LG Air Conditioners User manual

LG AIR CONDITIONERS 2013
Ducted Split System
Disclaimer
The descriptions and specifications in this brochure are relevant as at the date of publication.
In the interest of product development, LG Electronics reserves the right to carry out alterations and
improvements to products and specifications. Future releases of products, accessories and parts for them may
differ from, and may not be compatible with current versions. As it may be difficult to determine the exact nature
of a product from its depiction in this brochure.
LG Electronics strongly recommends that you confirm with your retailer that the product shown or described in
this brochure meets your requirements before you purchase the product.
Warranty Brief
- All LG Electronics Air Conditioning Units are covered by a 5-Year Parts and Labour Warranty when used
in Residential Applications. Commercial Applications attract a 2-Year Parts and Labour Warranty.*
- Air Conditioning units carry an on-site warranty.*
*Further conditions apply, see the Warranty Card for further information.
LG Electronics Changwon Facility Achieved ISO9001 Certification
Under Series 9000 of International Standard Organization(ISO) Based
on Quality Systems For Design & Manufacture of Air Conditioners,
Hermetic Refrication Compressors.
Australia Pty Ltd.
Due to LG's policy of continuous improvement and innovation, some specifications may change without notice.
Please check with your retailer / AC specialist prior to purchase.
© LG Electronics Australia Pty., Ltd. Printed in Korea [February. 2013]
NEW SOUTH WALES / HEAD OFFICE
2 Wonderland Drive EASTERN CREEK NSW 2766
PH : 02-8805-4000 FAX : [phone]
QUEENSLAND
23 Terrace Place MURARRIE QLD 4172
PH : 07-3908-9000 FAX : [phone]
VICTORIA
3 John Deere Court, Parkwest Estate DERRIMUT VIC 3030
PH : 03-8369-0900 FAX : [phone]
SOUTH AUSTRALIA
91 Transport Avenue NETLEY SA 5037
PH : 08-8238-0200 FAX : [phone]
WESTERN AUSTRALIA
Unit 1/1A 2 Business Way Malaga
PO Box 1724 Malaga WA 6944
PH : 08-9249-3721 FAX : [phone]
Customer Information Centre is available 7 days
from 7AM-7PM on 1300 54 2273 (1300 LG CARE)
SMS Fault call 0400 660 629
www.lge.com.au
NEW ZEALAND
Unit A, 38 Highbrooke Drive, East Tamaki, 2013 New Zealand
Tel : [phone] Fax : [phone]
Customer Service Helpline
0800 54 2273 (0800 LG CARE)
www.lge.co.nz
AUS-DU113

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LG Air Conditioners 2013
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LG has a comprehensive range of air conditioning solutions designed to suit
any sized building or space.
Enjoy Clean, Quiet, and Comfortable
Air Conditioning with LG

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LG Air Conditioners 2013
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Outdoor Unit
8.8 kW 12.3~15.0 kW 20.0 kW9.9 kW
Model Line-up
Ducted Split System ( Mid Static ) Model Name Capacity(kW)
Rated
Cooling:
Heating:
7.1
8.0
Indoor _ B24AWYNGMH
Outdoor_ B24AWYUGMH
Ducted Split System ( High Static ) Model Name Capacity(kW)
Rated
Cooling:
Heating:
15.0
17.1
Indoor _ B55AWYN7G4
Outdoor_ B55AWYU3G4
Cooling:
Heating:
12.3
14.1
Indoor _ B42AWYN7G4
Outdoor_ B42AWYU3G4
Cooling:
Heating:
9.9
11.0
Indoor _ B36AWYN7G4
Outdoor_ B36AWYU4G4
Cooling:
Heating:
8.8
9.2
Indoor _ B30AWYN7G4
Outdoor_ B30AWYU4G4
Rated
Cooling:
Heating:
20.0
22.4
Indoor _ B70AWYN983
Outdoor_ B70AWYUX83
LG's advanced inverter technology reduces energy
consumption and improves running costs.
Energy Efficiency
LG’s air conditioning solution allows users to take
advantage of a hassle-free, intuitive management system
via the controller
User Friendly Control
The built-in evaporator safety tray makes the product
much easier to install and maintain.
Must be installed by a licensed installer.
Easy Installation &
Maintenance
LG’s latest technological innovations ensure greater overall
system reliability as well as convenient benefits such as
quick, stable cooling and a wider operation range than
conventional systems.
High Reliability &
Comfort
Ducted Split System
LG has a range of ducted air conditioners to suit any type of home or office.

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LG Air Conditioners 2013
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Energy Efficient
The revolutionary inverter technology of
LG boasts powerful yet quiet performance
while minimizing energy consumption.
Energy
Efcient
BLDC Fan Motor
Operation Frequency
Conventional
Distributed Winding
20 ~ 100 Hz
New
Concentrated Winding
15 ~ 100 Hz
LG air conditioner comes with a BLDC compressor that uses a strong neodymium magnet.
Its compressor thus has improved efficiency compared with conventional AC inverters. Operation range has been expanded.
Improved heat exchanger efficiency up to *28%, applying Multi V technology.
Improved cycle efficiency up to 5% with equal distribution.
The LG BLDC fan motor offers additional efficiency in operating mode up to 40% at low speed, 20% at high speed compared to a
LG AC motor
Powerful BLDC Compressor Heat Exchanger with Wide Louver Fin
Optimised Heat Exchanger Path
BLDC Fan Motor Technology
Heat Exchanger
BLDC Fan Motor Technology
Powerful BLDC Compressor
1
2
3
2
3
* Compared to our Standard Inverter design.
Heat exchange rate(%)
Corrugate fin Wide louver fin
100
123
128
128%128%
123%
123%
100100 100100
HHC
CH
HC
C
LG Conventional
Corrugate Fin
Heat Exchange Rate(%)
New
Wide Louver Fin
Cooling 128%
123%
100%
100%
Cooling
Heating
Heating
LG Conventional
Unequal Distribution
New
Equal Distribution
1

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LG Air Conditioners 2013
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The operator can set the timing function of the air conditioner for
a period of one week.
Standard (WIDE) Wall Controller (optional)
Enables you to easily see the
control settings.
LCD backlit display
PQRCVSL0QW
Enables you to easily see the control
settings. The larger display allows you to
program settings by simply touching the
controller display.
LCD backlit display
Touch Screen Panel
Program the controller to your desired comfort
level with a touch of your finger. The new child
lock setting prevents the settings from being
tampered with.
The new controller allows you to control up
to eight different areas of your home.
One touch of each zone will turn it Off or On.
8 Zone Control
PDRCUDC0
On Off
1234
5678
9101112
13 14 15 16
12 16
Controller
#1
AC Smart
#2
12 16
Controller
#8
On Off
1234
5678
9101112
13 14 15 16
User Friendly Controller
LG’s Deluxe Backlit Wall Controller is designed to suit even the most stylish interior. The touchscreen panel allows you to control
the room's temperature with simplicity and style. In homes with large floor areas, you can also have dual controls and can control
up to 8 zone settings.
LG’s Deluxe Backlit Wall Controller is designed to suit even the most stylish interior. The touchscreen panel allows you to control
the room's temperature with simplicity and style. In homes with large floor areas, you can also have dual controls and can control
up to 8 zone settings.
with the LG ducted product, you have a choice of 2 convenient options:
1. Deluxe Wall Controller 2. Standard wall Controller
Deluxe Wall Controller (optional)
LG units come with advanced control options, such as the
central controller, which is designed for commercial
applications, where multiple units have been installed.
This allows you control between 16-1024 air conditioning
units, via 8 seperate controllers.
Connecting cable(1EA)
will be supplied in an indoor
unit as a basic option
PZCWRCG3
Central Controller (optional)
The operator can set the timer and program the air conditioner for a period of one week.
Weekly Program
This function prevents little hands from tampering with the control buttons on the unit.
All the buttons on the indoor display panel will be blocked.
Child Lock Function
Allows you to control the unit from different locations in the
home. You can install up to two controllers which communicate
with each other to replicate your chosen settings.
Dual Wall Control (optional)
This enables you to link several products together that can then be controlled by one control device.
A connecting line is linked to each of the indoor units to enable communication.
This control device can be used to control up to 16 indoor units.
Group Control
Dual thermistor control provides the option to control temperature by referring to either of the dual temperature sensors. With the
help of the slide switch at the back of the LCD wired remote controller, selection of the desired thermistor for controlling the unit
can be achieved. One thermistor is in the Indoor unit & the other one is in the LCD wired remote.
Dual Thermistor Control
C
PDRCUDC0 not available for B24 model.

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LG Air Conditioners 2013
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Heat exchanger part
Fan/Motor part
Ceiling
Ceiling
Ceiling
Ceiling
Ceiling
Ceiling
Ceiling
Ceiling
Ceiling
Ceiling
Fan/Motor part Heat exchanger part
1st step 2nd step
LG
791mm
Slim and Low height compact body could reduce problems
during installation stage.
Compact IDU Size Foot Print Area
New ModelPrevious Model
25%
Reduction
1,280 920
730 760
(mm)(mm)
Easy Installation &
Maintenance
Fan/Motor part and Heat exchanger part can be dismantled. This enables easy movement of the door unit to it's installation
location by reducing the size and weight of the indoor unit (2 piece).
• This feature is ONLY available for B70 unit.
* Not available in B24AWYNGMH
Integrated external
safety tray
To prevent potential damage caused by moisture, LG air
conditioners have a built in auxiliary safety tray.
Evaporator Safety Tray
2-Split Type Duct
Our LG concealed duct models can be installed over a long distance (Max 50m) and
a High Elevation (30m), between indoor and outdoor units.
Long Distance, High Elevation Piping
Conventional LG Fan and Housing
* Not available in B70AWYN983
* This feature is only available for B70 unit.
A lightweight polymer blower and housing makes air
conditioning operation quieter and backup servicing more
convenient. The new fan housing can be easily dismantled
for convenient servicing and maintenance.
Easy Servicing
Compact Design
* 700mm: 20kW, 800mm: 8.8~15kW
Refer to each model PDB for the height.
* Drain Pump available as standard for B24 model, and an optional accessory for B30-B70.
Pipe fixture
Flexible
Drain Hose
Drain pump
Wall
Drain pipe
700mm or
800mm
Auxiliary Drain Pump automatically drains water.
A standard drain-head height of up to 800mm is possible,
which helps create the ideal solution for water drainage.
Drain Pump
1/2
B70AWYN983: a long distance (Max. 100m) and a high elevation (30m)
458

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LG Air Conditioners 2013
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GoldFin™‚ is an anti corrosive treatment on the surface of the heat exchanger in the outdoor unit.
The treatment is designed to protect air conditioners from pollution and corrosive conditions and assists in the durability and
longevity of the unit. This technology is a great solution for harsh Australian outdoor conditions.
LG Gold Fin™
protected
Aluminum
LG Gold Fin™
Corrosion
Resistance
After 15 Days After 15 Days
Uncoated
Aluminum
Conventional
Starting to
corrode
[Test Standard : ASTM B-117, KS D9502]
Salt Spray Test for 15 Days
High Reliability & Comfort
Durable Coating (GoldFin™)
Pressure controller takes less time to respond than the previous model improving accuracy and stability of the refrigerant system.
Quick Operating Response
Wide Operating Range
External Static pressure
H
H
M
M
L
L
Air volume
Air volume can be optimised to reduce noise and comply with the system design utilising E.S.P technology. This enables you to
optimise duct work installation, by maintaining capacities and sound levels as required.
E.S.P Control (E.S.P: External Static Pressure)
Quick Operation Response
Wide Operation Range -10~48°C
Stable Operation Performance
High Reliability with Pressure Control
Calculate target pressure according to in/outdoor
temperature desired temperature and piping length.
Sense and control pressure directly using a pressure
sensor for faster and more exact response
to load variation
Temperature + Pressure ControlConventional Temperature Control
Temperature Sensor Pressure
Sensor
Cooling
Heating
Heating
Low
Ambient
Control
Outdoor Temp.(ºC)
Indoor Temp.(ºC)
-15 -10 0 18 48
(WB) (DB) (WB) (DB)
DB
WB
DB
WB
• Wide Operation Range :
Cooling -10~48°C

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LG Air Conditioners 2013
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Mid Static
Indoor B24AWYNGMH
Capacity
Cooling Min/Nom/Max kW
2.84 / 7.1 / 7.81
Heating Min/Nom/Max kW
3.2 / 8.0 / 8.8
Power Input
Cooling Min/Nom/Max kW
2.12
Heating Min/Nom/Max kW
2.05
Running Current Cooling/Heating Nom A
9.5/9.0
Power Supply
V/ø/Hz
220~240 / 1 / 50
EER
3.35
COP
3.9
Piping Connection
Liquid mm
ø 9.52
Gas mm
ø 15.88
Drain O.D./I.D. mm
ø 32/26
Air Flow Rate High/Medium/Low m3/min
25.0 / 20.0 / 14.0
Sound Pressure
Cooling High/Medium/Low dBA
37/33/29
Heating High/Medium/Low dBA
37/33/30
Sound Power Cooling Max dBA
-
Dehumidification Rate l/h
1.36
Dimensions Body WxHxD mm
1,182 x 298 x 450
Net Weight Body kg
35
Supply Air Spigot WxH mm 830 X 186
Return Air Spigot WxH mm 1,043 X 220
Fan Motor Output W
154 x 1
External Static Pressure
-pre set
Min~Max mmAq(Pa)
2.5 ~ 10.2(25~100) -80
Outdoor B24AWYUGMH
Compressor Type
Twin Rotary
Airflow Rate Nom m3/min
58
Sound Pressure
Cooling Nom dBA
51
Heating Nom dBA
51
Sound Power Cooling Max dBA
65
Dimensions WxHxD mm
950 x 834 x 330
Net Weight kg
63.0
Refrigerant
Type
R410A
Charge g
2,200
Additional Charge (after 7.5m) g/m
40
Operation Range (Outdoor)
Cooling Min~Max °C DB
-10 ~ 48
Heating Min~Max °C WB
-15 ~ 24
Power Supply
V/ø/Hz
220~240 / 1 / 50
Power Supply Cable N x mm²
3 x2.5
Transmission Cable N x mm²
4 x 0.75
Circuit Breaker A
25
Piping Length Total Max m
50
Piping Elevation Difference IDU-ODU Max m
30
Piping Connection
Liquid mm
ø 9.52
Gas mm
ø 15.88
Note : 1. Due to our policy of innovation some specifications may be changed without notification.
2. Capacities are based on the in accordance with ASNZS3823.1.2
Cooling: - Indoor Temperature 27°C DB /19°C WB
- Outdoor Temperature 35°C DB /24°C WB
Heating: - Indoor Temperature 20°C DB / 15°C WB
- Outdoor Temperature 7°C DB / 6°C WB
B24AWYNGMH
B24AWYUGMH
B30AWYN7G4
B36AWYN7G4
Note : 1. Due to our policy of innovation some specifications may be changed without notification.
2. Capacities are based on the in accordance with ASNZS3823.1.2
Cooling: - Indoor Temperature 27°C DB /19°C WB
- Outdoor Temperature 35°C DB /24°C WB
Heating: - Indoor Temperature 20°C DB / 15°C WB
- Outdoor Temperature 7°C DB / 6°C WB
B36AWYU4G4B30AWYU4G4
Indoor B30AWYN7G4 B36AWYN7G4
Capacity
Cooling Min/Nom/Max kW
3.2 / 8.8 / 9.6 4.1 / 9.9 / 11.0
Heating Min/Nom/Max kW
3.7 / 9.2 / 11.0 4.4 / 11.0 / 12.1
Power Input
Cooling Min/Nom/Max kW
2.85 2.9
Heating Min/Nom/Max kW
2.8 3.28
Running Current Cooling/Heating Nom A
12.7/11.3 12.4/14.5
Power Supply
V/ø/Hz
220~240 / 1 / 50 220~240 / 1 / 50
EER
3.09 3.41
COP
3.29 3.35
Piping Connection
Liquid mm
ø 9.52 ø 9.52
Gas mm
ø 15.88 ø 15.88
Drain O.D./I.D. mm
ø 32/25 ø 32/25
Air Flow Rate High/Medium/Low m3/min
32.0 / 26.0 / 20.0 42.0 / 36.0 / 28.0
Sound Pressure
Cooling High/Medium/Low dBA
44/43/42 45/44/43
Heating High/Medium/Low dBA
44/43/42 45/44/43
Sound Power Cooling Max dBA
- -
Dehumidification Rate l/h
1.8 3.0
Dimensions Body WxHxD mm
1,320 X 400 X 534 1,320 X 400 X 534
Net Weight Body kg
48 48
Supply Air Spigot WxH mm 840 X 287 840 X 287
Return Air Spigot
WxH mm 1,172 X 317 1,172 X 317
Fan Motor Output W
350 X 1 350 X 1
External Static Pressure
-pre set
Min~Max mmAq(Pa)
6.35~18.4(62~200) -130 6.35~18.4(62~200)-130
Outdoor B30AWYU4G4 B36AWYU4G4
Compressor Type
Twin Rotary Twin Rotary
Airflow Rate Nom m3/min
58 45×2
Sound Pressure
Cooling Nom dBA
48 53
Heating Nom dBA
52 54
Sound Power Cooling Max dBA
65 66
Dimensions WxHxD mm
950 X 834 X 330 950 X 1,170 X 330
Net Weight kg
60.0 81.0
Refrigerant
Type
R410A R410A
Charge g
2,000 2,800
Chargeless Piping Length (after 7.5m) m
15 15
Operation Range (Outdoor)
Cooling Min~Max °C DB
-10 ~ 48 -10 ~ 48
Heating Min~Max °C WB
-15 ~ 18 -15 ~ 18
Power Supply
V/ø/Hz
220~240 / 1 / 50 220~240 / 1 / 50
Power Supply Cable N x mm²
3 x2.5 3 x5.0
Transmission Cable N x mm²
4 x1.0 4 x1.0
Circuit Breaker A
25 40
Piping Length Total Max m
50 50
Piping Elevation Difference IDU-ODU Max m
30 30
Piping Connection
Liquid mm
ø 9.52 ø 9.52
Gas mm
ø 15.88 ø 15.88
High Static

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LG Air Conditioners 2013
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High Static High Static
B70AWYN983
Note : 1. Due to our policy of innovation some specifications may be changed without notification.
2. Capacities are based on the in accordance with ASNZS3823.1.2
Cooling: - Indoor Temperature 27°C DB /19°C WB
- Outdoor Temperature 35°C DB /24°C WB
Heating: - Indoor Temperature 20°C DB / 15°C WB
- Outdoor Temperature 7°C DB / 6°C WB
B42AWYU3G4 /B55AWYU3G4
Indoor B42AWYN7G4 B55AWYN7G4
Capacity
Cooling Min/Nom/Max kW
4.9 / 12.3 / 14.8 6.4 / 15.0 / 17.1
Heating Min/Nom/Max kW
5.6 / 14.1 / 16.9 7.0 / 17.1 / 18.0
Power Input
Cooling Min/Nom/Max kW
3.65 4.85
Heating Min/Nom/Max kW
3.82 5.20
Running Current Cooling/Heating Nom A
16.0/17.0 21.0/22.7
Power Supply
V/ø/Hz
220~240 / 1 / 50 220~240 / 1 / 50
EER
3.37 3.09
COP
3.69 3.29
Piping Connection
Liquid mm
ø 9.52 ø 9.52
Gas mm
ø 15.88 ø 15.88
Drain O.D./I.D. mm
ø 32/25 ø 32/25
Air Flow Rate High/Medium/Low m3/min
48.0 / 42.0 / 36.0 60.0 / 50.0 / 40.0
Sound Pressure
Cooling High/Medium/Low dBA
46/45/44 46/45/44
Heating High/Medium/Low dBA
46/45/44 46/45/44
Sound Power Cooling Max dBA
- -
Dehumidification Rate l/h
2.7 4.0
Dimensions Body WxHxD mm
1,320 X 400 X 534 1,320 X 400 X 534
Net Weight Body kg
52 52
Supply Air Spigot WxH mm 840 X 287 840 X 287
Return Air Spigot WxH mm 1,172 X 317 1,172 X 317
Fan Motor Output W
185 X 2 185 X 2
External Static Pressure-
pre set
Min~Max mmAq(Pa)
6.35~18.4(62~200)-130 6.35~18.4(62~200)-130
Outdoor B42AWYU3G4 B55AWYU3G4
Compressor Type
Twin Rotary Twin Rotary
Airflow Rate Nom m3/min
55×2 55×2
Sound Pressure
Cooling Nom dBA
52 52
Heating Nom dBA
54 54
Sound Power Cooling Max dBA
67 71
Dimensions WxHxD mm
950 X 1,380 X 330 950 × 1,380 × 330
Net Weight kg
92.0 92.0
Refrigerant
Type
R410A R410A
Charge g
3,400 3,400
Chargeless Piping Length (after 7.5m) m
15 15
Operation Range (Outdoor)
Cooling Min~Max °C DB
-10 ~ 48 -10 ~ 48
Heating Min~Max °C WB
-15 ~ 18 -15 ~ 18
Power Supply
V/ø/Hz
220~240 / 1 / 50 220-240 / 1 / 50
Power Supply Cable N x mm²
3 x5.0 3 x5.0
Transmission Cable N x mm²
4 x1.0 4 ×1.0
Circuit Breaker A
40 40
Piping Length Total Max m
50 50
Piping Elevation Difference IDU-ODU Max m
30 30
Piping Connection
Liquid mm
ø 9.52 ø 9.52
Gas mm
ø 15.88 ø 15.88
B42AWYN7G4
B55AWYN7G4
B70AWYUX83
Note : 1. Due to our policy of innovation some specifications may be changed without notification.
2. Capacities are based on the in accordance with ASNZS3823.1.2
Cooling: - Indoor Temperature 27°C DB /19°C WB
- Outdoor Temperature 35°C DB /24°C WB
Heating: - Indoor Temperature 20°C DB / 15°C WB
- Outdoor Temperature 7°C DB / 6°C WB
Indoor B70AWYN983
Capacity
Cooling Min/Nom/Max kW
12.6 / 20.0 / 25.7
Heating Min/Nom/Max kW
14.1 / 22.4 / 30.0
Power Input
Cooling Min/Nom/Max kW
3.5/6.47/10.78
Heating Min/Nom/Max kW
4.0/6.5910.80
Running Current Cooling/Heating Nom A
10.6/10.7
Power Supply
V/ø/Hz
220~240 / 1 /50
EER
3.09
COP
3.4
Piping Connection
Liquid mm
ø 9.52
Gas mm
ø 22.2
Drain O.D./I.D. mm
ø 32/25
Air Flow Rate High/Medium/Low m3/min
70.0 / 65.0 / 60.0
Sound Pressure
Cooling High/Medium/Low dBA
52/50/49
Heating High/Medium/Low dBA
52/50/49
Sound Power Cooling Max dBA
-
Dehumidification Rate l/h
3.67
Dimensions Body WxHxD mm
1,563 X 458 X 791
Net Weight Body kg
97
Supply Air Spigot WxH mm 1,044 X 286
Return Air Spigot WxH mm 1,368 X 392
Fan Motor Output W
375 X 2
External Static Pressure-
pre set
Min~Max mmAq(Pa)
6.35~18.4(62~180)-180
Outdoor B70AWYUX83
Compressor Type
INV Scroll
Airflow Rate Nom m3/min
190
Sound Pressure
Cooling Nom dBA
57
Heating Nom dBA
57
Sound Power Cooling Max dBA
78
Dimensions WxHxD mm
920 X 1,680 X 760
Net Weight kg
181.0
Refrigerant
Type
R410A
Charge g
6,900
Chargeless Piping Length (after 7.5m) m
15
Operation Range (Outdoor)
Cooling Min~Max °C DB
-10 ~ 48
Heating Min~Max °C WB
-15 ~ 24
Power Supply
V/ø/Hz
380~415 / 3 / 50
Power Supply Cable N x mm²
5 x2.5
Transmission Cable N x mm²
2 x1.0~1.5
Circuit Breaker A
30
Piping Length Total Max m
100
Piping Elevation Difference IDU-ODU Max m
30
Piping Connection
Liquid mm
ø 9.52
Gas mm
ø 22.2

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LG Air Conditioners 2013
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Central Control
Control Method Objective/Use Unit Name and Model Function Parts Features
ACP
PQCPC22N0
PQCPC22A0
To control all
indoor unit just like
remote controller
• Control/Monitoring
• Schedule
• History
Peak Power Control
PDI Monitoring
• Setting Max 256 Indoor
units Without IO
(Install with AC Manager,
Interlocking is
impossible)
• ACP
• Power cord
• Manual
• Embedded web server
(Can connected
internet)
• Include Central Program
in the ACP Web Server
Directly IP Setting by
using key & LCD
Without DI/DO Port
AC Manager
PQCSSA21E0
To control all
indoor unit just like
remote controller
• Control/Monitoring
• Schedule
• History
Peak Power Control
• Auto control
(Auto Changeover,
temperature limit control)
Interlocking PDI data
Manage
• Setting
Max 8,192 Indoor units
• PC S/W(CD)
• Lock key
• Manual
• Install with several ACP
supply more detail
control & upgraded
function Print & down
with excel of all data
Function Lock & Set
Temp range restriction
Icon/List View individual
unit operating time
manage
• Max 32 ACP
connectable (Max 8,192
Indoors)
Control Method Objective/Use Unit Name and Model Function Parts Features
AC-EZ
PQCSZ250S0
Provides a
centralized point
where up to 32
indoor units or
indoor unit groups
can be controlled
and monitored
• Remote control &
Monitor
• 8programmable
schedules with mode
and set point
control
• Error code
display during unit or
system malfunction
• Controller
• Manual
• Screw 6EA
• Screw 4EA
• LED indicator for
operating status
• Max 32 IDU control
AC Smart
PQCSW320A1E
To control all indoor
unit just like remote
controller
• Control/Monitoring
• Schedule
• History
• Auto control
(Auto Changeover,
temperature limit
control)
• Setting
•
Other setting Multi
Language Emergency
Stop Max 64 Indoor units
• AC Smart
controller
• Power cord
• Manual
• Touch screen
•
Zone/Group/Unit
control Function Lock &
Set Temp range
restriction Icon/List
View
• Easy upgrade by
using USB
128 unit
Expansion Kit
PQCSE440U0
To expand
control unit
of AC Smart
• To expand form 64 unit
to 128 unit of AC Smart
• Expansion Kit
• Manual
• Shortly connect
communication line to
AC Smart, expand
maximum control unit
from 64 to 128 of AC
Smart
AC-Smart
Premium
PQCSW421E0A
Provides a
centralized point
where up to 128
indoor units or
indoor unit groups
can be controlled
and monitored
• Visual
navigation(structure
mapping)
• Remote control &
Monitor
• Web control
• Email error alarm
• Controller
• Manual
• 10.2 inch touch
screen with user
friendly GUI
Accessory

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LG Air Conditioners 2013
21
Interface Device
Control Method Objective/Use Unit Name and Model Function Parts Features
PI485
PMNFP14A0
To connect
Outdoor unit to
CNU or Simple
Central Controller
• RS485 Converter
with software
• For Max.16 Indoor
• PCB Assembly
• Bracket
• Lead wire: 3ea
• Screw 4EA
• Tie wrap
• Clamp
• Manual
• 1set/1 Outdoor
Dry Contact
PQDSA1/
PQDSB1
For connect
Indoor unit to
other Forced on/
off Controller
• RS485 Converter
with software
• PCB Assembly
• Top case
• Bottom case
• Screw
• Lead wire 3
• Sub PCB set
(1 leadwire +
1 sub PCB)
• Manual
• 1set/1 Indoor unit
• PQDSB1 (24V)
• PQDSA1 (24V)
Dry Contact
PQDSBC*
For connect
Indoor unit to
other Forced on/
off Controller
• Contact signal
to air-con signal
converter
• PCB Assembly
• Top/Bottom
case
• Screw
• Lead wire 3ea
• Sub PCB set
(1 leadwire +
1 sub PCB)
• Manual
• 1set/1 indoor unit
• 2 Contact points
• No need AC input
• Expected
temperature setting is
possible
BNU-LW
PQNFB16A1
To connect PI485
to LONWORKS
BMS system
• RS485 to LONWORKS
Protocol Converter
• Interface
Assembly
• 12V DC
adaptor
• Manual
• 64 Indoor units /
1BNU-LW
commission with
Web Access can be
install with simple
central controller
Control Method Objective/Use Unit Name and Model Function Parts Features
BNU-BAC
PQNFB17B0
To connect PI485
to BACnet BMS
system
• RS485 to
BACnet protocol
converter
• Interface
Assembly
• 12V DC
adaptor
• Manual
• 256 Indoor units /
1 BNU-BAC
commission with Web
Access can be install
with simple central
controller Directly IP
Setting by using key &
LCD
PDI
PQNUD1S00
To Power
consumption
Distribution of
each indoor unit
• Accumulation of total
power consumption
• Indication of current
power in use
• Indication of
accumulated power for
period
• Indication of standby
power (option setting)
• PDI Assembly
Manual
• 1 PDI / 1 Outdoor
PDI Premium
PQNUD1S40
To power
consumption
distribution of
each indoor unit
• Accumulation of total
power consumption
• Indication of current
power in use
• Indication of
accumulated power for
period
• Indication of standby
power
• Blackout protection
•PDI Assembly
manual
• 1 PDI / 8 Outdoor
1) PI485 : Product Interface unit for RS 485 transmission
Accessory

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LG Air Conditioners 2013
23
Memo Memo