General AUG25F, AUG25FUAR, AOG25FNAKL, AUG25U, AUG25UUAR Technical Manual

R410A

3 . CASSETTE TYPE :
 AU 25FUAR, AU 25UUAR
 AU 30FUAR, AU 30UUAR

D2D_AU007E/02

2006.03.15

3-1. FEATURE

MODELS :
AU 25FUAR / AO 25FNAKL
AO 25FNANL
AU 25UUAR / AO 25UNAKL
AO 25UNANL
AU 30FUAR / AO 30FNBWL
AU 30UUAR / AO 30UNBWL

FEATURES

CASSETTE TYPE

AU25-AU30

The control box is easily accessible for maintenance work
Wide opening for easy access.

Detachable,washable filter and intake grille.

Wide opening and long-life filter.

Long-life filter
High efficiency, long-life filter extends the cleaning cycle.

Long-life filter

CASSETTE TYPE

AU25-AU30

Slim intake grille

Slim type intake grille can fit the ceiling after installation.

Easy maintenance

20

(unit: mm)

Group controller

One remote controller can control up to 16 air conditioners.
All of the air conditioners will be operated with the same settings.

Connectable quantity : Maximum 16 indoor units for 1 remote controller.

- (03 - 01) -

Duct connection hole opening

Fresh air can be introduced through this opening.

Distribution
duct

CASSETTE TYPE

AU25-AU30

Fresh air

CASSETTE TYPE

AU25-AU30

Distribution
duct

Conditioned air can be distributed by means of a distribution duct.

Two-way

One-way

- (03 - 02) -

3-2. REMOTE CONTROLLER

3-2-1. WIRED REMOTE CONTROLLER

FEATURES

Various timer setup (ON / OFF / WEEKLY) are possible.

SUMOTUWETH FR SA

7

3126 9

15 18 21

CASSETTE TYPE

AU25-AU30

High performance and compact size

Equipped with weekly timer as standard function.
(2 times Start / Stop per day for a week)

When setting up a timer, operation mode and a temperature
setup can be changed.

When a failure occurs,the error code is displayed. (Maximum of 16)

Error indication.(A maximum of 16 error histories are memorizable.)

Up to 16 indoor units can be simultaneously controlled.

Anti freeze and energy saving operation are possible.

Easy installation with a slim shape with no boldge in the back.

The room temperature can be controlled by being detected the temperature
accurately with built-in thermo sensor.

CASSETTE TYPE

AU25-AU30

Three functions are combined in
one unit.

Wired

remote

controller

Built-in timers

Possible to set ON/OFF time to operate twice each day
of the week.

SUMOTUWETH FR SA

7

3126 9

15 18 21

Setup screen example
(Set to Wednesday: 8:00 to 20:00.)

0 3 6 9 12 15 18 21 Time

At "Weekly timer" + "Set back timer" setup

Easy-to-understand time bar display

SUMOTUWETH FR SA

7

3126 9

15 18 21

24°C

24°C 28°C 24°C

Weekly

timer

Setback

timer

Setback timerWeekly timer

Possible to set temperature for two time spans and
for each day of the week.

SUMOTUWETH FR SA

Screen
after setup

Setup screen example
(Set from Sunday to Saturday: 12:00 to 15:00, 28 °C.)

0 3 6 9 12 15 18 21 Time

24°C

0 3 6 9 12 15 18 21 Time

28°C

3126 9

15 18 21

28°C

Easy-to-understand operation Simple installation

Components are compatible with standard
switch boxes. Flat back construction allows
equipment to be installed wherever it is
needed.

Timer
area

[

Variable timer control

]

The operation/display sections are zoned accord­ing to time and operation, enabling variable pro­gramming to match application.

Operation
area

European
switch box

- (03 - 03) -

JIS box

FUNCTIONS

1

START/STOP button

Pressed to start and stop operation.

2

Display

SUMOTUWETH FR

SA

369

12 15 18 21

2
7
8
9

10

11

CASSETTE TYPE

AU25-AU30

12

CLOCK ADJUST

SET BACK

DELETE SET

DAY

DAY OFF

ENERGY

SAVE

THERMO
SENSOR

14

1
3

4

5

6

13

Display panel

15

16

1718 19

Set Temperature button

Selects the setting temperature.

3

Master control button

Selects the operating mode(AUTO, HEAT, FAN, COOL, DRY).

4

Fan control button

Selects the fan speed (AUTO, LOW, MED, HIGH).

5

Thermo sensor button

6

Energy save button

Turns the energy efficient mode on and off.

7

Timer mode (CLOCK ADJUST) button

Selects the timer mode (OFF TIMER, ON TIMER,
WEEKLY TIMER) Set the current time.

8

Day (DAY OFF) button

Temporarily cancels of one day timer.

9

Set back button

pressed select the set back timer.

CASSETTE TYPE

AU25-AU30

SUMOTUWETH FR

369

DIMENSION

120

SUMOTUWETH FR

CLOCK ADJUST

SET BACK

DELETE SET

SA

369

12 15 18 21

DAY

DAY OFF

Front View

12 15 18 21

ENERGY

SAVE

SA

THERMO
SENSOR

202122

[ Unit : mm ]

120

10

Set time button

Pessed to select the set back timer.

11

Delete button

The schedule of a weekly timer is deleted.

12

Set button

Sets the date, hour, minute and on-off time.

13

Vertical air flow direction and swing button

Push for two seconds to change the swing mode

14

17

Operation lamp

Lights during operation and when the timer is on.

15

Timer and clock display

16

Operation mode display

17

Fan speed display

18

Central control display

19

Temperature display

20

Stand by display
Indicates during the oil recovery and defrosting operation.

21

Vertical swing display

22

Energy save display

SPECIFICATION

SIZE (H x W x D mm) 120 x 120 x 17

WEIGHT ( g ) 160

CABLE LENGTH ( m )

POWER ( V )

10

12

- (03 - 04) -

3-3. SPECIFICATIONS

AU 25FUAR AU 30FUAR AU 25UUAR AU 30UUAR

AO 25FNAKL AO 30FNBWL AO 25UNAKL AO 30UNBW L

Rows × Stages

Fin Pitch

Rows × Stages 2 × 30 2 × 38 2 × 30 2 × 38

Fin Pitch 1.45 1.3 1.45 1.3

Aluminium Fin

1.3

ROTARY

198-264V 50Hz

Permanent starting condenser

Copper tube

DRAIN PIPE
MATERIAL

SIZE

246 × 830 × 830

355×1060×1025

34/44 (75/97)

FLARE

9.52(3/8 inc.)

15.88(5/8 inc.)

R410A

MOISTURE REMOVAL

kW/kW

A

FAN MOTOR OUTPUT

m3/h

AIR
CIRCULATION
COOL/HEAT

INDOOR

OUTDOOR
COP

r.p.m

ABS

Aluminium Fin

Outer diameter 37.0 / Inner diameter 32.0

2 × 10

210 × 970 × 26.6

White(5Y9/0.5NN)

Beige(10YR7.5/1.0NN)

Copper tube

dB(A)

NOISE LEVEL
(SOUND
PRESSURE)

COOL/HEAT

FAN SPEED
COOL/HEAT

OUTDOOR

FAN TYPE x Q'ty

INDOOR

OUTDOOR

CASSETTE MODELS

COOLING TYPE

HEAT PUMP TYPE

W

230V 50Hz

Turbo x 1

Propeller x 1

POWER SOURCE

AVAILABLE VOLTAGE RANGE

EUROPEAN ENERGY LABEL

MODEL NAME

INDOOR

OUTDOOR

TYPE

DIMENSIONS
H ×W ×D

INDOOR

TYPE

COOLING

HEATING

CAPACITY

RATED

Fin

Coil

OUTDOOR

Coil

Fin

COMPRESSOR

HEAT
EXCHANGER
TYPE

INDOOR

STARTING METHOD

OUTPUT

mm

mm

REFRIGERANT OIL

CONNECTION METHOD

CASING COLOR

PIPE

SIZEmm WEIGHT

NET

GROSS

NET /
GROSS

REMOTE CONTROLLER TYPE

TYPEmmMAX LENGTH

REFRIGERANT
TYPE

MAX HEIGHT

kg(lbs)

OPERATION(OUTDOOR)

°C

RATED

EER

INPUT POWER

kW

CURRENT
STARTING CURRENT

kW 7.05 8.40 7.00 8.40

BTU/h 24100 28700 23900 28700

kW - - 7.8 9.5

COOLING RATED 2.6 2.95 2.65 2.95

HEATING RATED 2.35 2.78

COOLING RATED 11.5 13.6 11.8 13.6

HEATING RATED 10.5 13.1

COOLING 2.71 2.85 2.64 2.85

HEATING - - 3.32 3.42

CASSETTE TYPE

AU25-AU30

High 1100/- 1250/- 1100/970 1250/1200

Med 940/- 1050/- 940/820 1050/1050

Low 780/- 840/- 780/700 840/840

Quiet - - - -

High 3200/- 3300/- 3200/3200 3300/3300

Low 1600/- 1600/- 1600/1600 1600/1600

High 490/- 560/- 490/440 560/540

Med 430/- 480/- 430/380 480/480

Low 360/- 390/- 360/330 390/390

Quiet - - - -

High 780/- 780/- 780/780 780/780

Low 400/- 400/- 400/400 400/400

INDOOR

OUTDOOR

INDOOR 40 40 40 40

OUTDOOR 65 67 65 67

High 44/- 46/- 44/41 46/46

Med 42/- 44/- 42/37 44/44

Low 39/- 39/- 39/34 39/39

BTU/h 26600 32400

A 60 70 60 70

l/h(pints/h) 2.5(5.3) 3.0(6.3) 2.5(5.3) 3.0(6.3)

D C D C

-

-

-

53/- 53/- 53/54 53/54

-

-

-

CASSETTE TYPE

AU25-AU30

W 1900 2200 1900 2200

Coil Dimensions

Coil Dimensions 630 × 901 × 36.38 798 × 900 × 36.38 630 × 901 ×36.38 798 × 900 × 36.38

INDOOR

INDOOR

OUTDOOR 650 × 830 × 320 830 × 900 × 330 650 × 830 × 320 830 × 900 × 330

INDOOR

OUTDOOR 768 × 984 × 413 970 × 1050 × 445 768 × 984 × 413 970 × 1050 × 445

INDOOR

OUTDOOR 58/62 (128/137) 68/74 (150/163) 59/63 (130/139) 69/75 (152/165)

OUTDOOR

LIQUID

GAS

CHARGE g 1550 2300 2000 2300

COOLING 0 to 43 0 to 43 0 to 43 0 to 43

HEATING -7 to 24 -7 to 24

m 25(Chaegeless:7.5) 30(Chaegeless:7.5) 25(Chaegeless:7.5) 30(Chaegeless:7.5)

m 15 15 15 15

POE POE POE POE

--

WIRED W IRED W IRED W IRED

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 °CW B,and outdoor temperature of 7 °CDB/6 °CW B.
Pipe length : 7.5 m, Height difference : 0 m.(Outdoor unit - Indoor unit)

mm

- (03 - 05) -

3-4. DIMENSIONS

3-4-1. OUTDOOR UNIT

MODELS : AO 25F, AO 25U

(Unit : mm)

Top view

830

CASSETTE TYPE

AU25-AU30

650

12

Front view

Bottom

Air flow

350

320

Side view

CASSETTE TYPE

AU25-AU30

154

101

58

90

MOUNTING POSITION

When there are obstacles at the
back or front sides.

100 mm
or more

600 mm

or more

Bottom view

100 mm
or more

343

603

When there are obstacles at the
back, side(s), and top.

600 mm or more

300 mm

25

(

S

0 mm o

er

v

i

c

r

more

e s

p

ac

e)

or more

When there are obstacles at the
back, side with the installation of
more than one unit.

250 mm
or more

250 mm
or more

300 mm
or more

- (03 - 06) -

MODELS : AO 30F, AO 30U

Top view

(Unit : mm)

900

CASSETTE TYPE

AU25-AU30

830

21

Front view

370

9

650

Air flow

603

77

31 330

400

12

CASSETTE TYPE

AU25-AU30

Side view

196

99

MOUNTING POSITION

When there are obstacles at the
back or front sides.

100 mm
or more

600 mm

or more

100 mm
or more

Bottom view

When there are obstacles at the
back, side(s), and top.

600 mm or more

300 mm

25

(

S

0 mm o

er

v

i

c

r

more

e s

p

ac

e)

or more

147

170

When there are obstacles at the
back, side with the installation of
more than one unit.

250 mm
or more

250 mm
or more

300 mm
or more

- (03 - 07) -

3-4-2. INDOOR UNIT

750

830

750

830

Bottom view

MODELS : AU 25F, AU 25U, AU 30F, AU 30U

CASSETTE TYPE

AU25-AU30

940

(Unit : mm)

246

30

Side view

CASSETTE TYPE

AU25-AU30

940

Bottom view (Panel)

Drain inside Dia. 32

outside Dia. 37

235

Side view (Standard setting)

60

(Drain pipe)

200

305.5

Side view (Slender setting)

298.5

248.5

100

70

(Small pipe)

(Large pipe)

- (03 - 08) -

MOUNTING POSITION

Floor

Strong and durable ceiling

CASSETTE TYPE

AU25-AU30

2,300 mm
or more

1,200 mm
or more

1,000 mm
or more

CASSETTE TYPE

AU25-AU30

Obstruction

You can select 2-way setting

(A) Standard setting (B) Slender setting

215 mm

250 mm

or more

100 or more 100 or more

or more

100 or more

(4 directions) (3 directions)

Piping position

(2 directions) (2 directions)

100 or more

- (03 - 09) -

3-5. REFRIGERANT CIRCUIT

MODELS : AU 25F / AO 25F

CASSETTE TYPE

AU25-AU30

CASSETTE TYPE

AU25-AU30

MODELS : AU 25U / AO 25U

4-WAY
VALVE

- (03 - 10) -

MODELS : AU 30F / AO 30F

CASSETTE TYPE

AU25-AU30

CASSETTE TYPE

AU25-AU30

MODELS : AU 30U / AO 30U

4-WAY
VALVE

- (03 - 11) -

3-6. WIRING DIAGRAMS

3-6-1. OUTDOOR UNIT

MODEL : AO 25F

CR composite

Internal
overload
protector

CASSETTE TYPE

AU25-AU30

Compressor

Compressor
capacitor

Outdoor
thermostat

Connector

Fan motor capacitor

Thermal
protector

Fan motor

CASSETTE TYPE

AU25-AU30

Main relay

TO POWER SUPPLY

TO INDOOR UNIT

MODEL : AO 25U

Compressor

Compressor

capacitor

Main
relay

4WV

Solenoid

coil

Thermistor
(pipe temp.)

Thermistor
(outdoor temp.)

Fan motor
capacitor

Transformer

Belt heater

Thermistor
(discharge temp.)

F M

Fan motor

Controller
PCB

TO POWER SUPPLY

TO INDOOR UNIT

- (03 - 12) -