Page 2
• Product specifications and design are subject to change without notice for future improvement. • For further details, please check with our authorized dealer. Trademarks ™ FGLair is trademark of Fujitsu General Limited in the United States, other countries or both. ™ Google Play is trademark of Google Inc. ®...
1. Specifications Ceiling Type Inverter heat pump Model name ABYG18KRTA ABYG22KRTA 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...
Page 9
Specifications for ErP Lot10 Model name ABYG18KRTA ABYG22KRTA 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...
Page 10
Ceiling Type Inverter heat pump Model name ABYG24KRTA ABYG30KRTA 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 ABYG24KRTA ABYG30KRTA 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 ABYG36KRTA ABYG45KRTA 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 ABYG36KRTA 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...
2. Dimensions 2-1. Models: ABYG18KRTA and ABYG22KRTA 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.
2-2. Models: ABYG24KRTA and ABYG30KRTA 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.
2-3. Models: ABYG36KRTA and ABYG45KRTA 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.
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 (m) Ceiling mode Standard High ceiling 18, 22, 24, and 30 models...
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. Cooling capacity ¢ Model: ABYG18KRTA Indoor temperature °CDB °CWB °CDB...
5. Fan performance 5-1. Air velocity and temperature distributions ¢ Model: ABYG18KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left &...
Page 25
¢ Model: ABYG22KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left & Right 0.25 Side view 0.25 Vertical airflow direction louver: Up Horizontal airflow direction louver: Center...
Page 26
¢ Model: ABYG24KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left & Right 0.25 Side view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25...
Page 27
¢ Model: ABYG30KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left & Right 0.25 0.25 Side view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center...
Page 28
¢ Model: ABYG36KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left & Right 0.25 0.25 Side view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center...
Page 29
¢ Model: ABYG45KRTA Fan speed Operation mode Measuring conditions HIGH 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center 0.25 Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left & Right 0.25 0.25 Side view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center...
5-3. Fresh air characteristics ¢ Airflow volume - Static pressure of Fresh air intake characteristics Models: ABYG18KRTA and ABYG22KRTA 50.0 100.0 150.0 200.0 250.0 300.0 350.0 Airflow rate (m Models: ABYG24KRTA and ABYG30KRTA 50.0 100.0 150.0 200.0 250.0 300.0...
Page 37
Models: ABYG36KRTA and ABYG45KRTA 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.
7. Safety devices Model Type of protection Protection form ABYG18KRTA ABYG22KRTA 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...
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.) •...
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. •...
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.
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 Input of indoor unit Terminal Stop (R.C.
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 →...
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.
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 -...
11. Accessories 11-1. Models: ABYG18KRTA and ABYG22KRTA Part name Exterior Q’ty Part name Exterior Q’ty Operating 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...
11-2. Models: ABYG24KRTA, ABYG30KRTA, ABYG36KRTA, and ABYG45KRTA Part name Exterior Q’ty Part name Exterior Q’ty Operating 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...
12. Optional parts 12-1. Controllers Exterior Part name Model name Summary Easy finger touch operation with LCD Wired remote panel. Backlit LCD enables easy UTY-RNRYZ* controller operation in a dark room. Wire type: Non-polar 2-wire High visibility and easy operation. Room temperature can be accurately Wired remote controlled using the built-in thermo...
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 For connection between indoor unit KNX converter UTY-VKSX with UART interface and a KNX open network. This converter is required when Split system UTY-VTGX connecting single split system to VRF converter network system. Split system This converter is required when converter UTY-VTGXV...
1. Specifications Type Inverter heat pump Model name AOYG18KBTB AOYG22KBTB 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 × Q'ty Propeller ×...
Page 69
Type Inverter heat pump Model name AOYG24KBTB AOYG30KBTB 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 AOYG36KBTB AOYG45KBTB 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 ×...
2. Dimensions 2-1. Models: AOYG18KBTB and AOYG22KBTB 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: AOYG18KBTB and AOYG22KBTB 2.
2-2. Model: AOYG24KBTB 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: AOYG24KBTB 2. Dimensions...
2-3. Models: AOYG30KBTB and AOYG36KBTB Unit: mm 35.7 Top view 3 Way valve (Liquid) 3 Way valve (Gas) 25 67 Ф28: Cable port Pipe port Ф28: Cable port Ф28: Cable port Ф28: Cable port Ф28: Cable port Ф28: Cable port Pipe port Pipe port Front view...
2-4. Model: AOYG45KBTB 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...
3. Installation space 3-1. Models: AOYG18KBTB, AOYG22KBTB, and AOYG24KBTB ¢ 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...
3-2. Models: AOYG30KBTB, AOYG36KBTB, and AOYG45KBTB ¢ Space requirement Provide sufficient installation space for product safety. Single outdoor unit installation • When the upper space is open: Unit: mm When there are obstacles at the rear only. When there are obstacles at the rear and sides.
Page 79
Multiple outdoor unit installation • When the upper space is open: Unit: mm When there are obstacles at the rear only. When there are obstacles at the front only. 1,500 or more 250 or more or more When there are obstacles at the front and rear.
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...
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: AOYG18KBTB NOTE: Values mentioned in the table are calculated based on the maximum capacity.
6-2. Model: AOYG22KBTB 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...
6-3. Model: AOYG24KBTB 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 — — 0.966 0.947 0.932...
6-4. Model: AOYG30KBTB 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 — — 0.979 0.968 0.958...
6-5. Model: AOYG36KBTB 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 — — 0.973 0.953 0.933...
6-6. Model: AOYG45KBTB 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 — — 0.973 0.952 0.931...
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. - 94 - 9-2. Sound level check point 9. Operation noise (sound pressure)
10. Electrical characteristics Model name AOYG18KBTB AOYG22KBTB 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 AOYG24KBTB AOYG30KBTB Voltage 230 ~...
11. Safety devices Model Type of Protection form protection AOYG18KBTB AOYG22KBTB 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 103
Model Type of Protection form protection AOYG36KBTB AOYG45KBTB 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...
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 105
¢ 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. •...
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 107
¢ 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...
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 109
¢ 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 Local setting in outdoor unit or error code is displayed with blink. (2) ERROR Blinks during error operation.
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 111
¢ 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...
14. Accessories 14-1. Models: AOYG18KBTB, AOYG22KBTB, and AOYG24KBTB Part name Exterior Q’ty Part name Exterior Q’ty Installation manual Drain pipe 14-2. Models: AOYG30KBTB, AOYG36KBTB, and AOYG45KBTB Part name Exterior Q’ty Part name Exterior Q’ty Installation manual Drain cap Drain pipe One-touch bush - 106 - 14-1.
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 - 107 - 15. Optional parts...