница 21: ...17 P a g e Clearance requirement for equipment installation A Not less than 1500mm B Not less than 2500mm C Not less than 3500mm B A C L...

Страница 22: ...500 1950 1950 1950 500 6850 UAA ST3M Spring Isolator Model Round Hole 18 0mm Total No of Isolator A1 A2 A3 A4 B1 B2 B3 B4 105 C1 2080i C1 2080i C1 2080i C1 2080i 4 125 C1 2330i C1 2330i C1 2330i C1 2...

Страница 23: ...AJ 245 500 2443 2443 2443 500 8330 291 500 2058 2058 2058 2058 500 9230 348 500 1826 1826 1826 1826 1826 500 10130 380 500 2186 2186 2186 2186 2186 500 11930 400 500 2186 2186 2186 2186 2186 500 11930...

Страница 24: ...0i C1 2330i 10 348 C1 2080i C1 2080i C1 2080i C1 2330i C1 2330i C1 2330i C1 2080i C1 2080i C1 2080i C1 2330i C1 2330i C1 2330i 12 380 C1 2080i C1 2080i C1 2080i C1 2510i C1 2510i C1 2510i C1 2080i C1...

Страница 25: ...refer to tables in section 7 Position machine base c channel on top of the upper housing Align mounting hole of machine base with tapped hole on the upper housing Pass through level adjustment bolt tu...

Страница 26: ...EM 105 1768 992 1769 1014 125 2193 1023 2197 1052 150 2531 1019 2554 1052 175 2778 1025 2799 1059 204 2833 1048 2874 1092 220 3471 1052 3525 1094 DOUBLE SYSTEM 245 4321 1184 4423 1212 291 4977 1170 50...

Страница 27: ...2 Manual stop valve for a component that requires maintenance 3 Water temperature and pressure indicators at water inlets and outlets to assist operator during service and maintenance 4 Water tank to...

Страница 28: ...int 11 An auxiliary heater or other heating devices must be installed to ensure that water in the water system does not freeze when the ambient temperature drops below 0 C if applicable 12 The chilled...

Страница 29: ...in office or distributor to have qualified technician to do the setting accordingly 6 3 6 Cleaning the water system While installing the water system it may create a lot of welding slags dirt or other...

Страница 30: ...wing standards Item Reference value Tendency Corrosion Softening pH value 25 C 7 5 9 0 Electric conductivity 25 C S cm 800 200 200 Acid consumption pH 4 8 100 Full hardness 200 1 0 no containing 1 0 5...

Страница 31: ...es and breakers selected for the unit must match these conditions the maximum operating current of the unit is satisfied and malfunction will not be caused by startup current The distributed wire size...

Страница 32: ...f the rated load amps for all other loads included in the circuit per N E C Article 430 24 The recommended disconnect switch is based on a minimum of 115 of the summation rated load amps of all the lo...

Страница 33: ...maximum plus 100 of the rated load amps for all loads included in the circuit per circuit per U L 1995 Fig 36 2 Maximum circuit breaker rating 2 25 x largest compressor RLA other compressor RLAs fans...

Страница 34: ...ssive dry contact output Used to output error signals from 2 See Figure 7 7 Unit ON OFF signal Passive dry contact output Used to indicate unit ON OFF status See Figure 8 Remarks Unit operation signal...

Страница 35: ...ted so the controls can be adjusted or replaced immediately Pump interlocks and flow switches should be checked to make sure they interrupt the control circuit when tripped About Refrigerant 7 2 1 Ref...

Страница 36: ...lve One is working and the other standby The relief valve needs to send for calibration every year to ensure its functionality To take out the relief valve shut off the ball valve located below the re...

Страница 37: ...Period Maintenance If the unit is to be left idle for a long time completely drain water in the pipes and the unit Otherwise water leakage and damages to the heat exchanger may occur due to freezing...

Страница 38: ...found during the inspection Bearing Gate Rotor Casing 0 0 0 0 Replace it if any chip crack or similar is found during the inspection Screw rotor 0 0 0 0 Gate Rotor 0 0 Motor 0 0 0 0 0 0 0 0 0 0 0 0 0...

Страница 39: ...rmally Cooling fan 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Replace it if it can t work correctly during the inspection Others Power check Rated voltage 10 Interlinked voltage with unbalanced 2 0 0 0 0 0 0 0 0...

Страница 40: ...ntrol cabinet Others Interval Date Inspe ctor Cont ent Date Inspe ctor Cont ent Date Inspe ctor Cont ent Date Inspe ctor Cont ent Date Inspe ctor Cont ent Date Inspe ctor Cont ent Date Inspe ctor Cont...

Страница 41: ...ature of evaporator C Discharge pressure kpa Suction pressure kpa Discharge temperature C Suction temperature C Compressor capacity System 1 System 2 System 1 System 2 System 1 System 2 System 1 Syste...

Страница 42: ......

Страница 43: ...case of any printing errors DAIKIN bears no responsibility Models parameters and performance may change due to product improvement without further notification Please refer to the nameplate for detail...

Страница 44: ......

Страница 45: ...B1 022 0 PAGE 1 OF 1 TITLE Installation Manual Format REVISION HISTORY SHEET REV DATE REASON OF REVISION ORIGINATOR APPROVED BY Name Signature Name Signature 0 09 Jan 2019 ORIGINAL ISSUE Lim Jou Hui...

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