General AUHA18L, AUHA18LALN, AOHA18LACL, AUHA24L, AUHA24LALN Technical Manual

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R410A

INDOOR UNIT

1. CASSETTE

AU A18LALN AU A24LALN

TYPE :

D2D_AU024E/03

2007.10.19

1. FEATURE

MODELS :

CASSETTE TYPE

AU A18LALN

AU A18-24L

CASSETTE TYPE

AU A18-24L

AU A24LALN

FEATURES

ENERGY SAVING

• ALL DC DESIGN

• Heat exchange efficiency increased and larger air flow by adoption of new type turbo fan

ADVANCEMENT IN COMFORT

• Quiet operation was realized by adoption of new type turbo fan

• Improvement of air stream

IMPROVEMENT IN AIRFLOW RANGE (18 TYPE)

*Wind velocity at maximum point of airflow range is 0.5m/s

Conventional type

New type

EXPANSION OF AIR OUTLET ADJUSTMENT RANGE (18 TYPE)

Auto airflow direction and auto swing Expanded air outlet range provides more comfortable space

2.5 m

3.0 m

New type

• The number of air outlet can be selected.

4-way direction 3-way direction

• High ceiling mode

Air reaches sufficiently up to 3.5m height, even it is compact cassette type.

High ceiling

3.5m

- (01 - 01) -

CASSETTE TYPE

AU A18-24L

IMPROVEMENT OF INSTALLATION & MAINTENANCE

CASSETTE TYPE

AU A18-24L

• COMPACT DESIGN

Fits the European size ceiling.

New type

18 type

18kg

590

570

590

570

24 type

19kg

• EASY MAINTENANCE

Maintenance of fan motor and fan

Maintenance of fan motor and fan can be done easily after taking off the panel, since bell-mouth can be removed easily A : Fan motor B : 2 stage turbo fan C : Bell-mouth D : Panel

Long life filter : standard equipment

Adaptation of transparent drainage parts

Grille cover

Easy check of operation of drain-up kit When you install

EASY INSTALLATION

New type

Easy setting by wireless or wired remote controller

OTHER FUNCTIONS

• SETTING THE FILTER SIGN  THE INDOOR UNIT HAS SIGN TO IMFORM THE USER THAT IT IS TIME TO CLEAN THE FILTER

• SETTING THE COOLER ROOM TEMPERATURE CORRECTION

• SETTING THE HEATER ROOM TEMPERATURE CORRECTION

• AUTO RESTART

- (01 - 02) -

2. COMBINATION

2-1. OUTDOOR UNIT

CASSETTE TYPE

AU A18-24L

MODELS : AO A18LACL AO A24LACL

2-2. REMOTE CONTROLLER

2-2-1. WIRED REMOTE CONTROLLER

MODEL : UTB- UD

CASSETTE TYPE

AU A18-24L

2-2-2. WIRELESS REMOTE CONTROLLER

MODEL : UTB- NA

2-3. DECORATION PANEL

MODEL : UTG-UF A-W

CAUTION

Remote controller and decoration panel are not supplied with the indoor unit. Separate purchase is necessary.

- (01 - 03) -

3. SPECIFICATIONS

AU A18LALN AU A24LALN

210 × 1310 × 13.3

210 × 1250 × 13.3

210 × 1375 × 13.3 210 × 1310 × 13.3 210 × 1250 × 13.3

6.35 ( 1/4 in.) 6.35 ( 1/4 in.)

12.70 ( 1/2 in.) 15.88 ( 5/8 in.)

Method

Cooling Heating

Size

Panel

Unit

Panel

Unit

Colour

Unit

Panel

Unit

Rows × Stages

Pipe type

Fin type

Material

Model name

EER

COP

Moisture removal

Copper tube

Aluminium

INVERTER HEATPUMP

CASSETTE MODEL

230V 50Hz

198 - 264V 50Hz

4.5 (10.0)

TypemmRated

Min-Max

Rated

Min-Max Rated

Panel

Min-Max

Power source

Available voltage range

Capacity

Cooling

Heating

Input power

Cooling

Heating Rated

Min-Max

Current

Cooling

Heating Rated

Max

Rated

Max

kW/kW

Cooling

Heating

Liquid

Remote controller type

Drain pipe Material

Operation range

kg(lb.)

Gross

Size

Weight

Net

Connection pipe

Gas

Type × Q'ty

Cooling

Enclosure

Dimensions (H × W × D)

NetmmGross

Heat exchanger type

Motor output

Fin pich

2.6 (5.7)

Turbo × 1

Sound pressure level

Cooling

dB(A)

Heating

Fan

Heating

Airflow rate

m3/h

European energy label

ABS

Outer diameter : 25.4 / Inner diameter : 19.4

WIRED or WIRELESS

WHITE

245 × 570 × 570

49 × 700 × 700

265 × 730 × 625

120 × 765 × 755

CASSETTE TYPE

AU A18-24L

CASSETTE TYPE

AU A18-24L

Cooling

Heating

kW 5.2 7.1

BTU/h 17700 24200

kW 0.9 - 5.9 0.9 - 8.0

BTU/h 3100 - 20100 3100 - 27300

kW 6.0 8.0

BTU/h 20500 27300

kW 0.9 - 7.5 0.9 - 9.1

BTU/h 3100 - 25600 3100 - 31000

1.62 2.21

0.09 - 2.07 0.09 - 2.61

1.66 2.21

0.09 - 2.52 0.09 - 2.80

7.1 9.7

9.1 11.5

7.3 9.7

11.1 12.3

3.21 3.21

3.61 3.61

l/h (pints/h) 2.2 (3.9) 2.7 (4.8)

High 680 930

Med 580 830

Low 490 600

Quiet 410 450

High 800 930

Med 680 860

Low 580 700

Quiet 450 530

High 38 49

Med 34 44

Low 30 36

Quiet 26 30

High 43 49

Med 38 45

Low 34 40

Quiet 30 33

Dimensions (H × W × D)

W 42 42

1.20 1.45

2 × 10 3 × 10

15 (33) 17 (37)

18 (40) 20 (44)

Flare Flare

°C 18 to 32 18 to 32

%RH 80 or less 80 or less

°C 30 or less 30 or less

Note : 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 : 7.5 m, Height difference : 0 m. (Outdoor unit - Indoor unit) Ceiling mode : Standard

- (01 - 04) -

4. DIMENSIONS

MODELS : AU A18L, AU A24L

CASSETTE TYPE

AU A18-24L

•

Decoration panel mounting state

(Unit : mm)

CASSETTE TYPE

AU A18-24L

Top view

MODEL : UTG-UF A-W

Bottom view

Side view

- (01 - 05) -

MOUNTING POSITION

Floor

CASSETTE TYPE

AU A18-24L

Strong and durable ceiling

(Unit : mm)

CASSETTE TYPE

AU A18-24L

Ceiling mode “Standard”: 2,500 - 3,000 Ceiling mode “High” : 3,000 - 3,500

(4 directions) (3 directions)

Piping position

Obstruction

100 or more

1,200 or more

1,000 or more

- (01 - 06) -

5. WIRING DIAGRAMS

MODELS : AU A18L, AU A24L

CASSETTE TYPE

AU A18-24L

CASSETTE TYPE

AU A18-24L

- (01 - 07) -

6. CAPACITY TABLE

AFR

15.5

303540

Indoor temperature

Outdoor temperature

°CDB

-1005

201015

232518

272932

231921

272932

231921

232518

Outdoor temperature

°CDB

-10052010

AFR

11.3

253035

Indoor temperature

6-1. COOLING CAPACITY

CASSETTE TYPE

AU A18-24L

MODEL : AU A18L

°CDB

°CWB

TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI

4.45 3.38 0.44 4.96 3.40 0.44 5.13 3.69 0.44 5.47 3.71 0.45 5.64 4.00 0.45 5.97 3.99 0.46 6.31 4.25 0.46

4.35 3.32 0.51 4.85 3.34 0.52 5.01 3.64 0.52 5.34 3.65 0.52 5.51 3.94 0.53 5.84 3.92 0.53 6.17 4.18 0.54

4.23 3.26 0.63 4.71 3.28 0.64 4.87 3.57 0.64 5.19 3.58 0.65 5.35 3.86 0.65 5.67 3.85 0.66 6.00 4.10 0.66

4.09 3.19 0.74 4.56 3.21 0.75 4.71 3.49 0.76 5.02 3.50 0.76 5.18 3.78 0.77 5.49 3.76 0.78 5.80 4.01 0.78

4.10 3.20 0.65 4.57 3.21 0.66 4.72 3.49 0.66 5.04 3.51 0.67 5.19 3.79 0.67 5.50 3.77 0.68 5.82 4.02 0.69

5.16 3.75 1.37 5.74 3.77 1.39 5.94 4.10 1.40 6.33 4.12 1.41 6.53 4.44 1.42 6.92 4.43 1.44 7.31 4.72 1.45

4.94 3.64 1.53 5.51 3.66 1.56 5.70 3.98 1.56 6.07 3.99 1.58 6.26 4.31 1.59 6.63 4.29 1.60 7.01 4.57 1.62

4.72 3.52 1.69 5.26 3.54 1.72 5.44 3.85 1.73 5.79 3.86 1.75 5.97 4.17 1.75 6.33 4.15 1.77 6.69 4.42 1.79

4.66 3.49 2.00 5.19 3.51 2.03 5.37 3.81 2.04 5.72 3.83 2.06 5.90 4.13 2.07 6.25 4.11 2.09 6.61 4.38 2.11

3.59 2.94 1.43 4.00 2.95 1.45 4.13 3.21 1.46 4.40 3.22 1.47 4.54 3.48 1.48 4.81 3.47 1.49 5.09 3.69 1.51

2.58 2.45 1.08 2.87 2.46 1.10 2.97 2.68 1.10 3.17 2.69 1.11 3.27 2.90 1.12 3.46 2.89 1.13 3.66 3.08 1.14

MODEL : AU A24L

CASSETTE TYPE

AU A18-24L

°CDB

°CWB

TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI

5.62 4.52 0.60 6.26 4.54 0.60 6.47 4.94 0.61 6.90 4.95 0.61 7.11 5.35 0.62 7.54 5.33 0.62 7.96 5.68 0.63

5.52 4.47 0.64 6.15 4.49 0.65 6.36 4.89 0.66 6.78 4.90 0.66 6.99 5.29 0.67 7.41 5.27 0.67 7.83 5.62 0.68

5.33 4.37 0.78 5.94 4.40 0.79 6.14 4.78 0.80 6.55 4.80 0.80 6.75 5.18 0.81 7.15 5.16 0.82 7.56 5.50 0.82

5.12 4.26 0.91 5.71 4.29 0.92 5.90 4.66 0.93 6.29 4.68 0.94 6.49 5.05 0.94 6.87 5.03 0.95 7.26 5.36 0.96

5.25 4.33 0.76 5.85 4.35 0.77 6.05 4.73 0.78 6.45 4.75 0.79 6.65 5.13 0.79 7.05 5.11 0.80 7.44 5.44 0.81

6.75 5.11 1.65 7.52 5.15 1.67 7.77 5.59 1.68 8.29 5.61 1.70 8.54 6.06 1.71 9.05 6.04 1.73 9.57 6.43 1.74

6.41 4.93 1.78 7.14 4.96 1.81 7.38 5.39 1.82 7.87 5.41 1.84 8.11 5.84 1.85 8.60 5.82 1.86 9.08 6.20 1.88

6.07 4.75 1.98 6.76 4.78 2.01 6.99 5.20 2.02 7.46 5.22 2.04 7.69 5.63 2.05 8.15 5.61 2.07 8.61 5.98 2.09

6.32 4.88 2.52 7.04 4.91 2.56 7.28 5.34 2.57 7.76 5.36 2.60 8.00 5.79 2.61 8.48 5.76 2.64 8.96 6.14 2.66

5.22 4.31 2.10 5.81 4.34 2.14 6.01 4.72 2.15 6.41 4.73 2.17 6.61 5.11 2.18 7.00 5.09 2.20 7.40 5.42 2.22

3.74 3.58 1.59 4.17 3.60 1.61 4.31 3.91 1.62 4.60 3.92 1.64 4.74 4.24 1.65 5.02 4.22 1.66 5.31 4.50 1.68

AFR : Air flow rate (m3/min) TC : Total capacity (kW) SHC : Sensible Heat capacity (kW) PI : Power Input (kW)

- (01 - 08) -

6-2. HEATING CAPACITY

AFR

°CDB

15.5

-16

-11

-7

Outdoor temperature

8510

1060

-2

151820

°CDB

°CWB

-15

-10

Indoor temperature

-5

161820

Indoor temperature

-5

161820

207°CDB

°CWB

-15

-10

Outdoor temperature

8510

0-215

AFR

°CDB

13.3

-16

-11

-7

CASSETTE TYPE

AU A18-24L

MODEL : AU A18L

MODEL : AU A24L

TC PI TC PI TC PI TC PI TC PI

5.01 2.50 4.89 2.55 4.77 2.60 4.65 2.65 4.53 2.71

5.76 2.61 5.62 2.67 5.49 2.72 5.35 2.77 5.21 2.83

6.49 2.73 6.34 2.79 6.18 2.85 6.03 2.90 5.87 2.96

7.35 2.80 7.18 2.86 7.00 2.92 6.83 2.98 6.65 3.04

8.04 2.79 7.85 2.84 7.66 2.90 7.47 2.96 7.28 3.02

7.87 2.42 7.69 2.47 7.50 2.52 7.31 2.57 7.12 2.62

8.12 2.43 7.92 2.48 7.73 2.53 7.54 2.58 7.34 2.63

7.79 2.13 7.61 2.17 7.42 2.22 7.23 2.26 7.05 2.31

7.17 1.64 7.00 1.67 6.83 1.71 6.66 1.74 6.49 1.77

7.39 1.65 7.21 1.68 7.03 1.71 6.86 1.75 6.68 1.78

CASSETTE TYPE

AU A18-24L

AFR: Air flow rate (m3/min) TC : Total capacity (kW) PI : Power Input (kW)

TC PI TC PI TC PI TC PI TC PI

6.15 2.84 6.01 2.90 5.86 2.96 5.72 3.01 5.57 3.07

6.92 3.03 6.75 3.09 6.59 3.15 6.42 3.22 6.26 3.28

7.64 3.02 7.45 3.08 7.27 3.14 7.09 3.20 6.91 3.27

8.59 3.00 8.38 3.06 8.18 3.12 7.97 3.18 7.77 3.25

9.54 3.02 9.31 3.08 9.09 3.14 8.86 3.20 8.63 3.27

9.55 2.69 9.33 2.74 9.10 2.80 8.87 2.86 8.64 2.91

9.87 2.69 9.63 2.75 9.40 2.80 9.16 2.86 8.93 2.92

8.97 2.07 8.76 2.12 8.54 2.16 8.33 2.20 8.11 2.25

8.23 1.63 8.03 1.66 7.84 1.69 7.64 1.73 7.45 1.76

8.52 1.62 8.32 1.66 8.12 1.69 7.92 1.73 7.71 1.76

- (01 - 09) -

7. FAN PERFORMANCE

7-1. AIR VELOCITY DISTRIBUTION

CASSETTE TYPE

AU A18-24L

MODEL : AU A18L

4-WAY AIR OUTLET

(m)

0.25

Unit : m/s

Note :

Condition

Fan speed : High Operation mode : FAN Ceiling mode : Standard

CASSETTE TYPE

AU A18-24L

0.25

0.5

0.25

4 3 2 1 0 1 2 3 4

(m)

Unit : m/s

TOP VIEW HORIZONTAL LOUVER  : Upward

(m)

0.5

0.25

4 3 2 1 0 1 2 3 4

(m)

Unit : m/s

0.25

0.5

0.25

4 3 2 1 0 1 2 3 4

0.25

SIDE VIEW HORIZONTAL LOUVER  : Upward

(m)

SIDE VIEW HORIZONTAL LOUVER  : Downward

(m)

- (01 - 10) -

CASSETTE TYPE

AU A18-24L

CASSETTE TYPE

AU A18-24L

3-WAY AIR OUTLET

(m)

0.25

0.5

Unit : m/s

Note :

Condition

Fan speed : High Operation mode : FAN Ceiling mode : Standard

0.25

0.5

1 2

0.5

0.25

4 3 2 1 0 1 2 3 4

(m)

0.5

0.25

2 2

Unit : m/s

0.5

0.25

4 3 2 1 0 1 2 3 4

TOP VIEW HORIZONTAL LOUVER  : Upward

(m)

SIDE VIEW HORIZONTAL LOUVER  : Upward

(m)

Unit : m/s

0.25

0.5

0.25

4 3 2 1 0 1 2 3 4

SIDE VIEW HORIZONTAL LOUVER  : Downward

(m)

- (01 - 11) -

CASSETTE TYPE

AU A18-24L

MODEL : AU A24L

CASSETTE TYPE

AU A18-24L

4-WAY AIR OUTLET

(m)

0.25

0.5

Unit : m/s

Note :

Condition

Fan speed : High Operation mode : FAN Ceiling mode : Standard

0.25

0.5

0.25

4 3 2 1 0 1 2 3 4

(m)

Unit : m/s

0.25

TOP VIEW HORIZONTAL LOUVER  : Upward

(m)

0.5

0.25

4 3 2 1 0 1 2 3 4

(m)

Unit : m/s

0.25

0.5

0.25

4 3 2 1 0 1 2 3 4

SIDE VIEW HORIZONTAL LOUVER  : Upward

(m)

SIDE VIEW HORIZONTAL LOUVER  : Downward

(m)

- (01 - 12) -

+ 29 hidden pages

General AUHA18L, AUHA18LALN, AOHA18LACL, AUHA24L, AUHA24LALN Technical Manual

Specifications and Main Features

Frequently Asked Questions

User Manual