Page 1 AIR CONDITIONER Ceiling type DESIGN & TECHNICAL MANUAL INDOOR ABEG18KRTA ABEG24KRTA ABEG36KRTA ABEG22KRTA ABEG30KRTA ABEG45KRTA OUTDOOR AOEG18KBTB AOEG24KBTB AOEG30KBTB AOEG45KBTB AOEG22KBTB AOEG36KBTB DR_AB010ES_04 2023.12.18...
Page 2 AOEG45KBTB ABYG45KRTA ABEG45KRTA Trademarks ™ FGLair is trademark of Fujitsu General Limited in the United States, other countries or both. ™ Google Play is trademark of Google LLC. ® App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
Page 3 CONTENTS Part 1. INDOOR UNIT................1 1. Specifications....................2 2. Dimensions....................8 2-1. Models: ABEG18KRTA and ABEG22KRTA ..............8 2-2. Models: ABEG24KRTA and ABEG30KRTA ..............9 2-3. Models: ABEG36KRTA and ABEG45KRTA ..............10 2-4. Installation space requirement ..................11 3. Wiring diagrams ..................12 3-1. Models: ABEG18KRTA, ABEG22KRTA, ABEG24KRTA, and ABEG30KRTA....12 3-2.
Page 4 CONTENTS (continued) Part 2. OUTDOOR UNIT..............61 1. Specifications....................62 2. Dimensions....................65 2-1. Models: AOEG18KBTB and AOEG22KBTB ..............65 2-2. Model: AOEG24KBTB ....................66 2-3. Models: AOEG30KBTB and AOEG36KBTB ..............67 2-4. Model: AOEG45KBTB ....................68 3. Installation space ..................69 3-1. Models: AOEG18KBTB, AOEG22KBTB, and AOEG24KBTB ........69 3-2.
Page 5 CONTENTS (continued) 9-1. Noise level curve......................92 9-2. Sound level check point ....................95 10. Electrical characteristics ................96 11. Safety devices .....................97 12. External input and output ................99 12-1.External input ........................99 12-2.External output......................101 13. Function settings ..................103 13-1.Control PCB and switch buttons location ..............103 13-2.Local setting procedure....................105 14.
Page 7 Part 1. INDOOR UNIT CEILING TYPE: ABEG18KRTA ABEG22KRTA ABEG24KRTA ABEG30KRTA ABEG36KRTA ABEG45KRTA...
Page 8 1. Specifications Ceiling Type Inverter heat pump Model name ABEG18KRTA ABEG22KRTA Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V Rated Btu/h 17,700 20,500 Cooling 0.9—5.9 0.9—6.7 Min.—Max. Btu/h 3,100—20,100 3,100—22,900 Capacity Rated Btu/h 20,500...
Page 9 Specifications for ErP Lot10 Model name ABEG18KRTA ABEG22KRTA Cooling Energy efficiency class Heating (Average) Cooling 5.2 (35°C) 6.0 (35°C) Pdesign Heating (Average) 4.4 (-10°C) 4.8 (-10°C) SEER Cooling kWh/kWh SCOP Heating (Average) Annual energy consumption kWh/a QHE (Average) 1,501 1,677 Cooling Sound power level HIGH...
Page 10 Ceiling Type Inverter heat pump Model name ABEG24KRTA ABEG30KRTA Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V Rated Btu/h 23,200 29,000 Cooling 0.9—8.0 2.8—10.0 Min.—Max. Btu/h 3,100—27,300 9,600—34,100 Capacity 10.0 Rated Btu/h 25,600 34,100...
Page 11 Specifications for ErP Lot10 Model name ABEG24KRTA ABEG30KRTA Cooling Energy efficiency class Heating (Average) Cooling 6.8 (35°C) 8.5 (35°C) Pdesign Heating (Average) 6.0 (-10°C) 8.0 (-10°C) SEER Cooling kWh/kWh SCOP Heating (Average) Annual energy consumption kWh/a QHE (Average) 2,042 2,796 Cooling Sound power level HIGH...
Page 12 Ceiling Type Inverter heat pump Model name ABEG36KRTA ABEG45KRTA Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V 12.1 Rated Btu/h 32,400 41,300 Cooling 2.8—11.2 4.0—13.5 Min.—Max. Btu/h 9,600—38,200 13,600—46,000 Capacity 10.8 13.5 Rated Btu/h...
Page 13 Specifications for ErP Lot10 Model name ABEG36KRTA Cooling Energy efficiency class Heating (Average) Cooling 9.5 (35°C) Pdesign Heating (Average) 8.7 (-10°C) SEER Cooling 6.37 kWh/kWh SCOP Heating (Average) 4.21 Annual energy consump- kWh/a tion QHE (Average) 2,904 Cooling Sound power level HIGH dB (A) Heating...
Page 14 2. Dimensions 2-1. Models: ABEG18KRTA and ABEG22KRTA Unit: mm 1,080 49 84 125 103 Side view Top view ø100-mm hole Rear view Suspension bolt pitch Dimensions Indoor unit (Top view) (Space required for inﬆallation) The length of the bolt here is 30 mm. Indoor unit - 8 - 2-1.
Page 15 2-2. Models: ABEG24KRTA and ABEG30KRTA Unit: mm 1,390 1,233 49 84 125 103 Side view Top view ø100-mm hole Rear view Suspension bolt pitch 1,233 Dimensions (Space required for inﬆallation) Indoor unit (Top view) The length of the bolt here is 30 mm. Indoor unit - 9 - 2-2.
Page 16 2-3. Models: ABEG36KRTA and ABEG45KRTA Unit: mm 1,700 1,543 49 84 125 103 Side view Top view ø100-mm hole Rear view Suspension bolt pitch 1,543 Dimensions (Space required for inﬆallation) Indoor unit (Top view) The length of the bolt here is 30 mm. Indoor unit - 10 - 2-3.
Page 17 2-4. Installation space requirement Unit: mm Ceiling Indoor unit 30 or more Ceiling 200 or more 0 or more Obﬆruction Floor Required ceiling height varies according to the ceiling mode setting of function setting No. 20. Ceiling height (mm) Ceiling mode Standard High ceiling 18 to 30 models...
Page 18 3. Wiring diagrams 3-1. Models: ABEG18KRTA, ABEG22KRTA, ABEG24KRTA, and ABEG30KRTA - 12 - 3-1. Models: ABEG18KRTA, ABEG22KRTA, ABEG24KRTA, and ABEG30KRTA 3. Wiring diagrams...
Page 19 3-2. Models: ABEG36KRTA and ABEG45KRTA - 13 - 3-2. Models: ABEG36KRTA and ABEG45KRTA 3. Wiring diagrams...
Page 20 4. Capacity table Capacity tables show each of following values calculated based on the outdoor temperature and the indoor temperature, under given Airflow Rate (AFR): For cooling capacity: Total Capacity (TC), Sensible Heat Capacity (SHC), and Input Power (IP) For heating capacity: Total Capacity (TC) and Input Power (IP) 4-1.
Page 21 ¢ Model: ABEG30KRTA 1,400 Indoor temperature °CDB °CWB °CDB 6.18 4.25 1.12 6.40 4.26 1.15 6.54 4.27 1.17 6.91 4.47 1.18 7.27 4.68 1.21 7.68 4.83 1.23 8.29 5.05 1.25 6.05 4.19 1.37 6.26 4.19 1.40 6.41 4.20 1.42 6.76 4.40 1.44 7.12...
Page 22 4-2. Heating capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: ABEG18KRTA Indoor temperature °CDB °CDB °CWB 5.05 1.77 4.93 1.81 4.81 1.85 4.69 1.88 4.57 1.92 5.69 1.89 5.56 1.93 5.42 1.96 5.28 2.00 5.15...
Page 23 ¢ Model: ABEG30KRTA 1,400 Indoor temperature °CDB °CDB °CWB 7.10 2.80 7.07 2.81 7.04 2.81 6.86 2.81 6.40 2.82 8.12 3.03 8.09 3.03 8.05 3.04 7.84 3.04 7.33 3.05 9.14 3.26 9.10 3.26 9.07 3.26 8.83 3.27 8.25 3.28 9.71 3.50 9.67 3.51...
Page 24 5. Fan performance 5-1. Air velocity and temperature distributions ¢ Model: ABEG18KRTA Fan speed Operation mode Measuring conditions HIGH Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Center Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Left & Right 0.25 Unit: m/s Side view...
Page 25 ¢ Model: ABEG22KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Horizontal louver: Up Vertical louver: Center 0.25 Top view Horizontal louver: Up Vertical louver: Left & Right 0.25 Side view 0.25 Horizontal louver: Up Vertical louver: Center Side view Horizontal louver: Down Vertical louver: Center...
Page 26 ¢ Model: ABEG24KRTA Fan speed Operation mode Measuring conditions HIGH Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Center Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Left & Right 0.25 Unit: m/s Side view Horizontal louver: Up Vertical louver: Center 0.25 Unit: m/s...
Page 27 ¢ Model: ABEG30KRTA Fan speed Operation mode Measuring conditions HIGH Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Center Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Left & Right 0.25 Unit: m/s 0.25 Side view Horizontal louver: Up Vertical louver: Center Unit: m/s...
Page 28 ¢ Model: ABEG36KRTA Fan speed Operation mode Measuring conditions HIGH Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Center Unit: m/s 0.25 Top view Horizontal louver: Up Vertical louver: Left & Right 0.25 Unit: m/s 0.25 Side view Horizontal louver: Up Vertical louver: Center Unit: m/s...
Page 29 ¢ Model: ABEG45KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Horizontal louver: Up Vertical louver: Center 0.25 Top view Horizontal louver: Up Vertical louver: Left & Right 0.25 0.25 Side view Horizontal louver: Up Vertical louver: Center Side view Horizontal louver: Down Vertical louver: Center...
Page 30 5-2. Airflow Conversion factor: • 1 m /h = 0.2778 l/s = 0.5886 CFM • 3.6 m /h = 1 l/s • 1.699 m /h = 1 CFM ¢ Model: ABEG18KRTA  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH...
Page 31 ¢ Model: ABEG22KRTA  Cooling Fan speed Airflow HIGH QUIET  Heating Fan speed Airflow HIGH QUIET - 25 - 5-2. Airflow 5. Fan performance...
Page 32 ¢ Model: ABEG24KRTA  Cooling Fan speed Airflow 1,230 HIGH QUIET  Heating Fan speed Airflow 1,230 HIGH QUIET - 26 - 5-2. Airflow 5. Fan performance...
Page 33 ¢ Model: ABEG30KRTA  Cooling Fan speed Airflow 1,400 HIGH 1,120 QUIET  Heating Fan speed Airflow 1,400 HIGH 1,120 QUIET - 27 - 5-2. Airflow 5. Fan performance...
Page 34 ¢ Model: ABEG36KRTA  Cooling Fan speed Airflow 1,850 HIGH 1,089 1,470 1,300 1,050 QUIET  Heating Fan speed Airflow 1,800 HIGH 1,059 1,470 1,300 1,050 QUIET - 28 - 5-2. Airflow 5. Fan performance...
Page 35 ¢ Model: ABEG45KRTA  Cooling Fan speed Airflow 1,900 HIGH 1,118 1,510 1,380 1,130 QUIET  Heating Fan speed Airflow 1,850 HIGH 1,089 1,510 1,380 1,130 QUIET - 29 - 5-2. Airflow 5. Fan performance...
Page 36 5-3. Fresh air characteristics ¢ Airflow volume: Static pressure of fresh-air intake characteristics  Models: ABEG18KRTA and ABEG22KRTA 50.0 100.0 150.0 200.0 250.0 300.0 350.0 Airflow rate (m  Models: ABEG24KRTA and ABEG30KRTA 50.0 100.0 150.0 200.0 250.0 300.0 350.0 Airflow rate (m - 30 - 5-3.
Page 37  Models: ABEG36KRTA and ABEG45KRTA 50.0 100.0 150.0 200.0 250.0 300.0 350.0 400.0 Airflow rate (m ¢ How to read curve Duct characteriﬆics Curve in at site the graphs Designed amount of fresh air intake (m Static pressure loss of fresh air intake duct system with airflow amount Q (Pa) Forced static pressure at air conditioner inlet with airflow amount Q (Pa) Static pressure of booster fan with airflow amount Q (Pa) Static pressure loss increase amount of fresh air intake duct system for airflow amount Q...
Page 38 ¢ Installation Fresh air inlet position Round duct and the fastening screws (M4) (Locally purchased) Flexible duct (Locally purchased) NOTE: When taking in the fresh air, thermal insulation is required to avoid the product malfunction caused by dew condensation. - 32 - 5-3.
Page 39 6. Operation noise (sound pressure) 6-1. Noise level curve ¢ Model: ABEG18KRTA  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 HIGH HIGH NC-50 NC-50 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...
Page 40 ¢ Model: ABEG24KRTA  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 HIGH HIGH NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 QUIET QUIET NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 41 ¢ Model: ABEG36KRTA  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 HIGH HIGH NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 QUIET NC-25 NC-25 QUIET NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 42 6-2. Sound level check point Microphone Microphone - 36 - 6-2. Sound level check point 6. Operation noise (sound pressure)
Page 43 7. Safety devices Model Type of protection Protection form ABEG18KRTA ABEG22KRTA Circuit protection Current fuse (PCB*) 250 V, 5.0 A 135 ±15°C Activate Fan motor stop Thermal protection Fan motor protection program 105 ±15°C Reset Fan motor restart Model Type of protection Protection form ABEG24KRTA ABEG30KRTA...
Page 44 8. External input and output Rotary switch CN65 CN47 (Ext. I/O PCB) (Ext. out) Terminal (Ext.in) Fig. Indoor unit PCB Fig. External Input and Output PCB External Input connect kit External input External output Connector Input select signal (Optional parts) Operation/Stop —...
Page 45 ¢ External input and output PCB The indoor unit Operation/Stop can be set by using the input terminal on the PCB.  Input select Use either one of these types of terminals according to the application. (Both types of terminals cannot be used simultaneously.) •...
Page 46 8-2. External output Use an external output cable with appropriate external dimension, depending on the number of ca- bles to be installed. ¢ Indoor unit • A twisted pair cable (22AWG) should be used. Maximum length of cable is 25 m. •...
Page 47 8-3. Combination of external input and output By combining the function setting of the indoor unit and rotary switch setting of the External input and output PCB, you can select various combinations of functions. Combination examples of external input and output are as follows: External input External input Function...
Page 48 ¢ Input signal type • Indoor unit Input signal type is only "Edge". Edge • External input and output PCB The input signal type can be selected. Signal type (edge or pulse) can be switched by the DIP switch 2 (SW2) on the External input and output PCB.
Page 49 8-4. Details of function ¢ Control input function  When function setting is "Operation/Stop" mode 1 • In the case of "Edge" input Rotary SW of Function External input and External input Input signal Command setting / output PCB Off → On Operation Input of indoor unit Terminal...
Page 50  When function setting is "Forced stop" mode • In the case of "Edge" input Rotary SW of Function External input and External input Input signal Command setting / output PCB Off → On Forced stop Input of indoor unit Terminal On →...
Page 51  When function setting is "Operation/Stop" mode 2 • In the case of "Edge" input Rotary SW of Function External input and External input Input signal Command setting / output PCB Off → On Operation Stop Input of indoor unit Terminal (Remote On →...
Page 52 ¢ Forced thermostat off function Function Rotary SW of External External input Input signal Command setting / input and output PCB 60-00 / 2 Off → On Thermostat off 60-09 / B External input and output Input 1 60-10 / C Normal On →...
Page 53 ¢ Error status Function Rotary SW of External External output Output signal Command setting / input and output PCB Low → High Error 60-09 / B Output of indoor unit CN47 High → Low Normal Off → On Error 60-00 / 2 Output 1 On →...
Page 54 ¢ External heater output Function Rotary SW of External External output Output signal Command setting / input and output PCB Low → High Heater on 60-11 / D Output of indoor unit CN47 High → Low Heater off 60-00 / 2 Off →...
Page 55 9. Group connection Installation procedure for group control system: A number of indoor units can be operated at the same time using a single remote controller. NOTE: When different type of indoor units (such as wall mounted type and cassette type, cassette type and duct type, or other combinations) are connected using group control system, some functions may no longer be available.
Page 56 10. Function settings To adjust the functions of this product according to the installation environment, various types of function settings are available. NOTE: Incorrect settings can cause a product malfunction. 10-1. Function settings by using remote controller Some function settings can be changed on the remote controller. After confirming the setting proce- dure and the content of each function setting, select appropriate functions for your installation envi- ronment.
Page 57 2) Ceiling height Select the appropriate ceiling height according to the place of installation. Function number Setting value Setting description Factory setting Standard ♦ High ceiling For the specific height for each setting value, refer to “Installation space” in Chapter 2. "Dimensions"...
Page 58 5) Room temperature control for wired remote controller sensor Depending on the installed environment, correction of the wire remote temperature sensor may be required. Select the appropriate control setting according to the installed environment. To change this setting, set Function 42 to Both “01”. Ensure that the Thermo Sensor icon is displayed on the remote controller screen.
Page 59 8) Remote controller custom code (Only for wireless remote controller) The indoor unit custom code can be changed. Select the appropriate custom code. Function number Setting value Setting description Factory setting ♦ 9) External input control "Operation/Stop" mode or "Forced stop" mode can be selected. Function number Setting value Setting description...
Page 60 12) Switching functions for external output terminal Functions of the external output terminal can be switched. For details, refer to “External input and output”. Function number Setting value Setting description Factory setting Operation status ♦ 01—08 (Setting prohibited) Error status Indoor unit fan operation status External heater - 54 -...
Page 61 11. Accessories 11-1. Models: ABEG18KRTA and ABEG22KRTA Part name Exterior Part name Exterior Operation manual Insulation Operation manual Drain hose (CD-ROM) Installation manual Hose band Template Cable tie (large) M10 nut A Cable tie (small) (with flange) M10 nut B Remote controller cable (with spring lock hole cap...
Page 62 11-2. Models: ABEG24KRTA, ABEG30KRTA, ABEG36KRTA, and ABEG45KRTA Part name Exterior Part name Exterior Operation manual Insulation Operating manual Drain hose (CD-ROM) Installation manual Hose band Template Cable tie (large) M10 nut A Cable tie (small) (with flange) M10 nut B Remote controller cable (with spring lock hole cap...
Page 63 12. Optional parts 12-1. Controllers Exterior Part name Model name Summary Easy finger touch operation with LCD panel. Backlit LCD enables easy Wired Remote UTY-RNRYZ* operation in a dark room. Controller Wire type: Non-polar 2-wire High visibility and easy operation. Room temperature can be accurately Wired Remote UTY-RLRY...
Page 64 12-2. Others Exterior Part name Model name Summary Optional drain lift-up mechanism Drain Pump Unit UTR-DPB24T allows more flexible installation. For piping of upward direction only. Auxiliary Pipe UTP-FX24A • For liquid: 6.35 mm (1/4 in) Assembly • For gas: 12.70 mm (1/2 in) For piping of upward direction only.
Page 65 Exterior Part name Model name Summary This converter is required when Network connecting single split system to VRF UTY-VTGX Converter network system. Network This converter is required when Converter connecting single split system to VRF UTY-VTGXV (AC power network system. supply) Air conditioner switching can be External Switch...
Page 66 CEILING TYPE ABEG18-45KRTA CEILING TYPE ABEG18-45KRTA...
Page 67 Part 2. OUTDOOR UNIT SINGLE TYPE: AOEG18KBTB AOEG22KBTB AOEG24KBTB AOEG30KBTB AOEG36KBTB AOEG45KBTB...
Page 68 1. Specifications Type Inverter heat pump Model name AOEG18KBTB AOEG22KBTB Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V Starting current Cooling 2,160 2,240 Airflow rate Heating 1,830 1,960 Type × Qty Propeller ×...
Page 69 Type Inverter heat pump Model name AOEG24KBTB AOEG30KBTB Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V Starting current 11.1 Cooling 2,700 3,750 Airflow rate Heating 2,700 3,750 Type × Q'ty Propeller × 1 Motor output Cooling Sound pressure level *1...
Page 70 Type Inverter heat pump Model name AOEG36KBTB AOEG45KBTB Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V Starting current 13.0 18.6 Cooling 3,750 4,450 Airflow rate Heating 3,750 4,450 Type × Q'ty Propeller ×...
Page 71 2. Dimensions 2-1. Models: AOEG18KBTB and AOEG22KBTB Unit: mm 4-M10 hole Pitch of bolts for installation Top view Side view Front view Side view Airflow Drain port Ø42 Bottom view Side view (Valve part) - 65 - 2-1. Models: AOEG18KBTB and AOEG22KBTB 2.
Page 72 2-2. Model: AOEG24KBTB Unit: mm 4-M10 hole Pitch of bolts for installation Top view Side view Front view Side view Airflow Drain port Ø42 Bottom view Side view (Valve part) - 66 - 2-2. Model: AOEG24KBTB 2. Dimensions...
Page 73 2-3. Models: AOEG30KBTB and AOEG36KBTB Unit: mm 35.7 Top view 3 Way valve (Gas) 3 Way valve (Liquid) Pipe port 25 67 Ф28: Cable port Ф28: Cable port Ф28: Cable port Ф28: Cable port Ф28: Cable port Ф28: Cable port Pipe port Pipe port Front view...
Page 74 2-4. Model: AOEG45KBTB Unit: mm 35.7 Top view 3 Way valve (Liquid) 3 Way valve (Gas) 129.1 Pipe port Ф28 Ф28 85.3 Cable port Ф28: Cable port Pipe port Cable port Pipe port Pipe port Pipe port Front view Side view Rear view 62.6 15.2...
Page 75 3. Installation space 3-1. Models: AOEG18KBTB, AOEG22KBTB, and AOEG24KBTB ¢ Space requirement Provide sufficient installation space for product safety. CAUTION Keep the space shown in the installation examples. If the installation is not performed accordingly, it could cause a short circuit and result in a lack of operating performance.
Page 76  Multiple outdoor unit installation • Provide at least 250 mm of space between the outdoor units if multiple units are installed. • When routing the piping from the side of an outdoor unit, provide space for piping. • No more than 3 units must be installed side by side. When 4 units or more are arranged in a line, provide the space as shown in the following ex- ample “When an obstruction in the upper space:”.
Page 77  Outdoor units installation in multi-row Unit: mm Single parallel unit arrangement Multiple parallel unit arrangement 100 or more 200 or more 1,000 or more 2,000 or more 200 or more 400 or more 500 or more 1,000 or more 200 or more 250 or more 1,000 or more...
Page 78 3-2. Models: AOEG30KBTB, AOEG36KBTB, and AOEG45KBTB ¢ Space requirement Provide sufficient installation space for product safety. CAUTION Keep the space shown in the installation examples. If the installation is not performed accordingly, it could cause a short circuit and result in a lack of operating performance.
Page 79  Multiple outdoor unit installation • Provide at least 250 mm of space between the outdoor units if multiple units are installed. • When routing the piping from the side of an outdoor unit, provide space for piping. • No more than 3 units must be installed side by side. When 4 units or more are arranged in a line, provide the space as shown in the following ex- ample “When an obstruction in the upper space:”.
Page 80  Outdoor unit installation in multi-row Unit: mm Single parallel unit arrangement Multiple parallel unit arrangement 150 or more 500 or more 3,000 or more 3,500 or more 600 or more 600 or more 1,500 or more 1,500 or more 250 or more 1,500 or more 500 or more...
Page 81 4. Refrigerant circuit 4-1. Model: AOEG18KBTB Heat exchanger 3-way (INDOOR) valve 2-way valve Muffler Muffler Strainer 4-way valve Expansion valve Accumulator Heat exchanger Strainer (OUTDOOR) Cooling Heating : Thermistor (Discharge temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Pipe temperature) : Thermistor (Room temperature)
Page 82 4-2. Model: AOEG22KBTB Heat exchanger 3-way 2-way (INDOOR) valve valve Muffler Muffler Pressure switch 4-way valve Strainer Expansion valve Accumulator Heat exchanger Strainer (OUTDOOR) Cooling Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Pipe temperature)
Page 83 4-3. Model: AOEG24KBTB Heat exchanger 3-way 2-way (INDOOR) valve valve Pressure switch 4-way valve Strainer Expansion valve Heat exchanger Strainer (OUTDOOR) : Cooling : Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Pipe temperature) : Thermistor (Room temperature)
Page 84 4-4. Model: AOEG30KBTB Heat exchanger 3-way 3-way (INDOOR) valve valve Pressure switch 4-way valve Strainer Expansion valve Heat exchanger Strainer (OUTDOOR) : Cooling : Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Pipe temperature) : Thermistor (Room temperature)
Page 85 4-5. Models: AOEG36KBTB and AOEG45KBTB Heat exchanger 3-way 3-way (INDOOR) valve valve Pressure switch Pressure sensor 4-way valve Strainer Expansion valve Strainer Heat exchanger (OUTDOOR) : Cooling : Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Pipe temperature)
Page 86 5. Wiring diagrams 5-1. Model: AOEG18KBTB 5-2. Models: AOEG22KBTB and AOEG24KBTB - 80 - 5-1. Model: AOEG18KBTB 5. Wiring diagrams...
Page 87 5-3. Model: AOEG30KBTB 5-4. Model: AOEG36KBTB - 81 - 5-3. Model: AOEG30KBTB 5. Wiring diagrams...
Page 88 5-5. Model: AOEG45KBTB - 82 - 5-5. Model: AOEG45KBTB 5. Wiring diagrams...
Page 89 6. Capacity compensation rate for pipe length and height difference Height difference H Indoor unit is higher than outdoor unit Indoor unit is lower than outdoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Connection pipe Connection pipe 6-1. Model: AOEG18KBTB NOTE: Values mentioned in the table are calculated based on the maximum capacity.
Page 90 6-2. Model: AOEG22KBTB NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING — — — — 0.909 0.909 0.903 — — — 0.953 0.950 0.947 0.941 Indoor unit is higher — — 0.983 0.968 0.966...
Page 91 6-3. Model: AOEG24KBTB NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING — — — — — 0.893 0.877 — — — — 0.917 0.900 0.885 Indoor unit is higher than — —...
Page 92 6-4. Model: AOEG30KBTB NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING — — — — 0.926 0.916 0.906 — — — 0.953 0.942 0.931 0.920 Indoor unit is higher than — —...
Page 93 6-5. Model: AOEG36KBTB NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING — — — — 0.902 0.882 0.862 — — — 0.938 0.917 0.897 0.876 Indoor unit is higher than — —...
Page 94 6-6. Model: AOEG45KBTB NOTE: Values mentioned in the table are calculated based on the maximum capacity. Pipe length (m) COOLING — — — — 0.900 0.879 0.858 — — — 0.937 0.915 0.894 0.872 Indoor unit is higher than — —...
Page 95 7. Additional charge calculation 7-1. Model: AOEG18KBTB Refrigerant type Factory charge amount 1,020 ¢ Refrigerant charge Total pipe length 20 or less 30 (Max.) 20 g/m Additional charge amount 7-2. Models: AOEG22KBTB and AOEG24KBTB Refrigerant type Factory charge amount 1,250 ¢...
Page 96 8. Airflow 8-1. Model: AOEG18KBTB  Cooling 2,160 1,271  Heating 1,830 1,077 8-2. Model: AOEG22KBTB  Cooling 2,240 1,318  Heating 1,960 1,154 8-3. Model: AOEG24KBTB  Cooling 2,700 1,589  Heating 2,700 1,589 - 90 - 8-1. Model: AOEG18KBTB 8.
Page 97 8-4. Models: AOEG30KBTB and AOEG36KBTB  Cooling 3,750 1,042 2,207  Heating 3,750 1,042 2,207 8-5. Model: AOEG45KBTB  Cooling 4,450 1,236 2,619  Heating 4,450 1,236 2,619 - 91 - 8-4. Models: AOEG30KBTB and AOEG36KBTB 8. Airflow...
Page 98 9. Operation noise (sound pressure) 9-1. Noise level curve ¢ Model: AOEG18KBTB  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 1,000...
Page 99 ¢ Model: AOEG24KBTB  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 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz ¢...
Page 100 ¢ Model: AOEG36KBTB  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 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz ¢...
Page 101 9-2. Sound level check point Rear Microphone Microphone Airflow Side view Rear view NOTE: Detailed shape of the actual outdoor unit might be slightly different from the one illustrated above. - 95 - 9-2. Sound level check point 9. Operation noise (sound pressure)
Page 102 10. Electrical characteristics Model name AOEG18KBTB AOEG22KBTB Voltage 230 ~ Power supply Frequency Max operating current *1 12.1 12.6 Starting current Circuit breaker current Power cable Wiring spec. *2 Cross-sectional area Connection cable *3 Limited wiring length Model name AOEG24KBTB AOEG30KBTB Voltage 230 ~...
Page 103 11. Safety devices Model Type of Protection form protection AOEG18KBTB AOEG22KBTB 250 V, 25 A Circuit Current fuse (Main PCB) 250 V, 5 A protection 250 V, 3.15 A 125±10 °C Activate Fan motor stop Fan motor Terminal protection program protection 120±10 °C Reset...
Page 104 Model Type of Protection form protection AOEG36KBTB AOEG45KBTB 250 V, 30 A Circuit Current fuse 250 V, 3.15 A protection (Main PCB) 250 V, 10 A × 2 122 ±9 °C 150 ±15 °C Activate Fan motor stop Fan motor stop Fan motor Thermal protection program protection...
Page 105 12. External input and output With using external input and output functions, this product can be operated inter-connectedly with an external device. Connector Input Output Remarks P580 Low noise mode — PA580 Peak cut mode — See external input/output settings for details.
Page 106 ¢ Peak cut mode By performing following on-site work, operation that suppresses the current value can be enabled: The air conditioner is set to the “Peak cut mode” when closing the contact input of a commercial timer or on/off switch to a connector on the control PCB of the outdoor unit. •...
Page 107 12-2. External output With using external output function, some status signals are transmitted to the control PCB, and the related LED lamp indicates the status of this product. ¢ Error status output Signal on air conditioner error status is generated when a malfunction occurs. •...
Page 108 ¢ Compressor status output Signal on compressor operation status is generated when the compressor is running. • Circuit diagram example • Output voltage (Vcc): DC 12 V Outdoor unit 50 mA or less control PCB Connected unit (Locally purchased) • *: Make the distance from the Example: Connector Example: Fan...
Page 109 13. Function settings Perform appropriate function setting locally according to the installation environment. NOTE: Incorrect settings can cause a product malfunction. CAUTION • Before setting up the switch buttons, discharge the static electricity from your body. • Never touch the terminals or the patterns on the parts that are mounted on the PCB. 13-1.
Page 110 ¢ Switch buttons and the functions LED lamps S134 S133 S132 S131 S130 Switch buttons LED lamp Function or operation method Lights on while power on. (1) POWER/MODE Green Blinks to show the local setting on the outdoor unit or the error code. (2) ERROR Blinks during error operation.
Page 111 13-2. Local setting procedure NOTE: Before performing the function setting, be sure to stop the operation of the air conditioner. ¢ Low noise mode Press the MODE switch button (S134) for 3 seconds or more to switch to “Local setting mode”. After confirming the LED lamp of POWER/MODE blinks 9 times, press the ENTER switch but- ton (S132).
Page 112 ¢ Peak cut mode Press the MODE switch button (S134) for 3 seconds or more to switch to “Local setting mode”. After confirming the LED lamp of POWER/MODE blinks 9 times, press the ENTER switch but- ton (S132). PUMP POWER LOW NOISE PEAK CUT DOWN...
Page 113 14. Accessories 14-1. Models: AOEG18KBTB, AOEG22KBTB, and AOEG24KBTB Part name Exterior Part name Exterior Installation manual Drain pipe 14-2. Models: AOEG30KBTB, AOEG36KBTB, and AOEG45KBTB Part name Exterior Part name Exterior Installation manual Drain cap Drain pipe One-touch bush - 107 - 14-1.
Page 114 15. Optional parts Exterior Part name Model name Summary Use to operate the external input and External UTY-XWZXZ3 output functions of outdoor unit. Connect Kit - 108 - 15. Optional parts...

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Fujitsu AIRSTAGE AOEG18KBTB Design & Technical Manual

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