General AUG25A, AUG25ALD-W, AOG25ANAL, AUG25R, AUG25RLD-W Technical Manual

R22

3 . CASSETTE TYPE :
AU 25ALD-W, AU 25RLD-W
AU 30ALD-W, AU 30RLD-W

D2D_AU022E/02

2007.07.26

3-1. FEATURE

MODELS :
AU 25ALD-W/ AO 25ANAL
AU 25RLD-W/ AO 25RNAL
AU 30ALD-W / AO 30AMBL
AU 30RLD-W / AO 30RMBL

CASSETTE TYPE

AU25-AU30A,R

FEATURES

Easy maintenance

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

CASSETTE TYPE

AU25-AU30A,R

Detachable,washable filter and intake grille.

Wide opening and long-life filter.

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

Slim intake grille

Slim type intake grille can fit the ceiling after installation.

20

(unit: mm)

Group controller

Long-life filter

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.

CLOCK

TEMP.

NON STOP

AUTO

AUTO

OFF

OFFON

HEAT

HIGH

ON

TIMER

TIMER

FAN

MED

DAY

ON

WEEKLY

COOL

LOW

DAY OFF

OFF

2

1

DEFROST TEST

NEXT DAY

TEMP./DAY

SET TIME

FAN

TIMER

CONTROL

MODE

MASTER
CONTROL

CLOCK ADJUST

ZONE

ENERGY SAVE

START/STOP

SET

DAY OFF

- (03 - 01) -

Duct connection hole opening

Fresh air can be introduced through this opening.

Distribution
duct

CASSETTE TYPE

AU25-AU30A,R

Fresh air

CASSETTE TYPE

AU25-AU30A,R

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

Three kinds of timer setup (OFF/ON/WEEKLY) are possible.

CLOCK

TIMER

2

NEXT DAY

SET TIME

14

Display

13

12

11

10

9

8

7

2

1

21

TEMP.

OFF
ON

DAY

ON

DAY OFF

OFF

TEMP./DAY

ZONE

SET

NEXT DAY

AUTO

HIGH
MED
LOW

DEFROST TEST

FAN

CONTROL

MASTER

CONTROL

ENERGY SAVE

START/STOP

DAY OFF

CLOCK

TIMER

AUTO

HEAT
FAN
COOL

NON STOP
OFFON
TIMER
WEEKLY

1

TIMER
MODE

CLOCK ADJUST

2

OFF

ON

ON

OFF

Function of weekly timer

Setting of different on-off time by day.

Setting of set on-off time twice a day.

Setting of time in 5 minute steps.

Timer operation of a reserved day can be temporarily cancelled
by pushing the "DAY OFF" button.

Time setting can be left until the next day.

15

16

CLOCK

TIMER

NEXT DAY

SET TIME

TEMP.

OFF

ON

DAY

ON

DAY OFF

OFF

TEMP./DAY

ZONE

SET

1918

TEMP.

DAY

DAY OFF

CONTROL

ENERGY SAVE

DAY OFF

C

AUTO

HIGH
MED
LOW

FAN

AUTO

HEAT
FAN
COOL

DEFROST TEST

MASTER

CONTROL

START/STOP

AUTO

HIGH
MED
LOW

20

AUTO

HEAT
FAN
COOL

DEFROST TEST

2322

17

1

2

3

4

5

6

24

NON STOP
OFFON
TIMER
WEEKLY

1

TIMER
MODE

CLOCK ADJUST

CASSETTE TYPE

AU25-AU30A,R

Display panel

NON STOP
OFFON
TIMER
WEEKLY

1STAR T/STOP Button

Pressed to start and stop operation.

2 OPERATION Lamp

Lights during operation and when the timer is on.

3DAY OFF Button

Temporary cancellation of one day timer.

4 ENERGY SAVE Button

Turns energy efficient mode on and off.

5 ENERGY SAVE Lamp

Lights up when the unit is in the energy save mode.

6 SET Button

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

7 ZONE Button

Use to turn the zone control on and off.

8 ZONE Lamp

Lights up when the units is in the zone control mode.

9 VERTICAL SWING Button
10 VERTICAL SWING Lamp
11 VERTICAL AIR FLOW DIRECTION Button
12 CLOCK ADJUST Button
13 TIMER MODE Button

Changes the timer mode (NON STOP, OFF TIMER,
ON TIMER, WEEKLY TIMER).

14 SET TIME Button

Sets the current time and on-off time.

15 TEMP./DAY Button

Sets the indoor temperature / days.

16 FAN CONTROL Button

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

17 MASTER CONTROL Button

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

18 Clock Display
19 Set Temperature / Day Display (TEMP./DAY)
20 Operation Mode Display
21 Timer Mode Display
22 Fan Speed Display
23 DEFROST Display
24 TEST Display

CASSETTE TYPE

AU25-AU30A,R

- (03 - 03) -

3-3. SPECIFICATIONS

AU 25ALD-W AU 30ALD-W AU 25RLD-W AU 30RLD-W

AO 25ANAL AO 30AMBL AO 25RNAL AO 30RMBL

Fin Pitch

Fin Pitch

1.8 1.8 1.8 1.8

INDOOR

OUTDOOR

AVAILABLE VOLTAGE RANGE

EER

INPUT POWER

kW

CURRENT
STARTING CURRENT

RATED

CAPACITY

REMOTE CONTROLLER TYPE

TYPEmmMAX LENGTH

REFRIGERANT
TYPE

MAX HEIGHT

OPERATION(OUTDOOR)

°C

REFRIGERANT OIL

CONNECTION METHOD

CASING COLOR

PIPE

SIZE

mm

NET

GROSS

DIMENSIONS
H × W × D

WEIGHT

NET

HEAT
EXCHANGER
TYPE

INDOOR

STARTING METHOD

OUTPUT

mm

mm

OUTDOOR

Coil

Fin

Fin

TYPE

COOLING

HEATING

RATED

kW/kW

A

FAN MOTOR OUTPUT

m3/h

AIR
CIRCULATION
COOL/HEAT

COMPRESSOR

CASSETTE MODELS

COOLING TYPE

HEAT PUMP TYPE

POWER SOURCE

MODEL NAME

INDOOR

OUTDOOR

TYPE

INDOOR

220-240V 50Hz

W

dB(A)

NOISE LEVEL
(SOUND
PRESSURE)

COOL/HEAT

FAN SPEED
COOL/HEAT

OUTDOOR

FAN TYPE × Q'ty

INDOOR

OUTDOOR
MOISTURE REMOVAL

ABS

Aluminium

Outer diameter 37.0 / Inner diameter 32.0

2 × 8

203 × 970 × 38.1

White (5Y9/0.5NN)

Beige (10YR7.5/1.0NN)

Copper tube

INDOOR

OUTDOOR
COP

r.p.m

DRAIN PIPE
MATERIAL

SIZE

246 × 830 × 830

355 × 1060 × 1025

44(97)

FLARE

9.52(3/8 inc.)

15.88(5/8 inc.)

R22

Turbo × 1

Propeller × 1

ROTARY

198-264V 50Hz

kg(lb)

34(75)

GROSS

Permanent Starting Condenser

Copper tube

Aluminium

1.5

Coil

Rows × Stages

Rows × Stages

COOLING RATED 2.66 - 2.75 3.20 - 3.30 2.60 - 2.70 3.25 - 3.35

HEATING RATED - - 2.38 - 2.53 3.15 - 3.30

COOLING RATED 13.0 - 12.7 14.7 - 14.5 12.3 - 12.3 15.0 - 14.8

HEATING RATED - - 11.3 - 11.7 14.5 - 14.5

COOLING 2.63 - 2.58 2.69 - 2.67 2.67 - 2.61 2.55 - 2.57

HEATING - - 3.26 - 3.16 2.95 - 2.88

CASSETTE TYPE

AU25-AU30A,R

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

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

Low 780/- 840/- 780/700 840/740

Quiet - - - -

High 3000/- 3320/- 3000/3000 3450/3450

Low 1900/- 2050/- 1900/1900 2100/2100

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

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

Low 360/- 390/- 360/330 390/340

Quiet - - - -

High 720/- 730/- 720/720 760/760

Low 450/- 450/- 450/450 470/470

INDOOR

OUTDOOR

INDOOR 40 40 40 40

OUTDOOR 63 63 63 63

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

Med 42/- 44/- 42/37 44/40

Low 39/- 41/- 39/34 41/36

kW 7.00 - 7.10 8.60 - 8.80 6.95 - 7.05 8.30 - 8.60

BTU/h 23900 - 24200 29400 - 30000 23700 - 24100 28300 - 29400

kW - - 7.75 - 8.00 9.30 - 9.50

BTU/h - - 26500 - 27300 31800 - 32400

A 61 90 61 90

l/h(pints/h) 2.5(5.3) 4.0(8.5) 2.5(5.3) 4.0(8.5)

52/- 53/- 52/53 53/54

CASSETTE TYPE

AU25-AU30A,R

W 2000 2500 2000 2500

Coil Dimensions

2 × 26 2 × 34 2 × 26 2 × 34

Coil Dimensions

INDOOR

OUTDOOR 700 × 900 × 350 900 × 900 × 350 700 × 900 × 350 900 × 900 × 350

INDOOR

OUTDOOR 783 × 1025 × 445 1045 × 1025 × 445 783 × 1025 × 445 1045 × 1025 × 445

INDOOR

OUTDOOR 67(147) 79(174) 70(154) 80(176)

INDOOR

OUTDOOR 79(174) 91(201) 82(181) 92(203)

LIQUID

GAS

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

m 15 15 15 15

CHARGE g 2050 2400 2100 2700

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

HEATING

660 × 840 × 38.1 864 × 840 × 38.1 660 × 840 × 38.1 864 × 840 × 38.1

MINERAL MINERAL MINERAL MINERAL

- -

WIRED WIRED W IRED WIRED

-5 to 21 -5 to 21

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)

mm

- (03 - 04) -

3-4. DIMENSIONS

3-4-1. OUTDOOR UNIT

MODELS : AO 25A, AO 25R

700

CASSETTE TYPE

AU25-AU30A,R

15

900

930

(Unit : mm)

350

Side view

CASSETTE TYPE

AU25-AU30A,R

Front view

Bottom view

MOUNTING POSITION

When there are obstacles at the
back or front sides.

100 mm

or more

600 mm

or more

100 mm
or more

333

804

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

600 mm or more

300 mm

250 m

(

Servic

m

or

e space)

mor

or more

e

19

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 - 05) -

MODELS : AO 30A, AO 30R

(Unit : mm)

350

CASSETTE TYPE

AU25-AU30A,R

900

Side view

CASSETTE TYPE

AU25-AU30A,R

930

Front view

900

333

19

804

Bottom view

MOUNTING POSITION

When there are obstacles at the
back or front sides.

100 mm

or more

600 mm

or more

100 mm
or more

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

600 mm or more

300 mm

250 mm

(

Ser

v

or

i

c

e s

m

o

pace

- (03 - 06) -

or more

r

e

)

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

3-4-2. INDOOR UNIT

750

830

750

830

Bottom view

MODELS : AU 25A, AU 25R, AU 30A, AU 30R

CASSETTE TYPE

AU25-AU30A,R

940

(Unit : mm)

246

30

Side view

CASSETTE TYPE

AU25-AU30A,R

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 - 07) -

MOUNTING POSITION

Floor

Strong and durable ceiling

CASSETTE TYPE

AU25-AU30A,R

2,300 mm
or more

1,200 mm
or more

1,000 mm
or more

CASSETTE TYPE

AU25-AU30A,R

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 - 08) -

3-5. REFRIGERANT CIRCUIT

MODELS : AU 25A / AO 25A

INDOOR UNIT

Refrigerant pipe

9.52 mm (3/8")

Evaporator

CASSETTE TYPE

AU25-AU30A,R

Refrigerant pipe

15.88 mm (5/8")

Charging valve

Capillary tube

Accumulator

OUTDOOR UNIT

Dryer

Condenser

Compressor

CASSETTE TYPE

AU25-AU30A,R

MODELS : AU 25R / AO 25R

INDOOR UNIT

Refrigerant pipe

9.52mm(3/8")

Evaporator

Refrigerant pipe

15.88mm(5/8")

Charging valve

Dryer

Check valve

4-Way
valve

Muffler

Accumulator

OUTDOOR UNIT

Strainer

Strainer

Condenser

Compressor

Cooling

Heating

: Flare coupling

- (03 - 09) -

MODELS : AU 30A / AO 30A

OUTDOOR UNITINDOOR UNIT

Refrigerant pipe

9.52mm(3/8")

Compressor

Evaporator

CASSETTE TYPE

AU25-AU30A,R

Accumulator

Refrigerant pipe

15.88mm(5/8")

Charging valve

Capillary tube

Condenser

Dryer

Check joint

CASSETTE TYPE

AU25-AU30A,R

MODELS : AU 30R / AO 30R

INDOOR UNIT

Refrigerant pipe

9.52mm(3/8")

Evaporator

Refrigerant pipe

Strainer

Compressor

Accumulator

OUTDOOR UNIT

Capillary tube

Distributor

Dryer

Condenser

Check joint

Cooling
Heating

:

Flare coupling

15.88mm(5/8")

Charging valve

4-Way valve

- (03 - 10) -

3-6. WIRING DIAGRAMS

3-6-1. OUTDOOR UNIT

MODEL : AO 25A

CASSETTE TYPE

AU25-AU30A,R

CASSETTE TYPE

AU25-AU30A,R

MODEL : AO 25R

- (03 - 11) -