Fujitsu AB*G45LRTA series Design & Technical Manual

Ceiling type
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AIR CONDITIONER

Ceiling type

DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
AB  G45LRTA
AO  G45LETL
Table of Contents
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Summary of Contents for Fujitsu AB*G45LRTA series

  • Page 1: Ceiling Type

    AIR CONDITIONER Ceiling type DESIGN & TECHNICAL MANUAL INDOOR AB  G45LRTA OUTDOOR AO  G45LETL...
  • Page 2: Indoor Unit

    1. INDOOR UNIT CEILING TYPE : ABG45LRTA DTR_AB038E_04 2016.11.07...
  • Page 3: Table Of Contents

    CONTENTS 1. INDOOR UNIT FEATURES ......................01 - 01 WIRELESS REMOTE CONTROLLER ......... 01 - 03 SPECIFICATIONS ..................01 - 05 DIMENSIONS ....................01 - 06 WIRING DIAGRAMS .................. 01 - 08 CAPACITY TABLE ..................01 - 09 6-1. COOLING CAPACITY ................
  • Page 4: Features

    FEATURES MODEL „ „ ABG45LRTE / AOG45LETL FEATURES „ „ Energy saving „ High energy saving was realized by making the indoor unit and outdoor unit fan motor and compressor all DC and optimal design of the refrigerant cycle. Quiet operation „...
  • Page 5 Fresh-air intake „ Fresh-air INDOOR OUTDOOR - (01 - 02) -...
  • Page 6: Wireless Remote Controller

    WIRELESS REMOTE CONTROLLER FEATURES „ „ 4 mode timer setup available (ON / OFF / PROGRAM / SLEEP).  „ Easy operation.  „ Easy to change custom code (max. 4 units) by button operation.  „ Simple function setting „...
  • Page 7 FUNCTIONS „ „ MODE button Selects the operating mode (AUTO, COOL, DRY, FAN, HEAT). /Start / end R.C. custom code change. (Max 4 types) 10°C HEAT button SET TEMP. button ( ▲ / ▼ ) Sets the indoor temp./ Sets R.C. custom code. ECONOMY button SLEEP button Pressed to select sleep timer.
  • Page 8: Specifications

    SPECIFICATIONS CEILING MODEL Type INVERTER HEATPUMP Model name ABG45LRTA 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 BTU/h 14300-52900 Rated...
  • Page 9: Dimensions

    DIMENSIONS MODEL : ABG45LRTA „ „ (Unit : mm) 1,600 Top view Side view Rear view Suspension bolt pitch Dimensions 1,600 (Space Required for Installation) INDOOR UNIT (Top view) Suspension bolt should extend INDOOR UNIT outward 30 to 75.  Refrigerant piping flare connection (Gas) ...
  • Page 10 INSTALLATION PLACE „ „ (Unit : mm) Ceiling INDOOR UNIT 80 or more 150 or more Ceiling 10 or more Obstruction Floor Ceiling panel INDOOR UNIT Ceiling panel 80 or more 150 or more 10 or more Obstruction Floor - (01 - 07) -...
  • Page 11: Wiring Diagrams

    WIRING DIAGRAMS MODEL : ABG45LRTA „ „ - (01 - 08) -...
  • Page 12: Capacity Table

    CAPACITY TABLE 6-1. COOLING CAPACITY This table is created using the maximum capacity. MODEL : ABG45LRTA / AOG45LETL „ „ 35.0 Indoor temperature °CDB °CWB °CDB 11.08 8.53 2.62 12.35 8.58 2.66 12.77 9.32 2.67 13.61 9.35 2.70 14.03 10.10 2.71 14.87 10.06 2.74...
  • Page 13: Heating Capacity

    6-2. HEATING CAPACITY This table is created using the maximum capacity. MODEL : ABG45LRTA / AOG45LETL „ „ 35.0 Indoor temperature °CDB °CDB °CWB 10.71 4.21 10.46 4.30 10.20 4.39 9.95 4.48 9.69 4.57 11.68 4.23 11.41 4.32 11.13 4.41 10.85 4.50 10.57...
  • Page 14: Fan Performance

    FAN PERFORMANCE 7-1. AIR VELOCITY DISTRIBUTION MODEL : ABG45LRTA „ „ Note: Condition Fan speed : High Unit : m/s Operation mode : FAN 0.25 Unit : m/s 10 11 12 13 14 15 16 17 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25 Unit : m/s...
  • Page 15: Airflow

    7-2. AIRFLOW MODEL : ABG45LRTA „ „ Cooling „ Number of Fan speed rotations Airflow (r.p.m.) 2100 HIGH 1200 1236 1700 1000 1000 1400 1100 QUIET Heating „ Number of Fan speed rotations Airflow (r.p.m.) 2100 HIGH 1200 1236 1700 1000 1000 1400...
  • Page 16: Fresh Air Characteristic

    7-3. FRESH AIR CHARACTERISTIC MODEL : ABG45LRTA „ „ (mmAq) (Pa) 98 Fresh air flow (m /min) - (01 - 13) -...
  • Page 17: Operation Noise

    OPERATION NOISE 8-1. NOISE LEVEL CURVE MODEL : ABG45LRTA „ „ Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH HIGH NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 QUIET QUIET NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000...
  • Page 18: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT - (01 - 15) -...
  • Page 19: Electric Characteristics

    ELECTRIC CHARACTERISTICS Model name AB  G45LRTA Voltage 230 ~ Power supply Frequency Max. operating current (Indoor unit) *1) Wiring spec. Connection cable 1.5 ~ 2.5 (Indoor unit to outdoor unit) Limited wiring length *1) Wiring Spec. Selected Sample (Selected based on Japan Electrotechnical Standards and Codes Committee E0005) - (01 - 16) -...
  • Page 20: Safety Devices

    SAFETY DEVICES Model Protection form AB  G45LRTA Circuit protection Current fuse (PCB) 250V 3.15A Thermal protection 135±15°C OFF Fan motor protection program 115±15°C ON - (01 - 17) -...
  • Page 21: External Input & Output

    EXTERNAL INPUT & OUTPUT Connector INPUT OUTPUT REMARKS CN102 Control input — See external CN103 — Operation status output input/output settings for details. — Fresh air control output 11-1. EXTERNAL INPUT CONTROL INPUT (Operation/Stop or Forced stop) „ „ The air conditioner can be remotely operated by means of the following on-site work. "Operation/Stop"...
  • Page 22: External Output

    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 23 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 24: Function Settings

    FUNCTION SETTINGS 12-1. INDOOR UNIT INDOOR UNIT DIP SW Remote controller address setting Jumper Wire Setting prohibited 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. Set the unit number of each indoor unit using the DIP switches on the indoor unit circuit board.
  • Page 25: 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 malfunction. • After the power is turned on, perform the “FUNCTION SETTING” according to the installation conditions using the remote controller.
  • Page 26 CONTENTS OF FUNCTION SETTING „ „ • Follow the instructions in the Local Setup Procedure, which is supplied with the remote control, in accordance with the installed condition. After the power is turned on, perform the Function Setting on the remote control. •...
  • Page 27 4) Room temperature control 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 Number Setting Value Standard ...
  • Page 28 8) External input control "Operation/Stop" mode or "Forced stop" mode can be selected. (  . . .Factory setting) Setting Description Function Number Setting Value Operation/Stop mode  (Setting prohibited) Forced stop mode 9) Room temperature sensor switching (Aux.) To use the temperature sensor on the wired remote controller only, change the setting to "Wired remote controller"...
  • Page 29 REMOTE CONTROLLER CUSTOM CODE SETTING „ „ Use the following steps to select the custom code of the remote controller. (Note that the air conditioner cannot receive a signal if the conditioner has not been set for the matching custom code.) 1.
  • Page 30: Optional Parts

    OPTIONAL PARTS 13-1. CONTROLLER Exterior Parts name Model No. Summary Large and full-dot liquid Wired remote crystal screen, wide and UTY-RVN  M large keys easy to press, controller user-intuitive arrow key. Wired remote Unit control is performed by UTY-RNN  M controller wired remote controller Simple remote...
  • Page 31: Others

    13-2. OTHERS Exterior Parts name Model No. Summary Optional drain lift-up Drain pump UTR-DPB24T mechanism allows more unit flexible installation. Round flange is used when the fresh air duct is installed. Round flange UTD-RF204 Round flange Use to connect with various External UTY-XWZX peripheral devices and air...
  • Page 32 2. OUTDOOR UNIT SINGLE TYPE : AOG45LETL AOG54LETL DTR_AO136E_04 2016.04.22...
  • Page 33 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 34: 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 35: Quiet Operation

    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 36: 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 37: 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 38: 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 39: 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 40: 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 41: Wiring Diagrams

    WIRING DIAGRAMS MODELS: AO G45LETL, AOG54LETL „ „ - (02 - 08) -...
  • Page 42: 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 43 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 44: 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 45: 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 46: 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 47: Sound Level Check Point

    10-2. SOUND LEVEL CHECK POINT Airflow Microphone Microphone - (02 - 14) -...
  • Page 48: 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 49: 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 50: 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 51 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 52: 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 53 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 54: 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 55: 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 56: 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 57: 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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