Fujitsu AR*G45LHTA Series User manual

DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
AOG45LETL
AOG54LETL
ARG45LHTA
ARG54LHTA
AIR CONDITIONER
Duct type

1. INDOOR UNIT
DTR_AR066E_02
2013.11.08
DUCT TYPE :
ARG45LHTA
ARG54LHTA

DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
CONTENTS
1. INDOOR UNIT
1. FEATURES ........................................................................................................ 01 - 01
2. WIRED REMOTE CONTROLLER ................................................... 01 - 03
3. SPECIFICATIONS........................................................................................ 01 - 05
4. DIMENSIONS................................................................................................... 01 - 06
5. WIRING DIAGRAMS.................................................................................. 01 - 08
6. CAPACITY TABLE....................................................................................... 01 - 09
6-1. COOLING CAPACITY ................................................................................ 01 - 09
6-2. HEATING CAPACITY ................................................................................. 01 - 10
7. FAN PERFORMANCE AND CAPACITY......................................01 - 11
8. OPERATION NOISE................................................................................... 01 - 13
8-1. NOISE LEVEL CURVE............................................................................... 01 - 13
8-2. SOUND LEVEL CHECK POINT ............................................................... 01 - 14
9. ELECTRIC CHARACTERISTICS..................................................... 01 - 15
10. SAFETY DEVICES....................................................................................... 01 - 16
11. EXTERNAL INPUT & OUTPUT ......................................................... 01 - 17
11-1. EXTERNAL INPUT...................................................................................... 01 - 18
11-2. EXTERNAL OUTPUT ................................................................................. 01 - 19
12. FUNCTION SETTINGS............................................................................. 01 - 23
12-1. INDOOR UNIT.............................................................................................. 01 - 23
12-2. INDOOR UNIT (Setting by remote controller) ..................................... 01 - 25
12-3. WIRED REMOTE CONTROLLER............................................................ 01 - 29
13. OPTIONAL PARTS...................................................................................... 01 - 30
13-1. CONTROLLER ............................................................................................ 01 - 30
13-2. OTHERS ....................................................................................................... 01 - 30

- (01 - 01) -
DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
FEATURES1.
MODEL

ARG45LHTA / AOG45LETL
ARG54LHTA / AOG54LETL
FEATURES

Improvement of market suitability
z
Considerable improvement of installation work by compact size and light weight considering with
the conditions of installation in the ceiling.
The size which the indoor unit can be installed in the spacing between the beams is required for
the installation in the ceiling.
Restriction for dimension of width and height.
Indoor unit installation example
Correspondence to Network
z
Various networks can be constructed according to the user needs.
1.Fresh air output port
Fresh air is connected with the fan of an indoor unit.
2.Electrical heater output port
Electrical heater operates at the time of heating.
3.External input port
Start / Stop of the air conditioner can be changed from the external equipment.
Carrying-in example in the ceiling
Restriction for space when being carried
into the ceiling for replacement
(Ceiling intake grille) 500mm
400mm
750mm 550mm
Indoor Outdoor
Fresh air
Heater
Indoor

- (01 - 02) -
DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
Operation sound (Low noise)
z
Economy operation
z
The power consumption can be reduced.
Space saving
z
Compact size•
High performance has been realized with a compact indoor unit.
Due to the compact size of the indoor unit, the installation space required has been reduced
allowing for a wider selection on installation locations.
1050 500
400
FUNCTION SETTING

Room temperature sensor switching
z
The sensor judging the room temperature is switchable from the sensor attached to the indoor
unit, to the sensor attached to the wired remote controller.
Auto restart
z
The units restart automatically when the current was returned even when
there was a power interruption during operation.
Cooling room temperature correction
z
Heating room temperature correction
z
Heat exchanger
Plastic fan
Ø225 mm
Heat exchanger
Casing (Plastic)
Turbulent
air flow
Turbulent air ow is reduced by cutting off the corners of
conventional indoor unit front panel and fan case Low noise is realized by adopting
plastic case, plastic fan

- (01 - 03) -
DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
WIRED REMOTE CONTROLLER2.
FEATURES

Various timer setup (ON / OFF / WEEKLY) are possible.

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.

The room temperature can be controlled by being detected the

temperature accurately with built-in thermo sensor.
Simple function setting
z
Setting of the air conditioner selection function is performed by remote controller.
High performance and compact size
z
Three functions are combined in
one unit.
Built-in timers
z
Wired
remote
controller
Weekly
timer
Setback
timer
+ +
Weekly timer Setback timer
At "Weekly timer" + "Set back timer" setup
Easy-to-understand operation
z
[Variable timer control]
The operation/display sections are zoned
according to time and operation, enabling
variable programming to match application.
Simple installation
z
Components are compatible with standard
switch boxes. Flat back construction allows
equipment to be installed wherever it is
needed.
SU MO TU WE TH FR SA
7
3 12 6 9 15 18 21
SU MO TU WE TH FR SA
7
3 12 6 9 15 18 21
SU MO TU WE TH FR SA
3 12 6 9 15 18 21
Possible to set ON/OFF time to operate twice each day
of the week.
Setup screen example
(Set to Wednesday: 8:00 to 20:00.)
Screen
after setup
European
switch box
JIS box
Setup screen example
(Set from Sunday to Saturday: 12:00 to 15:00, 28 °C.)
Possible to set temperature for two time spans and
for each day of the week.
Easy-to-understand time bar display
24°C
036912 15 18 21 Time
28°C
036912 15 18 21 Time
28°C
24°C
036912 15 18 21 Time
24°C 28°C 24°C
Timer
area
Operation
area

- (01 - 04) -
DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
1START/STOP button
Pressed to start and stop operation.
2SET TEMP. button
Selects the setting temperature.
3MODE button
Selects the operating mode (AUTO, HEAT, FAN, COOL, DRY).
4FAN button
Selects the fan speed (AUTO, LOW, MED, HIGH).
5ECONOMY button
Turns the economy efcient mode on and off.
6TIMER MODE (CLOCK ADJUST) button
Selects the timer mode (OFF TIMER, ON TIMER, WEEKLY
TIMER). Set the current time.
7DAY (DAY OFF) button
Temporarily cancels of one day timer.
8SET BACK button
Pressed to select the set back timer.
9Set time button
Pressed to set time.
10 TIMER DELETE button
The schedule of a weekly timer is deleted.
11 TIMER SET button
Sets the date, hour, minute and on-off time.
12 Vertical airow direction and swing button
Push for two seconds to change the swing mode.
13 Horizontal airow direction and swing button
Push for two seconds to change the swing mode.
14 FILTER RESET button
15 Operation lamp
Lights during operation and when the timer is on.
16 Timer and clock display
17 Operation mode display
18 Fan speed display
19 Operation lock display
20 Temperature display
21 Function display
Defrost display
Thermo sensor display
Economy display
Vertical swing display
Horizontal swing display
Filter display
Functions will be different due to type of indoor unit.
For details, please see operation manual.
FUNCTIONS

Display panel
DIMENSIONS

120
120
(120)
18
Front View Side View
[Unit : mm]
SPECIFICATION

WIRING SPECIFICATIONS

Use Size Wire type Remarks
Remote controller
cable
0.33mm2
(22 AWG) Polar 3 code Use sheathed PVC cable
15
11
10
9
8
21
3
5
14
4
12
13
6
7
17
16 18
19 20
21
SIZE (H x W x D mm) 120 x 120 x 18
WEIGHT ( g ) 160
CABLE LENGTH ( m ) 10
POWER ( V ) 12

- (01 - 05) -
DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
SPECIFICATIONS3.
Note :
Specications 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.
Standard static pressure : 100Pa.
Pipe length : 5 m, Height difference : 0 m.(Outdoor unit - Indoor unit)
Sound pressure level : Install a 2m duct to the outlet port and a 1m duct to the suction port and measure.
The protective function might work when using outside the operation range.
*: The maximum current is the maximum value when operated within the operation range.
Typ e DUCTED MODEL
INVERTER HEATPUMP
Model name ARG45LHTA ARG5 4LHTA
Power source 230V~ 50Hz
Available voltage range 198-264V~ 50Hz
Capacity
Cooling
Rated kW 12.5 13.4
BTU/h 42700 45700
Min-Max kW 4.5-14.0 5.0-14.5
BTU/h 15400-47800 17100-49500
Heating
Rated kW 14.0 16.0
BTU/h 47800 54600
Min-Max kW 5.0 -16.2 5.5-18.0
BTU/h 17100-55300 18800-61500
Input power
Cooling Rated
kW
4.30 4.77
Max 5.15 5.40
Heating Rated 3.80 4.69
Max 5.15 5.40
Current Cooling Rated A18.9 20.9
Heating 16.7 20.5
EER Cooling kW/kW 2.91 2.81
COP Heating 3.68 3.41
Moisture removal l/h (pints/h) 1.5 (2.6) 2.0 (3.5)
Maximum operating current* Cooling A22.5 23.5
Heating 22.5 23.5
Fan
Airow
rate
Cooling
High
m3/h
3350 3350
Med 2850 2850
Low 2430 2430
QUIET - -
Heating
High 3350 3350
Med 2850 2850
Low 2430 2430
QUIET - -
Type × Q'ty Sirocco × 2
Motor output W 490
Recommended static pressure Pa 100 to 250 100 to 250
Sound pressure level
Cooling
High
dB(A)
47 47
Med 43 43
Low 40 40
Quiet - -
Heating
High 47 47
Med 43 43
Low 40 40
Quiet - -
Heat exchanger type
Dimensions (H × W × D) mm 336 × 890 × 53.2
Fin pitch 1.3
Rows x Stages 4 × 16
Pipe type Copper
Fin type Aluminium
Enclosure Material Steel
Colour -
Dimensions
(H × W × D)
Net mm 400 × 1050 × 500
Gross 460 × 1230 × 640
Weight Net kg 46
Gross 51
Connection pipe Size Liquid mm Ø9.52 (3/8 in.) Gas Ø15.88 (5/8 in.)
Method Flare
Operation range Cooling °C 18 to 32 %RH 80 or less
Heating °C 16 to 30
Remote controller type Wired
Drain port Material Steel
Size mm Ø23.4 (I.D.), Ø25.4 (O.D.)

- (01 - 06) -
DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
DIMENSIONS4.
MODEL
 : ARG45LHTA, ARG54LHTA
(Unit : mm)
Front view
Top view
Side view (L)
Side view (R)
Rear view

- (01 - 07) -
DUCT TYPE ARG45 -54LHTA DUCT TYPE ARG45 -54LHTA
INSTALLATION PLACE

AR
z G45LHTA, ARG54LHTA
Installation by which service space is made on top of the unit (recommended).
350 or
more
450 or more
(Service space)
Service access
Installation by which service is carried out from the bottom of the unit.
20 or
more
450 or more
(Service space)
Service access
MAINTENANCE SPACE

Provide a maintenance space for inspection purposes as shown below.
Do not place any wiring or illumination in the service space, as they will impede service.
: Service access : Service space
Unit
AIR
AIR
Control box
500 or more30 or more
500 or more
450 or more
300 or more
300 or more
AR
z G45LHTA, ARG54LHTA
(Unit : mm)
(Unit : mm)