Fujitsu AS*G18LFCA Design & Technical Manual
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Fujitsu AS*G18LFCA Design & Technical Manual

Fujitsu AS*G18LFCA Design & Technical Manual

Wall mounted type
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AIR CONDITIONER

Wall Mounted type

DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
ASG18LFCA
ASG24LFCC
ASG30LFCA
AOG18LFC
AOG24LFCC
AOG30LFT

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  • Page 1: Air Conditioner

    AIR CONDITIONER Wall Mounted type DESIGN & TECHNICAL MANUAL INDOOR ASG18LFCA ASG24LFCC ASG30LFCA OUTDOOR AOG18LFC AOG30LFT AOG24LFCC...

  • Page 2: Indoor Unit

    1. INDOOR UNIT WALL MOUNTED TYPE : ASG18LFCA ASG24LFCC ASG30LFCA DTR_AS075E_04 2016.04.22...

  • Page 3: Table Of Contents

    CONTENTS 1. INDOOR UNIT 1. FEATURES ......................01 - 01 2. WIRELESS REMOTE CONTROLLER ..........01 - 04 3. SPECIFICATIONS ....................01 - 06 4. DIMENSIONS ......................01 - 08 5. WIRING DIAGRAMS ..................01 - 10 6. CAPACITY TABLE .....................01 - 11 6-1.

  • Page 4: Features

    FEATURES „ „ MODEL ASG18LFCA ASG24LFCC ASG30LFCA AOG18LFC AOG24LFCC AOG30LFT „ „ FEATURES Energy efficiency class „ MODEL AS  G18LFCA AS  G24LFCC AS  G30LFCA Cooling Heating „ All DC High efficiency layout Large airflow and quiet operation by new airflow path DC fan motor DC compressor...
  • Page 5 Power diffuser „ Adoption of large power diffuser “Strong vertical airflow” provides powerful floor level heating. 12 (m) Outside air conditions: 2 Operation contents Operating mode: Heating ( C) Power diffuser Set temperature (Max. set temp): 30 (full open) Airflow : Hi Vertical airflow direction louver: Downward Horizontal airflow direction louver: Center “Healthy horizontal airflow”...

  • Page 6: Economy Operation

    Air conditioner filter features „ Ion Deodorization Filter Apple-catechin Filter Organic coating fin used heat exchanger Air Filter Ion Deodorization Filter Apple-catechin Filter „ Economy operation Example: Cooling operation ● Economy operation is energy saving, as the set temperature of indoor unit is shifted Economy operation by 1 °C and the maximum electric value of Shift...

  • Page 7: Wireless Remote Controller

    WIRELESS REMOTE CONTROLLER „ „ FEATURES ● 4 mode timer setup available (ON / OFF / PROGRAM / SLEEP). ● Can be used jointly with wired remote controllers . ● Easy to change custom code (max. 4 units) by button operation. Simple function setting „...
  • Page 8 „ „ 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 ( ▲ / ▼ ) Set remote controller custom code buttons Sets the indoor temp./ Sets R.C.

  • Page 9: Specifications

    SPECIFICATIONS WALL MOUNTED Type INVERTER HEAT PUMP Model name ASG18LFCA ASG24LFCC ASG30LFCA Power source 230 V~ 50 Hz Available voltage range 198–264V 5.20 7.10 8.00 Rated Btu/h 17,700 24,200 27,300 Cooling 0.9–6.0 0.9–8.0 2.9–9.0 Min.–Max. Btu/h 3,100–20,500 3,100–27,300 9,900–30,700 Capacity 6.30 8.00 8.80...
  • Page 10 Model name ASG18LFCA ASG24LFCC ASG30LFCA Cooling Energy efficiency class Heating (Average) 5.2 (35 °C) 7.1 (35 °C) 8.0 (35 °C) Cooling Pdesign Heating (Average) 5.9 (-10 °C) 7.1 (-10 °C) 8.0 (-10 °C) SEER Cooling 6.94 6.11 5.69 kWh/kWh SCOP Heating (Average) 3.87 3.80...

  • Page 11: Dimensions

    DIMENSIONS : AS  G18LFCA, AS  G24LFCC, AS  G30LFCA „ „ MODEL (Unit : mm) Unit center 18 x 11 hole 26 x 11 hole 26 x 11 hole 21 x 5: 14holes 18 x 11 hole 5 x 18: 14holes ø...
  • Page 12 „ „ INSTALLATION PLACE (Unit : mm) Outline of unit 52 or more 53 or more 80 or more 120 or more 1500 or more - (01 - 09) -...

  • Page 13: Wiring Diagrams

    WIRING DIAGRAMS : AS  G18LFCA, AS  G24LFCC, AS  G30LFCA „ „ MODEL TEST CN13 EX.OUT (OPTION) EX.IN (OPTION) BLACK WHITE TO OUTDOOR UNIT - (01 - 10) -...

  • Page 14: Capacity Table

    CAPACITY TABLE 6-1. COOLING CAPACITY „ „ MODEL : ASG18LFCA 15.0 Indoor temperature °CDB °CWB °CDB 4.62 3.14 1.03 5.15 3.15 1.05 5.33 3.43 1.05 5.68 3.44 1.06 5.85 3.71 1.07 6.20 3.70 1.08 6.56 3.94 1.09 4.63 3.14 1.17 5.16 3.16 1.19...

  • Page 15: Heating Capacity

    6-2. HEATING CAPACITY „ „ MODEL : ASG18LFCA 15.0 Indoor temperature (°CDB) (°CWB) 5.08 2.19 4.96 2.24 4.84 2.30 4.72 2.33 4.60 2.37 6.04 2.36 5.89 2.42 5.75 2.47 5.61 2.52 5.47 2.57 6.81 2.48 6.64 2.54 6.48 2.59 6.32 2.64 6.16 2.69...

  • Page 16: Fan Performance

    FAN PERFORMANCE 7-1. AIR VELOCITY DISTRIBUTION Conditions: Fan speed : HIGH „ „ MODEL : ASG18LFCA Operation mode : FAN Voltage : 230 V 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...
  • Page 17 Conditions: Fan speed : HIGH „ „ MODEL : ASG24LFCC, ASG30LFCA Operation mode : FAN Voltage : 230 V 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 : Right &...

  • Page 18: Airflow

    7-2. AIRFLOW „ „ MODEL : ASG18LFCA „ Cooling Number of Fan speed rotations Airflow (r.p.m.) HIGH 1220 1020 QUIET „ Heating Number of Fan speed rotations Airflow (r.p.m.) HIGH 1220 1020 QUIET - (01 - 15) -...
  • Page 19 „ „ MODEL : ASG24LFCC „ Cooling Number of Fan speed rotations Airflow (r.p.m.) 1120 HIGH 1480 1220 1020 QUIET „ Heating Number of Fan speed rotations Airflow (r.p.m.) 1120 HIGH 1480 1220 1020 QUIET - (01 - 16) -...
  • Page 20 „ „ MODEL : ASG30LFCA „ Cooling Number of Fan speed rotations Airflow (r.p.m.) 1100 HIGH 1430 1220 1020 QUIET „ Heating Number of Fan speed rotations Airflow (r.p.m.) 1150 HIGH 1530 1220 1020 QUIET - (01 - 17) -...

  • Page 21: Operation Noise (Sound Pressure)

    OPERATION NOISE (SOUND PRESSURE) 8-1. NOISE LEVEL CURVE „ „ MODEL : ASG18LFCA „ „ Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 High NC-45 High 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...
  • Page 22 „ „ MODEL : ASG30LFCA „ „ Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 High NC-50 NC-50 High 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...

  • Page 23: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT - (01 - 20) -...

  • Page 24: Electrical Characteristics

    ELECTRICAL CHARACTERISTICS Model name    G18LFCA G24LFCC G30LFCA Voltage 230 ~ Power supply Frequency Max. operating current Connection cable 1.5–2.5 Wiring Spec. * Limited wiring length : Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005. - (01 - 21) -...

  • Page 25: Safety Devices

    SAFETY DEVICES Model Protection form ASG18LFCA ASG24LFCC ASG30LFCA Circuit protection Current fuse (PC board) 250 V 3.15 A Terminal protection Current (thermal) fuse 250 V 3 A OFF : 150 ± 15 °C OFF : 120 ± 15 °C Fan motor protection Thermal protector program ON : 120 ±...

  • Page 26: External Input & Output

    EXTERNAL INPUT & OUTPUT Connector INPUT OUTPUT REMARKS CN14 Control input See external input/output settings CN16 Operation status output for details. 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 27 When function setting is in "Forced stop" mode „ Input signal Forced stop Command Normal Operation Indoor unit Stop Remote controller Remote control operation invalidity Parts (Optional) „ Parts name Model name External connect kit UTY-XWZX - (01 - 24) -...

  • Page 28: External Output

    11-2. EXTERNAL OUTPUT „ „ OPERATION STATUS OUTPUT An air conditioner operation status signal can be output. Circuit diagram example „ Indoor unit Connected unit control PC board Connector Ex.) Relay unit Ex.) Display DC 24V Relay power supply 10 m* Signal Field supply *: Make the distance from the PC board to the connected unit within 10 m.

  • Page 29: Function Settings

    FUNCTION SETTINGS 12-1. 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. •...

  • Page 30: Function Details

    „ „ FUNCTION DETAILS • Follow the instructions in the Local Setup Procedure, which is supplied with the remote controller, in accordance with the installed condition. After turning on the power, perform the Function Setting by using the remote controller. •...
  • Page 31 4) Auto restart Enable or disable automatic restart after a power interruption. (  . . .Factory setting) Setting Description Function Number Setting Value Enable  Disable Auto restart is an emergency function such as for power outage etc. Do not attempt to use this function in normal operation.
  • Page 32 „ „ 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 custom code if the air conditioner has not been set for the custom code.) Press the START/STOP button until only the clock is displayed on the remote controller display.

  • Page 33: Optional Parts

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

  • Page 34: Outdoor Unit

    2. OUTDOOR UNIT SINGLE TYPE : AOG18LFC AOG24LFCC AOG30LFT DTR_AO128E_03 2016.04.22...
  • Page 35 CONTENTS 2. OUTDOOR UNIT 1. SPECIFICATIONS ....................02 - 01 2. DIMENSIONS ......................02 - 02 3. REFRIGERANT CIRCUIT ................02 - 04 4. WIRING DIAGRAMS ..................02 - 07 5. CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE ..................

  • Page 36: Specifications

    SPECIFICATIONS Type INVERTER HEAT PUMP Model name AOG18LFC AO G24LFCC AOG30LFT Power source 230 V~ 50 Hz Available voltage range 198–264 V Starting current 10.9 Airflow Cooling 2,150 2,460 3,600 rate Heating 2,070 2,340 3,600 Type × Q'ty Propeller fan × 1 Motor output Cooling Sound pressure level...

  • Page 37: Dimensions

    DIMENSIONS „ • MODEL : AOG18LFC, AOG24LFCC (Unit : mm) Drain port Ø20 Pitch of bolts for installation „ • INSTALLATION PLACE (Unit : mm) 100 or more 100 or more 200 or more If the space is larger than stated, the condition will be the same as those without any obstacles. - (02 - 02) -...

  • Page 38: Installation Place

    „ • MODEL : AOG30LFT (Unit : mm) Top view Front view Side view Airflow Bottom view „ • INSTALLATION PLACE When there are obstacles at When there are obstacles at When there are obstacles at the the back or front sides. the back, side(s), and top.

  • Page 39: Refrigerant Circuit

    REFRIGERANT CIRCUIT „ • MODEL : AOG18LFC : Cooling : Heating : Thermistor (Discharge Temp.) : Thermistor (Outdoor Temp.) : Thermistor (Heat Exchanger Out Temp.) : Thermistor (Room Temp.) : Thermistor (Pipe Temp.) Refrigerant pipe diameter Liquid : 1/4" (6.35 mm) Gas : 1/2"...
  • Page 40 „ • MODEL : AOG24LFCC Heat exchanger 3-Way ( INDOOR ) valve Muffler 2-Way valve Pressure switch 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) : Cooling : Heating : Thermistor (Compressor Temp.) : Thermistor (Discharge Temp.) : Thermistor (Outdoor Temp.) : Thermistor (Heat Exchanger Out Temp.) : Thermistor (Room Temp.)
  • Page 41 „ • MODEL : AOG30LFT Heat exchanger 3-Way 3-Way valve ( INDOOR ) valve (Large) (Small) Muffler Pressure switch 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) : Cooling : Heating : Thermistor (Compressor Temp.) : Thermistor (Discharge Temp.) : Thermistor (Outdoor Temp.) : Thermistor (Heat Exchanger Out Temp.) : Thermistor (Room Temp.)

  • Page 42: Wiring Diagrams

    WIRING DIAGRAMS „ • MODEL : AOG18LFC - (02 - 07) -...
  • Page 43 „ • MODEL : AOG24LFCC - (02 - 08) -...
  • Page 44 „ • MODEL : AOG30LFT - (02 - 09) -...

  • Page 45: Capacity Compensation Rate For Pipe Length And Height Difference

    CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE „ • MODEL : AOG18LFC Pipe length (m) COOLING 0.869 0.867 Û 1 Indoor unit is higher 0.973 0.911 0.885 0.883 than outdoor unit. 0.992 0.981 0.919 0.893 0.891 Height difference H 1.000 0.989 0.927...
  • Page 46 „ • MODEL : AOG24LFCC Pipe length (m) COOLING 0.952 0.951 0.951 Û 1 0.980 0.966 0.968 0.967 0.966 Indoor unit is higher than 0.988 0.984 0.970 0.972 0.971 0.970 outdoor unit. 0.992 0.992 0.988 0.974 0.976 0.975 0.974 Height difference H 1.000 1.000...
  • Page 47 „ • MODEL : AOG30LFT Pipe length (m) COOLING 0.932 0.929 0.924 Û 1 0.945 0.947 0.945 0.940 Indoor unit is 0.984 0.961 0.963 0.960 0.956 higher than 0.988 0.988 0.965 0.967 0.964 0.959 outdoor unit. 0.992 0.992 0.992 0.968 0.971 0.968 0.963...

  • Page 48: Additional Charge Calculation

    ADDITIONAL CHARGE CALCULATION „ • MODEL : AOG18LFC Refrigerant type R410A Refrigerant amount 1200 • Refrigerant charge Total pipe length 15 or less 25 (Max.) 20 g/m Additional charge „ • MODEL : AOG24LFCC Refrigerant type R410A Refrigerant amount 1800 •...

  • Page 49: Airflow

    AIRFLOW „ • MODEL : AOG18LFC • Cooling Number of Airflow rotations (r.p.m.) 2150 1265 • Heating Number of Airflow rotations (r.p.m.) 2070 1218 „ • MODEL : AOG24LFCC • Cooling Number of Airflow rotations (r.p.m.) 2460 1100 1448 • Heating Number of Airflow...
  • Page 50 „ • MODEL : AOG30LFT • Cooling Number of Airflow rotations (r.p.m.) 3600 1000 2119 • Heating Number of Airflow rotations (r.p.m.) 3600 1000 2119 - (02 - 15) -...

  • Page 51: Operation Noise (Sound Pressure)

    OPERATION NOISE (SOUND PRESSURE) 8-1. NOISE LEVEL CURVE „ • MODEL : AOG18LFC • • 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 52 „ • MODEL : AOG30LFT • • 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 - (02 - 17) -...

  • Page 53: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT - (02 - 18) -...

  • Page 54: Electrical Characteristics

    ELECTRICAL CHARACTERISTICS Model name AOG18LFC AOG24LFCC AOG30LFT Voltage 230 V ~ Power supply Frequency Max. operating current * 12.5 18.5 19.0 Starting current 10.9 Main fuse (Circuit breaker) current Wiring spec. * Power cable 3.5–4.0 Limited wiring length * *1: The maximum current is the total current of indoor unit and outdoor unit. *2: Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005.

  • Page 55: Safety Devices

    SAFETY DEVICES Model Protection form AOG18LFC AOG24LFCC AOG30LFT � 250 V 20 A 250 V 20 A Current fuse (Near the terminal) � 250 V 5 A 250 V 5 A Circuit protection 250 V 15 A 250 V 20 A 250 V 15 A Current fuse (Main PC board)

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