Fujitsu General ARXG45KHTB Bedienungsanleitung

AIR CONDITIONER

Duct type

SERVICE MANUAL

INDOOR

ARXG45KHTB

ARXG54KHTB

OUTDOOR

AOHG45KRTA

AOHG54KRTA

SR_AR040EG_03

2022.04.07

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.

Google Play™ is trademark of Google Inc.

App Store® is a service mark of Apple Inc., registered in the U.S. and other countries.

CONTENTS

1. GENERAL INFORMATION

2. TECHNICAL DATA AND PARTS LIST

3. TROUBLESHOOTING

4. CONTROL AND FUNCTIONS

5. FILED WORKING

1. GENERAL INFORMATION

2022.01.24

SR_CH01_AR040EG_01

CONTENTS

1. GENERAL INFORMATION

1. Specifications..............................................................................................01-1

1-1. Indoor unit ......................................................................................................................01-1

1-2. Outdoor unit....................................................................................................................01-2

2. Dimensions..................................................................................................01-3

2-1. Indoor unit ......................................................................................................................01-3

2-2. Outdoor unit....................................................................................................................01-5

1. Specifications

1-1. Indoor unit

Type Duct

Inverter heat pump

Model name ARXG45KHTB ARXG54KHTB

Power supply 3N 400 V ~ 50 Hz

Power supply intake Outdoor unit

Available voltage range 342—457 V

Capacity

Cooling

Rated kW 12.1 13.4

Btu/h 41,300 45,700

Min.—Max. kW 4.0—14.0 5.0—14.5

Btu/h 13,600—47,800 17,100—49,400

Heating

Rated kW 13.5 15.5

Btu/h 46,100 52,900

Min.—Max. kW 5.0—16.2 5.5—18.0

Btu/h 17,100—55,300 18,800—61,400

Input power

Cooling Rated

4.16 4.77

Max. 5.22 5.59

Heating Rated 3.61 4.18

Max. 5.07 5.67

Current Cooling Rated A7.6 8.5

Heating Rated 6.8 7.6

Power factor Cooling %79.4 81.7

Heating 77.4 79.5

EER Cooling kW/kW 2.91 2.81

COP Heating 3.74 3.71

Moisture removal L/h (pints/h) 1.5 (2.6) 2.0 (3.5)

Maximum operating current*1Cooling A14

Heating 14

Fan

Airflow rate

Cooling

HIGH

m3/h

3,350

MED 2,850

LOW 2,430

Heating

HIGH 3,350

MED 2,850

LOW 2,430

Type × Q'ty Sirocco fan × 2

Motor output W 490

Static pressure range Pa 100 to 250

Sound pressure level*2

Cooling

HIGH

dB (A)

MED 43

LOW 40

Heating

HIGH 47

MED 43

LOW 40

Heat exchanger type

Dimensions (H × W × D) mm 336 × 890 × 53.2

Fin pitch 1.3

Rows × Stages 4 × 16

Pipe type Copper

Fin type Aluminum

Enclosure Material Steel sheet

Color ―

Dimensions

(H × W × D)

Net mm 400 × 1,050 × 500

Gross 460 × 1,230 × 640

Weight Net kg 46

Gross 51

Connection pipe Size Liquid mm (in) Ø9.52 (3/8)

Gas Ø15.88 (5/8)

Method Flare

Operation range Cooling °C 18 to 32

%RH 80 or less

Heating °C 16 to 30

Drain port Material Steel

Size mm Ø23.4 (I.D.), Ø25.4 (O.D.)

Remote control (Option) Wired remote controller, Wireless remote controller, Simple remote controller, IR Receiver

Unit, Mobile app*3 (FGLair™)

NOTES:

• Specifications are based on the following conditions:

– Cooling: Indoor temperature of 27 °CDB/19 °CWB, and outdoor temperature of 35 °CDB/24 °CWB.

– Heating: Indoor temperature of 20 °CDB/15 °CWB, and outdoor temperature of 7 °CDB/6 °CWB.

– Pipe length: 5 m, Height difference: 0 m. (Between outdoor unit and indoor unit.)

– Standard static pressure: 100 Pa

• Protective function might work when using it outside the operation range.

• *1: Maximum operating current is the total current of the indoor unit and the outdoor unit.

• *2: Sound pressure level:

– Measured values in manufacturer’s anechoic chamber.

– Because of the surrounding sound environment, the sound levels measured in actual installation conditions might be higher than the specified values here.

• *3: Available on Google Play™ store or on App Store®. Optional WLAN adapter is also required. For details, refer to the setting manual.

1-1. Indoor unit - (01-1) - 1. Specifications

GENERAL

INFORMATION

GENERAL

INFORMATION

1-2. Outdoor unit

Type Inverter heat pump

Model name AOHG45KRTA AOHG54KRTA

Power supply 3N 400 V ~ 50 Hz

Power supply intake Outdoor unit

Available voltage range 342—457 V

Starting current A 7.6 8.5

Fan

Airflow rate Cooling m3/h 4,450

Heating 4,450

Type × Q'ty Propeller × 1

Motor output W 120

Sound pressure level *1 Cooling dB (A) 57

Heating 57 59

Sound power level Cooling dB (A) 71 73

Heating 71 73

Heat exchanger type

Dimensions

(H × W × D)

Main1: 966 × 905 × 18.20

Main2: 966 × 905 × 18.20

Sub: 966 × 543 × 18.20

Fin pitch

Main1: 1.45

Main2: 1.45

Sub: 1.45

Rows × Stages

Main1: 1 × 46

Main2: 1 × 46

Sub: 1 × 46

Pipe type Copper

Fin Type (Material) Aluminum

Surface treatment Blue fin

Compressor Type DC Twin rotary

Motor output W 2,180

Refrigerant Type (Global warming potential) R32 (675)

Factory charge g 2,700

Refrigerant oil Type RmM68AF

Amount cm3800

Enclosure

Material Steel sheet

Color Beige

Approximate color of Munsell 10YR 7.5/1.0

Dimensions

(H × W × D)

Net mm 998 × 940 × 320

Gross 1,176 × 1,027 × 445

Weight Net kg 67

Gross 77

Connection pipe

Size Liquid mm (in) Ø 9.52 (3/8)

Gas Ø 15.88 (5/8)

Method Flare

Pre-charge length

Max. length 50

Max. height difference 30

Operation range Cooling °C -15 to 46

Heating -15 to 24

Drain hose Material LDPE

Tip diameter mm Ø 13.0 (I. D.), Ø 16.0 to Ø 16.7 (O. D.)

NOTES:

• Specifications are based on the following conditions:

– Cooling: Indoor temperature of 27 °CDB/19 °CWB, and outdoor temperature of 35 °CDB/24 °CWB.

– Heating: Indoor temperature of 20 °CDB/15 °CWB, and outdoor temperature of 7 °CDB/6 °CWB.

– Pipe length: 5.0 m, Height difference: 0 m. (Between outdoor unit and indoor unit.)

• Protective function might work when using it outside the operation range.

• *1: Sound pressure level

– Measured values in manufacturer’s anechoic chamber.

– Because of the surrounding sound environment, the sound levels measured in actual installation conditions might be higher than the specified values here.

• This data is based on EN 14511 standard.

1-2. Outdoor unit - (01-2) - 1. Specifications

GENERAL

INFORMATION

GENERAL

INFORMATION

2. Dimensions

2-1. Indoor unit

¢Models: ARXG45KHTB and ARXG54KHTB

Unit: mm

Front view

Top view

Side view (L)

Side view (R)

Rear view

P5 ×120 = 600

585

P120 ×2 = 240

108

208

356

371

1,080

1,000

862

126

1,050

851

125

295 26

155

324

400

123

500

139

12-Φ3

Drain

port

2-1. Indoor unit - (01-3) - 2. Dimensions

GENERAL

INFORMATION

GENERAL

INFORMATION

¢Installation space requirement

Provide sufficient installation space for product safety.

NOTE: The detailed component shape depends on the model.

Models: ARXG45KHTB and ARXG54KHTB

Installation by which service space is mode on top of the unit (recommended).

350 or

450 or more

(Service space)

Service access

Unit: mm

Installation by which service space is carried out from the bottom of the unit.

20 or

450 or more

(Service space)

Service access

Unit: mm

2-1. Indoor unit - (01-4) - 2. Dimensions

GENERAL

INFORMATION

GENERAL

INFORMATION

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