Fujitsu AR G45LMLA Series Design & Technical Manual
Fujitsu AR G45LMLA Series Design & Technical Manual

Fujitsu AR G45LMLA Series Design & Technical Manual

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AIR CONDITIONER
Duct type
DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
AR  G45LMLA
AO  G45LETL

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Summary of Contents for Fujitsu AR G45LMLA Series

  • Page 1 AIR CONDITIONER Duct type DESIGN & TECHNICAL MANUAL INDOOR AR  G45LMLA OUTDOOR AO  G45LETL...
  • Page 2 1.INDOOR UNIT DUCT TYPE : ARG45LMLA DTR_AR065E_02 2014.05.16...
  • Page 3: Table Of Contents

    CONTENTS 1. INDOOR UNIT 1. FEATURES ......................01 - 01 2. WIRED REMOTE CONTROLLER ............01 - 03 3. SPECIFICATIONS ....................01 - 05 4. DIMENSIONS ......................01 - 06 5. WIRING DIAGRAMS ..................01 - 08 6. CAPACITY TABLE ....................
  • Page 4: Indoor Unit

    FEATURES MODELS „ „ ARG45LMLA / AOG45LETL FEATURES „ „ Energy saving „ High energy saving was realized converting indoor unit/outdoor unit fan motors and compressor to ALL DC, and also by optimal design of the refrigerant cycle. Flexible installation „...
  • Page 5 Easy maintenance „ It can easily access the fan and the motor by the divided panel structure. Structural improvement is attained by making the 1. Control box bottom panel two pieces, front and rear. 2. Fan casing The internal fan casing is also manufactured 3.
  • Page 6: Wired Remote Controller

    WIRED REMOTE CONTROLLER FEATURES „ „ Various timer setup (ON / OFF / WEEKLY) are possible.  „ Equipped with weekly timer as standard function.(2 times Start / Stop  „ per day for a week) When setting up a timer, operation mode and a temperature setup ...
  • Page 7 FUNCTIONS „ „ START/STOP button Pressed to start and stop operation. SET TEMP. button Selects the setting temperature. MODE button Selects the operating mode (AUTO, HEAT, FAN, COOL, DRY). FAN button Selects the fan speed (AUTO, QUIET, LOW, MED, HIGH). ECONOMY (THERMO SENSOR) button Turns the economy efficient mode on and off.
  • Page 8: Specifications

    SPECIFICATIONS DUCTED MODEL Type INVERTER HEATPUMP Model name ARG45LMLA Power source 230 V~ 50 Hz Available voltage range 198 - 264 V 12.1 Rated Btu/h 41300 Cooling 4.0 - 13.3 Min.-Max. Btu/h 13700 - 45400 Capacity 13.3 Rated Btu/h 45400 Heating 4.2 - 15.5 Min.-Max.
  • Page 9: Dimensions

    DIMENSIONS MODEL : ARG45LMLA „ „ (Unit : mm) Front view Side view (L) Side view (R) Top view Rear view  Refrigerant piping flare connection (Gas)  Refrigerant piping flare connection (Liquid)  Drain piping connection  Drain piping connection with cap. ...
  • Page 10 INSTALLATION PLACE „ „ (Unit : mm) 300 or more 150 or more MAINTENANCE HOLE „ „ It is possible to install and remove the control It is possible to install and remove the control box. box, fan units and filter. Maintenance hole Maintenance hole Intake panel...
  • Page 11: Wiring Diagrams

    WIRING DIAGRAMS MODEL : ARG45LMLA „ „ - (01 - 08) -...
  • Page 12: Capacity Table

    CAPACITY TABLE 6-1. COOLING CAPACITY This table is created using the maximum capacity. MODEL : ARG45LMLA „ „ 35.0 Indoor temperature °CDB °CWB °CDB 11.23 8.75 2.66 12.50 8.81 2.70 12.93 9.57 2.72 13.78 9.60 2.74 14.21 10.37 2.76 15.06 10.33 2.79 15.91 11.01 2.81 11.32...
  • Page 13: Heating Capacity

    6-2. HEATING CAPACITY This table is created using the maximum capacity. MODEL : ARG45LMLA „ „ 35.0 Indoor temperature °CDB °CDB °CWB 10.89 4.23 10.63 4.32 10.37 4.41 10.12 4.50 9.86 4.59 11.84 4.35 11.56 4.44 11.28 4.53 11.00 4.62 10.72 4.71 12.83...
  • Page 14: Fan Performance And Capacity

    FAN PERFORMANCE AND CAPACITY 7-1. NORMAL MODE MODEL : ARG45LMLA „ „ Static pressure (Pa) – – – – – 2250 2223 2010 – – – – – – – – – – 1324 1308 1183 – – – 1710 1685 1585 1540...
  • Page 15: Static Pressure Mode 1

    7-2. STATIC PRESSURE MODE 1 MODEL : ARG45LMLA „ „ Static pressure (Pa) 2100 2075 1970 1810 1236 1221 1159 1065 1750 1555 1520 1030 1350 1190 1070 Quiet Q-h Characteristic curve Quiet 1,100 1,300 1,500 1,700 1,900 2,100 2,300 Airflow (m Cooling „...
  • Page 16: Static Pressure Mode 3

    7-3. STATIC PRESSURE MODE 2 MODEL : ARG45LMLA „ „ Static pressure (Pa) – – – – – – 1900 1660 – – – – – – – – – – – – 1118 – – – – 1600 1400 –...
  • Page 17 7-4. STATIC PRESSURE MODE 3 MODEL : ARG45LMLA „ „ Static pressure (Pa) – – – – – – 1730 1500 – – – – – – – – – – – – 1018 – – – – 1530 1310 –...
  • Page 18: Operation Noise

    OPERATION NOISE 8-1. NOISE LEVEL CURVE Condition Static pressure : 60Pa MODEL : ARG45LMLA „ „ Static pressure mode : High Static (Mode 1) Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH NC-45 NC-45 HIGH NC-40 NC-40 NC-35...
  • Page 19: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT Measuring duct Measuring duct Set the static pressure as rating in this area Microphone Microphone - (01 - 16) -...
  • Page 20: Electric Characteristics

    ELECTRIC CHARACTERISTICS Model name AR  G45LMLA Voltage 230 ~ Power supply Frequency Max. operating current (Indoor unit) Connection cable Wiring spec. (Indoor unit to outdoor unit) Limited wiring length Note: Wiring specification 1. Selected sample (Selected based on Japan Electrotechnical Standards and Codes Committee E0005) 2.
  • Page 21: Safety Devices

    SAFETY DEVICES Model Protection form AR  G45LMLA Circuit protection Current fuse (PCB) 250V 3.15A 115±15°C OFF Fan motor protection Thermal protection program 70°C ON - (01 - 18) -...
  • Page 22: External Input & Output

    EXTERNAL INPUT & OUTPUT Connector INPUT OUTPUT REMARKS CN102 Control input — See external CN103 — Operation status output input/output settings for — Fresh air control output details. CN10 — Auxiliary heater output 11-1. EXTERNAL INPUT CONTROL INPUT (Operation/Stop or Forced stop) „...
  • Page 23 11-2. EXTERNAL OUTPUT OPERATION STATUS OUTPUT „ „ An air conditioner operation status signal can be output. Circuit diagram example „ Indoor Connected unit control PC board Connector Ex.)Relay unit Ex.)Display 24V DC Relay power supply *10 m Signal Field supply * Make the distance from the PC board to the connected unit within 10m.
  • Page 24 FRESH AIR CONTROL OUTPUT „ „ A signal linked to air conditioner indoor fan ON can be output. * However, signal becomes OFF during cold air prevention control operation. Circuit diagram example „ Indoor Connected unit control PC board Ex.) Fan Ex.) Relay unit 12 V Connector...
  • Page 25 AUXILIARY HEATER OUTPUT „ „ A signal is outputed from Connector when indoor fan and compressor is turned on under heating operation. Tr-Ts * Signal output performance specifications are as Tr-Ts = -1°C shown on the right Tr-Ts = -3°C Ex.
  • Page 26: Function Setting

    FUNCTION SETTING 12-1. INDOOR UNIT INDOOR UNIT DIP SW Remote controller address setting Setting prohibited Jumper Wire Fan delay setting SWITCH POSITION „ „ MAIN PCB Indoor unit Printed circuit board DIP-SW SETTING „ „ Remote controller address setting „ A number of indoor units can be operated at the same time using a wired remote controller.
  • Page 27 JUMPER WIRE SETTING „ „ Setting prohibited (JM1, JM2) „ Fan delay setting (JM3) „ When the indoor unit is stopped while operating in conjunction with auxiliary heater, the indoor unit fan operation will continue for one minute. (  . . .Factory setting) JM 3 JM state Connect...
  • Page 28: Indoor Unit (Setting By Remote Controller)

    12-2. INDOOR UNIT (Setting by remote controller) ● The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions. Incorrect settings can cause the indoor unit to malfunction. ● After the power is turned on, perform The Function Setting according to the installation conditions using the remote controller.
  • Page 29 (6) Repeat steps 2 to 5 to perform additional settings. Press the SET TEMP. buttons ( ) and FAN button simultaneously again for more than 5 seconds to cancel the function setting mode. In addition, the function setting mode will be automatically canceled after 1 minute if no operation is performed.
  • Page 30 4) Room temperature cotrol for Heating Depending on the installed environment, correction of the room temperature sensor may be required. Select the appropriate control setting according to the installed environment. (  . . .Factory setting) Setting Description Function Numbe Setting Value Standard ...
  • Page 31 10) Room temperature sensor switching (Aux.) To use the temperature sensor on the wired remote controller only, change the setting to "Wired remote controller" (01). This function will only work if the function setting 42 is set at "Both" (01) ( ...
  • Page 32: Wired Remote Controller

    12-3. WIRED REMOTE CONTROLLER SWITCH POSITION „ „ Front case (back side) DIP Switch 2 DIP Switch 1 (All switches fixed at OFF) DIP SWITCH 1 SETTING „ „ Prohibited* Dual remote controller setting Prohibited* DIP Switch 1 Prohibited* Prohibited* Memory backup setting *Switches are fixed at OFF.
  • Page 33: Optional Parts

    OPTIONAL PARTS 13-1. CONTROLLER Exterior Parts name Model No. Summary Large and full-dot liquid crystal Wired remote UTY-RVN  M screen, wide and large keys easy controller to press, user-intuitive arrow key. The room temperature can Wired remote be controlled by detecting the UTY-RNN ...
  • Page 34: Others

    13-2. OTHERS Exterior Parts name Model No. Summary Square flange UTD-SF045T Both the Square flange and the Round flange can be selected. Round flange is also used when the fresh air duct is installed Round flange UTD-RF204 Long-life filter can be Long-life filter UTD-LF25NA mounted to the indoor unit.
  • Page 35 2. OUTDOOR UNIT SINGLE TYPE : AOG45LETL AOG54LETL DTR_AO136E_03 2014.05.16...
  • Page 36 CONTENTS 2. OUTDOOR UNIT FEATURE ······························································································ 02 - 01 2. SPECIFICATIONS ·············································································· 02 - 03 DIMENSIONS ······················································································· 02 - 04 4. INSTALLATION PLACE ··································································· 02 - 05 4-1. SINGLE OUTDOOR UNIT INSTALLATION ········································· 02 - 05 4-2. MULTIPLE OUTDOOR UNIT INSTALLATION ·····································...
  • Page 37: Feature

    FEATURE FEATURES „ „ Peak cut operation „ Peak cut mode Suppresses maximum capacity to perform energy-saving operation, preventing breaker tripping. This function operates by setting a peak current value and reducing the power consumption. * Performance drops by reducing the power consumption preferentially. Level 1 ...
  • Page 38 Space saving „ Compact size High performance has been realized with a compact outdoor unit. Due to the compact size, the space required for installation has been reduced, allowing a wider selection of installation locations. 4-direction piping connection „ Rear Piping is connectable in any of the four directions.
  • Page 39: Specifications

    SPECIFICATIONS Model name AOG45LETL AOG54LETL Power source 1Ø 230 V~ 50 Hz Available voltage range 198 - 264 V Starting current 18.9 20.9 Cooling 6,750 6,750 Airflow rate Heating 6,200 6,850 Type × Q'ty Propeller × 2 Motor output Cooling Sound pressure level dB(A) Heating...
  • Page 40: Dimensions

    DIMENSIONS MODELS: AO G45LETL, AOG54LETL „ „ (Unit : mm) Top view Terminal blocks 3-way valve ( Liquid ) 3-way valve ( Gas ) Ø28 (Cable port) Ø28 (Cable port) Pipe port Pipe port Pipe port Front view Side view Rear view Detail A Pipe &...
  • Page 41: Installation Place

    INSTALLATION PLACE 4-1. SINGLE OUTDOOR UNIT INSTALLATION WHEN THE UPWARD AREA IS OPEN „ „ (Unit : mm) Obstacles at front and Obstacles at rear Obstacles at rear and Obstacles at front only sides only only rear only 1000 or more 1000 or more WHEN AN OBSTRUCTION IS PRESENT ALSO IN THE UPWARD AREA „...
  • Page 42: Multiple Outdoor Unit Installation

    4-2. MULTIPLE OUTDOOR UNIT INSTALLATION WHEN THE UPWARD AREA IS OPEN „ „ (Unit : mm) Obstacles at rear only Obstacles at front only Obstacles at front and rear only 1500 or more 1500 or more WHEN AN OBSTRUCTION IS PRESENT ALSO IN THE UPWARD AREA „...
  • Page 43: Refrigerant Circuit

    REFRIGERANT CIRCUIT MODELS: AO G45LETL, AOG54LETL „ „ Refrigerant direction Cooling Heating Refrigerant pipe diameter Liquid : 9.52mm (3/8") Gas : 15.88mm (5/8") - (02 - 07) -...
  • Page 44: Wiring Diagrams

    WIRING DIAGRAMS MODELS: AO G45LETL, AOG54LETL „ „ - (02 - 08) -...
  • Page 45: Capacity Compensation Rate For Pipe Length And Height Difference

    CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE MODEL: AO „ „ G45LETL Pipe length (m) COOLING 0.879 0.846 0.814 Û 1 0.926 0.893 0.861 0.828 Indoor unit is 0.975 0.942 0.908 0.875 0.841 higher than 0.988 0.979 0.946 0.912 0.878 0.845...
  • Page 46 MODEL: AO „ „ G54LETL Pipe length (m) COOLING 0.871 0.837 0.803 Û 1 0.921 0.886 0.851 0.816 Indoor unit is 0.971 0.936 0.900 0.865 0.830 higher than 0.988 0.975 0.940 0.904 0.868 0.833 outdoor unit. 0.992 0.992 0.979 0.943 0.908 0.872 0.836...
  • Page 47: Additional Charge Calculation

    ADDITIONAL CHARGE CALCULATION MODELS: AO G45LETL, AOG54LETL „ „ Refrigerant type R410A Refrigerant amount 3350 Refrigerant Charge „ Total pipe length 20 or less 50 (MAX) 40g/m Additional charge 1200 - (02 - 11) -...
  • Page 48: Air Flow

    AIR FLOW MODELS: AO G45LETL, AOG54LETL „ „ Cooling „ Number of MODEL rotations Air flow (r.p.m.) 6750 Upper fan AO  G45LETL 1875 Lower fan 3974 6750 Upper fan AO  G54LETL 1875 Lower fan 3974 Heating „ Number of MODEL rotations Air flow...
  • Page 49: Operation Noise (Sound Pressure)

    OPERATION NOISE (SOUND PRESSURE) 10-1. NOISE LEVEL CURVE MODEL: AO „ „ G45LETL Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000...
  • Page 50: Sound Level Check Point

    10-2. SOUND LEVEL CHECK POINT Airflow Microphone Microphone - (02 - 14) -...
  • Page 51: Electric Characteristics

    ELECTRIC CHARACTERISTICS Model name AO  G45LETL AO  G54LETL Voltage 230 ~ Power supply Frequency *1) Max. operating current 22.5 23.5 Circuit breaker current *2) Wiring spec. Power cable *1) The maximum current is the total current of indoor unit and outdoor unit. *2) Wiring spec.
  • Page 52: Safety Devices

    SAFETY DEVICES Model Protection form AO  G45LETL AO  G54LETL Current fuse 250V 30A, 250V 10A x2, 250V 3.15A (Filter printed circuit board) Circuit protection Current fuse 250V 3.15A (Main printed circuit board) OFF : 150±15°C Fan motor protector Thermal protector ON : 120±15°C Thermal protection program...
  • Page 53: External Input & Output

    EXTERNAL INPUT & OUTPUT Input Output Connector Remarks Low noise mode ― CN10 Peak cut mode ― CN11 See external input/output settings ― Error status CN12 for details. ― Compressor status CN13 13-1. EXTERNAL INPUT ON/OFF of the "Low noise mode" and "Peak cut mode" functions can be specified by external signal.
  • Page 54 PEAK CUT MODE „ „ • Operation that suppressed the current value can be performed by means of the following on- site work. The air conditioner is set to the Peak cut mode when closing the contact input of a commercial ON/OFF switch to a connector on the outdoor control PC board.
  • Page 55: External Output

    13-2. EXTERNAL OUTPUT ERROR STATUS OUTPUT „ „ • An air conditioner error status signal is produced when a malfunction occurs. Circuit diagram example „ Outdoor unit Connected unit control PC board Connector Power supply 1) Power supply ●Voltage (Chart sign=Vcc) : DC 24V or less 2) Load Load ●...
  • Page 56 COMPRESSOR STATUS OUTPUT „ „ • Compressor operation status signal is produced when the compressor is running. Circuit diagram example „ Outdoor unit Connected unit control PC board Connector Power supply 1) Power supply ●Voltage (Chart sign=Vcc) : DC 24V or less 2) Load Load ●...
  • Page 57: Function Settings

    FUNCTION SETTINGS Caution Discharge the static electricity from your body before setting up the push buttons. Never touch the terminals or the patterns on the parts that are mounted on the board. 14-1. FIELD SETTING SWITCHES The positions of the switches on the outdoor unit control board are shown in the figure below. LED lamps Push buttons...
  • Page 58: Setting Method

    14-2. SETTING METHOD  Stop the operation of air conditioner before this setting. 14-2-1. LOW NOISE MODE LED lamp part (1) Switch to “Local setting mode” by pressing [MODE] button (SW1) for 3 seconds or more. (2) Confirm that the (POWER / MODE) blinks 9 times, then press [ENTER] button (SW3). PUMP POWER LOW NOISE...
  • Page 59: Peak Cut Mode

    14-2-2. PEAK CUT MODE LED lamp part (1) Switch to “Local setting mode” by pressing [MODE] button (SW1) for 3 seconds or more. (2) Confirm that the (POWER / MODE) blinks 9 times, then press [ENTER] button (SW3). PUMP POWER LOW NOISE PEAK CUT DOWN...
  • Page 60: Optional Parts

    OPTIONAL PARTS Exterior Parts name Model No. Summary Use to operate the External input External connect UTY-XWZXZ3 and output function of Outdoor unit. - (02 - 24) -...

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Ao g45letl series

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