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Summary of Contents for Fuji Electric RSG18KMTA
- Page 1 AIR CONDITIONER Wall mounted type DESIGN & TECHNICAL MANUAL INDOOR RSG18KMTA RSG24KMTA RSG18KMTB RSG24KMTB OUTDOOR ROG18KMTA ROG24KMTA DR_AS093EF_05 2021.03.18...
- Page 2 Notices: • 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. ™...
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Page 3: Table Of Contents
CONTENTS Part 1. INDOOR UNIT................1 1. Specifications....................2 2. Dimensions....................4 2-1. Models: RSG18KMTA, RSG18KMTB, RSG24KMTA, and RSG24KMTB .......4 3. Wiring diagrams ....................6 3-1. Models: RSG18KMTA, RSG18KMTB, RSG24KMTA, and RSG24KMTB .......6 4. Capacity table....................7 4-1. Cooling capacity.......................7 4-2. Heating capacity ......................8 5. Fan performance ...................9 5-1. - Page 4 CONTENTS (continued) Part 2. OUTDOOR UNIT..............37 1. Specifications....................38 2. Dimensions....................39 2-1. Model: ROG18KMTA.....................39 2-2. Model: ROG24KMTA.....................40 3. Installation space ..................41 3-1. Models: ROG18KMTA and ROG24KMTA..............41 4. Refrigerant circuit ..................44 4-1. Model: ROG18KMTA.....................44 4-2. Model: ROG24KMTA.....................45 5. Wiring diagrams ..................46 5-1. Model: ROG18KMTA.....................46 5-2.
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Page 5: Part 1. Indoor Unit
Part 1. INDOOR UNIT WALL MOUNTED TYPE: RSG18KMTA RSG24KMTA RSG18KMTB RSG24KMTB... -
Page 6: Specifications
1. Specifications Wall mounted Type Inverter heat pump RSG18KMTA RSG24KMTA Model name RSG18KMTB RSG24KMTB Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V 5.20 7.10 Rated Btu/h 17,700 24,200 Cooling 0.90—6.00 0.90—8.30 Min.—Max. - Page 7 Specifications for ErP Lot10 RSG24KMTA RSG18KMTA Model name RSG18KMTB RSG24KMTB Cooling Energy efficiency class Heating (Average) Cooling 5.2 (35°C) 7.1 (35°C) Pdesign Heating (Average) 4.8 (-10°C) 7.1 (-10°C) SEER Cooling 7.77 7.28 kWh/kWh SCOP Heating (Average) 4.56 4.18 Annual energy consumption...
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Page 8: Dimensions
2. Dimensions 2-1. Models: RSG18KMTA, RSG18KMTB, RSG24KMTA, and RSG24KMTB Unit: mm Outline of indoor unit for pipe inlet Ø65 for pipe inlet Ø65 - 4 - 2-1. Models: ASYG18KMTA, ASYG18KMTB, ASYG24KMTA, and ASYG24KMTB 2. Dimensions... -
Page 9: Installation Space Requirement
¢ Installation space requirement Provide sufficient installation space for product safety. Unit: mm 40 or more Wall hook bracket 70 or more Outline of the indoor unit 160 or more 117 or more 1,500 or more The flare connection part should be installed outdoors. -
Page 10: Wiring Diagrams
3. Wiring diagrams 3-1. Models: RSG18KMTA, RSG18KMTB, RSG24KMTA, and RSG24KMTB - 6 - 3-1. Models: ASYG18KMTA, ASYG18KMTB, ASYG24KMTA, and ASYG24KMTB 3. Wiring diagrams... -
Page 11: Capacity Table
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 ¢ Models: RSG18KMTA and RSG18KMTB Indoor temperature °CDB °CWB °CDB... -
Page 12: Heating Capacity
4-2. Heating capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Models: RSG18KMTA and RSG18KMTB 1,020 Indoor temperature °CDB °CWB 5.17 1.92 5.04 1.96 4.90 2.00 4.76 2.04 4.63 2.08 4.49 2.12 4.36 2.16 6.23... -
Page 13: Fan Performance
5. Fan performance 5-1. Air velocity distributions ¢ Models: ASYG18KMTA and ASYG18KMTB Fan speed Operation mode Measuring conditions HIGH Unit: m/s Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center Unit: m/s Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left &... - Page 14 ¢ Model: RSG24KMTA and RSG24KMTB Fan speed Operation mode Measuring conditions HIGH Unit: m/s Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center Unit: m/s Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Left & Right Unit: m/s Side view Vertical airflow direction louver: Up...
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Page 15: Airflow
5-2. Airflow ¢ Models: RSG18KMTA and RSG18KMTB Cooling Fan speed Airflow HIGH QUIET Heating Fan speed Airflow 1,020 HIGH QUIET - 11 - 5-2. Airflow 5. Fan performance... - Page 16 ¢ Model: RSG24KMTA and RSG24KMTB Cooling Fan speed Airflow 1,170 HIGH QUIET Heating Fan speed Airflow 1,170 HIGH QUIET - 12 - 5-2. Airflow 5. Fan performance...
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Page 17: Operation Noise (Sound Pressure)
6. Operation noise (sound pressure) 6-1. Noise level curve ¢ Models: ASYG18KMTA and ASYG18KMTB 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 NC-25 NC-25 QUIET NC-20 NC-20 QUIET NC-15... -
Page 18: Sound Level Check Point
6-2. Sound level check point Microphone Microphone NOTE: Detailed shape of the actual indoor unit might be slightly different from the one illustrated above. - 14 - 6-2. Sound level check point 6. Operation noise (sound pressure) -
Page 19: Safety Devices
7. Safety devices Model Type of Protection form RSG18KMTA RSG24KMTA protection RSG18KMTB RSG24KMTB Circuit protection Current fuse (PCB*) 250 V, 3.15 A 125 ±24°C Activate Thermal Fan motor stop Fan motor protector protection 100 ±25°C program Reset Fan motor restart... -
Page 20: External Input And Output
8. External input and output External input and output PCB SW301 SW302 Rotary switch CN314 CN313 CN312 CN311 CN310 CN308 To CN6 on Indoor unit PCB External input External output Connector Input select Input signal Operation/Stop CN313/ Edge/Pulse Dry contact/ CN314 Forced stop —... -
Page 21: External Input
8-1. External input With using external input function, some functions on this product can be controlled from an external device. • “Operation/Stop” mode or "Forced stop" mode can be selected with function setting of indoor unit. • A twisted pair cable should be used. Maximum length of cable is 150 m. •... -
Page 22: External Output
8-2. External output Use an external output cable with appropriate external dimension, depending on the number of ca- bles to be installed. ¢ External input and output PCB • A twisted pair cable (22AWG) should be used. Maximum length of cable is 25 m. •... -
Page 23: Combination Of External Input And Output
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 Mode... -
Page 24: Details Of Function
8-4. Details of function ¢ Control input function • When function setting is “Operation/Stop” mode 1 – In the case of “Edge” input: Function Rotary SW on External External input Input signal Command setting input and output PCB Off → On Operation External input and 46-00... - Page 25 • When function setting is “Forced stop” mode – In the case of “Edge” input: Function Rotary SW on External External input Input signal Command setting input and output PCB Off → On Forced stop External input and 46-02 CN313 output PCB On →...
- Page 26 • When function setting is “Operation/Stop” mode 2 – In the case of “Edge” input: Function Rotary SW on External External input Input signal Command setting input and output PCB Off → On Operation External input and 46-03 CN313 Stop (R.C. output PCB On →...
- Page 27 • Forced thermostat off function Rotary SW on External External input Input signal Command input and output PCB Off → On Thermostat off External input and output PCB CN313 On → Off Normal operation Input Compressor Room temp. Set temp. - 23 - 8-4.
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Page 28: Control Output Function
¢ Control output function • Operation/Stop status Rotary SW on External Output External output Command input and output PCB signal Off → On Operation External input and output PCB CN310 On → Off Stop The output is low when the unit is stopped. Operation Indoor unit Stop... -
Page 29: Group Connection
9. Group connection NOTE: Group control cannot be used together with Wireless LAN adapter. 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 30: Remote Controller
10. Remote controller 10-1. Wireless remote controller ¢ Overview Signal transmitter MODE button FAN button 10°C HEAT button SWING button ECONOMY button TEMP. button OUTDOOR UNIT SET button LOW NOISE button POWERFUL button WEEKLY button TIMER SETTING button Start/Stop button ON/OFF button SEND button SLEEP button... - Page 31 ¢ Specifications Controller Unit: mm Top view Front view Side view Size (H × W × D) 205 × 61 × 17 Weight 125 (without batteries) Holder Unit: mm 48.5 Ø 3.5 (Hole) Hole 26.2 69.3 Front View Side View Bottom View Size (H ×...
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Page 32: Function Settings
11. 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. 11-1. 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 33: Contents Of Function Setting
NOTES: • The air conditioner custom code is set to prior to shipment. • If you do not know the air conditioner custom code setting, try each of the custom codes ( → → → ) until you find the code that operates the air conditioner. ¢... -
Page 34: Filter Sign
2) Filter sign Select appropriate intervals for displaying the filter sign on the indoor unit according to the estimated amount of dust in the air of the room. If the indication is not required, select "No indication" (03). Function number Setting value Setting description Factory setting... -
Page 35: Auto Restart
4) 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 36 7) 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 ♦ 8) External input control "Operation/Stop" mode or "Forced stop" mode can be selected. Function number Setting value Setting description...
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Page 37: 11-2.Custom Code Setting For Wireless Remote Controller
11-2. Custom code setting for wireless remote controller To interconnect the air conditioner and the wireless remote controller, assignment of the custom code for the wireless remote controller is required. NOTE: Air conditioner cannot receive a signal if the air conditioner has not been set for the custom code. -
Page 38: Accessories
12. Accessories 12-1. Models: RSG18KMTA, RSG18KMTB, RSG24KMTA, and RSG24KMTB Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Tapping screw (large) Installation manual Tapping screw (small) Remote controller Battery Remote controller Filter holder holder Cloth tape Air cleaning filters... -
Page 39: Optional Parts
13. Optional parts 13-1. Controllers Exterior Part name Model name Summary Easy finger touch operation with LCD panel. Backlit LCD enables easy operation in a dark room. Wired remote UTY-RNRXZ* Wire type: Non-polar 2-wire controller Optional communication kit is necessary for installation. High visibility and easy operation. -
Page 40: 13-2.Others
13-2. Others Exterior Part name Model name Summary Required when external device is External connected. UTY-XWZXZ5 connect kit Use to connect with external devices External input and air conditioner PCB. UTY-XCSXZ2 and output PCB Optional External connect kit is necessary for installation. Communication Use to connect Non-polar 2-core wired UTY-TWRXZ2... -
Page 41: Part 2. Outdoor Unit
Part 2. OUTDOOR UNIT SINGLE TYPE: ROG18KMTA ROG24KMTA... -
Page 42: Specifications
1. Specifications Type Inverter heat pump ROG18KMTA ROG24KMTA Model name Power supply 230 V ~ 50 Hz Power supply intake Outdoor unit Available voltage range 198—264 V Starting current Cooling 2,350 3,240 Airflow rate Heating 2,100 2,820 Type × Q'ty Propeller fan ×... -
Page 43: Dimensions
2. Dimensions 2-1. Model: ROG18KMTA 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) - 39 - 2-1. Model: AOYG18KMTA 2. Dimensions... -
Page 44: Model: Rog24Kmta
2-2. Model: ROG24KMTA 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) - 40 - 2-2. Model: AOYG24KMTA 2. Dimensions... -
Page 45: Installation Space
3. Installation space 3-1. Models: ROG18KMTA and ROG24KMTA ¢ 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 46: Multiple Outdoor Unit Installation
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 47: Outdoor Units Installation In Multi-Row
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 48: Refrigerant Circuit
4. Refrigerant circuit 4-1. Model: ROG18KMTA Heat exchanger 3-way ( INDOOR ) valve 2-way valve Muffler Muffler 4-way valve Strainer Acccumlator Expansion valve Heat exchanger Strainer ( OUTDOOR ) Cooling Heating :Thermistor (Discharge temperature) :Thermistor (Outdoor temperature) :Thermistor (Heat exchanger out temperature) :Thermistor (Room temperature) :Thermistor (Pipe temperature) - 44 -... -
Page 49: Model: Rog24Kmta
4-2. Model: ROG24KMTA Heat exchanger 3-way (INDOOR) valve 2-way Muffler valve Muffler Pressure switch Muffler 4-way valve Strainer Expansion valve Accumulator Heat exchanger Strainer (OUTDOOR) Cooling Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Room temperature) : Thermistor (Pipe temperature) - 45 -... -
Page 50: Wiring Diagrams
5. Wiring diagrams 5-1. Model: ROG18KMTA 5-2. Model: ROG24KMTA - 46 - 5-1. Model: AOYG18KMTA 5. Wiring diagrams... -
Page 51: Capacity Compensation Rate For Pipe Length And Height Difference
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: ROG18KMTA NOTE: Values mentioned in the table are calculated based on the maximum capacity. -
Page 52: Model: Rog24Kmta
6-2. Model: ROG24KMTA 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 53: Additional Charge Calculation
7. Additional charge calculation 7-1. Model: ROG18KMTA Refrigerant type Refrigerant amount 1,020 ¢ Refrigerant charge Total pipe length 15 or less 25 (Max.) 20 g/m Additional charge 7-2. Model: ROG24KMTA Refrigerant type Refrigerant amount 1,320 ¢ Refrigerant charge Total pipe length 15 or less 30 (Max.) 20 g/m... -
Page 54: Airflow
8. Airflow 8-1. Model: ROG18KMTA Cooling 2,350 1,383 Heating 2,100 1,236 8-2. Model: ROG24KMTA Cooling 3,240 1,907 Heating 2,820 1,660 - 50 - 8-1. Model: AOYG18KMTA 8. Airflow... -
Page 55: Operation Noise (Sound Pressure)
9. Operation noise (sound pressure) 9-1. Noise level curve ¢ Model: AOYG18KMTA 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 56: Sound Level Check Point
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. - 52 - 9-2. Sound level check point 9. Operation noise (sound pressure) -
Page 57: Electrical Characteristics
10. Electrical characteristics ROG18KMTA ROG24KMTA Model name Voltage 230 ~ Power supply Frequency Max operating current *1 13.5 16.0 Starting current Circuit breaker current Wiring Power cable spec. Cross-sectional area 1.5—2.5 Connection cable *3 Limited wiring length *1: Maximum operating current is the total current of the indoor unit and the outdoor unit. *2: Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005. -
Page 58: Safety Devices
11. Safety devices Model Type of Protection form protection ROG18KMTA ROG24KMTA 250 V, 25 A Circuit Current fuse (PCB*) 250 V 5 A protection 250 V, 3.15 A 100±15°C Activate Fan motor stop Fan motor Thermal protection program protection 95±10°C Reset Fan motor restart 110°C... -
Page 59: Accessories
12. Accessories 12-1. Models: ROG18KMTA and ROG24KMTA Part name Exterior Q’ty Part name Exterior Q’ty Installation manual Drain pipe - 55 - 12-1. Models: AOYG18KMTA and AOYG24KMTA 12. Accessories...
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