LG PAHCNM000 Guía de inicio rápido
OWNER’S &
INSTALLATION MANUAL
AIR
CONDITIONER
Please read this installation manual completely before installing the product.
Installation work must be performed in accordance with the national wiring standards by
authorized personnel only.
Please retain this installation manual for future reference after reading it thoroughly.
Applied(AHU)
AHU CONTROL KIT
Original instruction
[Representative] LG Electronics Inc. EU Representative : LG Electronics
European Shared Service Center B.V. Krijgsman 1, 1186 DM Amstelveen, The Netherlands
[Manufacturer] LG Electronics Inc. Changwon 2nd factory 84, Wanam-ro,
Seongsan-gu, Changwon-si, Gyeongsangnam-do, KOREA
www.lg.com
Copyright © 2019 - 2020 LG Electronics Inc. All Rights Reserved.
MFL71386003
Rev.01_031120
ENGLISH ESPAÑOL FRANÇAIS DEUTSCH
PORTUGUÊS
2SAFETY INSTRUCTIONS
ENGLISH
WARNING
• Installation or repairs made by unqualified persons can result in
hazards to you and others.
• The information contained in the manual is intended for use by a
qualified service technician familiar with safety procedures and
equipped with the proper tools and test instruments.
• Failure to carefully read and follow all instructions in this manual
can result in equipment malfunction, property damage, personal
injury and/or death.
Installation
• For installation of the product, always contact the service center
or a professional installation agency.
- Otherwise, it may cause fire, electrical shock, explosion or
injury.
!
WARNING
This indicates that the failure to follow the instructions can
cause serious injury or death.
CAUTION
This indicates that the failure to follow the instructions can
cause the minor injury or damage to the product.
This symbol is displayed to indicate matters and operations
that can cause risk.
Read the part with this symbol carefully and follow the
instructions in order to avoid risk.
!
!
!
SAFETY INSTRUCTIONS
The following safety guidelines are intended to prevent unforeseen
risks or damage from unsafe or incorrect operation of the appliance.
The guidelines are separated into ‘WARNING’ and ‘CAUTION’ as
described below.
SAFETY INSTRUCTIONS 3
ENGLISH
• Securely attach the electrical part cover to AHU Communication
Kit.
- If the electric part cover of AHU Communication Kit is not
attached securely, it could result in a fire or electric shock due
to dust, water, etc.
• Do not keep or use flammable gases or combustibles near the
equipment.
- Otherwise, it may cause a fire or the failure of product.
• Do not install, remove or reinstall the unit by yourself.
- Otherwise, it may cause a fire, electrical shock, explosion or
injury.
• Do not disassemble or repair the product randomly.
- It will cause a fire or electrical shock.
• Do not install the product in a place where there is the concern of
falling down.
- Otherwise, it may result in personal injury.
• Use caution when unpacking and installing.
- Sharp edges may cause injury.
• Always ground the product.
- There is risk of fire or electric shock.
• Do not install the product on a non-parallel or defective
installation stand.
- It may cause injury, accident, or damage to the product.
Operation
• Keep flames away.
- Otherwise, may occur a fire.
• Do not use the power cord near the heating tools.
- Otherwise, it may cause a fire and electrical shock.
• Do not allow water to run into electrical parts.
- Otherwise, it may cause the failure of machine or electrical
shock.
• Be cautious that water could not enter the product.
- Otherwise, it may cause a fire electrical shock or product
damage.
4SAFETY INSTRUCTIONS
ENGLISH
• Do not place a heavy object on the power cord.
- Otherwise, it may cause a fire or electrical shock.
• When the product is submerged into water, always contact the
service center.
- Otherwise, it may cause a fire or electrical shock.
CAUTION
Installation
• Do not install the product direct sunlight.
• Do not insert a drain hose in drain or soil pipe.
- Bad smells can occur and it results in a corrosion of a heat
exchanger or pipe.
Operation
• If anyone other than a licensed Professional installs, repairs, or
alters LG Electronics Air Conditioning Products, the warranty is
voided.
- All costs associated with repair are then the full responsibility of
the owner.
• This appliance is not intended for use by persons (including
children) with reduced physical, sensory or mental capabilities, or
lack of experience and knowledge, unless they have been given
supervision or instruction concerning use of the appliance by a
person responsible for their safety.
- Children should be supervised to ensure that they do not play
with the appliance.
!
TABLE OF CONTENTS 5
ENGLISH
2SAFETY INSTRUCTIONS
6INSTALLATION LAYOUT
6Installation composition diagram
6Caution on installation layout
7PRODUCT DIMENSION
7Product Measurements
8PARTS LAYOUT
9WIRING DIAGRAM
10 AHU CONTROL KIT INSTALLATION
10 Determining the product's mounting location
11 Things to keep in mind when installing outdoors
12 Sensor Cover Installation (outdoors)
13 AHU CONTROL KIT SETTINGS
13 Check Module Configuration
15 PIPE THERMISTOR CONNECTION
16 OUTDOOR UNIT COMMUNICATION LINE CONNECTION
16 Cautions on connecting the EEV module (communication module) with outdoor unit
16 Capacity Control Communication Cable Connection
17 INSTALLATION AND WIRING METHOD (OPTIONAL)
17 Installation method when adding EEV module
17 Wiring method when adding EEV module.
18 AHU SENSOR SPECIFICATION
20 AHU SENSOR CONNECTION
20 Sensor connection
25 Electrical Wiring (if using a belt driven fan)
26 Connect the electric wires
27 Things to keep in mind when installing the Control Kit on site
28 HMI SETTINGS
28 HMI Settings
45 Self-Diagnosis
TABLE OF CONTENTS
6INSTALLATION LAYOUT
ENGLISH
RA
ῧ-1
Ῡ-1
ῪῩ-2
ῧ-2
ῡ
ῤ
ῦ
ῥ
ῢ
Ύ
Ῠ-1 Ῠ-2
EA OA SA
Power cable
Communication cable
Thermistor signal
Temperature /
humidity sensor
MCC
No. Item Applied Standards
①
AHU -
②
AHU CONTROL KIT PAHCNM000
③
Expansion kit -
④
Outdoor unit MULTI V
⑤
Pipe in Thermistor(Liquid) Sensor : Ø 5(NTC 5 kΩ), Length : 5 m, Cable color : Black
⑥
Pipe out Thermistor(Gas) Sensor : Ø 7(NTC 5 kΩ), Length : 5 m, Cable color : Red
⑦-1, 2
Temperature/humidity sensor RA, SA Optional
⑧-1, 2
Ventilation Fan, Supply Fan -
⑨-1, 2
Inverter drive kit -
⑩
Main power switch board MCC switch board panel
⑪
HMI -
Caution on installation layout
- MCC is part of the installation construction to be performed by the equipment supplier, so
confer with the supplier before installing the product.
- Temperature/humidity sensors must be installed on the SA (supply)/RA(ventilation) ducts before
the product can run normally.
INSTALLATION LAYOUT
Installation composition diagram
PRODUCT DIMENSION 7
ENGLISH
8-Ø7 Holes
DW
C
A
B
(Front)(Side) (Back)
(Bottom)
Model PAHCNM000
Size Product
W mm 500
D mm 210
H mm 500
Enclosure Color RAL 7035
Material Steel
Power 220-240 V~, 50/60 Hz
Rated current 0.2 A
Product Operating
Environment Conditions
Operating Temperature -20 ~ 65 °C DB
Humidity 0 ~ 98 %
Use the appropriate flexible tubing and connectors for the corresponding holes.
Classification Spec Description
W (mm) 500 Width
H (mm) 500 Height
D (mm) 210 Depth
A (mm) 552 Distance between wall mounting brackets
B (mm) 486
C 22.5Ø Hole(10 EA) Power cable, Sensor/Communication line insert part
PRODUCT DIMENSION
Product Measurements
8PARTS LAYOUT
ENGLISH
10
1
8
7
11
2 3 4 5 6
9
• PAHCNM000
No. Main module Spec Qty. No. Main module Spec Qty.
①
Main module DC 12 V 1
⑦
NFB(No Fuse
Breaker) 15 A 1.5 kA 1
②
UI module DC 12 V 1
⑧
Adaptor 220 V →DC 12 V 1
③
UO module DC 12 V 1
⑨
Trans 220 V →AC 24 V 1
④
EEV module #1 DC 12 V 1
⑩
Terminal Block 15 PIN 1
⑤
EEV module #2 DC 12 V 1
⑪
Terminal Block Single phase
220 V~, 60 Hz 1
⑥
EEV module #3 DC 12 V 1
PARTS LAYOUT
WIRING DIAGRAM 9
ENGLISH
CAUTION
!
• In order to use the main module's shutdown, heating/cooling, and fire detection functions,
the main module's +12V terminal should be connected to the DCOM terminal. Failure to
do so could result in the malfunctioning of the product.
• In order to use the UI module's emergency shutdown and differential pressure switch
functions, the UI module's +12V terminal should be connected to the DCOM terminal.
Failure to do so could result in the malfunctioning of the product.
WIRING DIAGRAM
• PAHCNM000
10 AHU CONTROL KIT INSTALLATION
ENGLISH
- When using wall mount brackets, fasten the brackets to
the four holes on the rear of the enclosure.
- Please use the provided bolts, nuts, and washers to
fasten the brackets.
CAUTION
!
• When installing the control kit, make sure to leave at least 900 mm between the wall and
the product case so there is enough room for servicing and installation.
• After mounting the product, check whether it is properly affixed.
• If the control kit has to be installed outdoors, be sure to also install an enclosure.
• When installing load devices such as AHU sensors and dampers outdoors, fitted covers
must also be mounted to protect them from the effects of the external environment.
2626
486
552
<Back Side of Control Kit>
AHU CONTROL KIT INSTALLATION
Determining the product's mounting location
- The control kit's mounting location should be determined based on the conditions on site.
When mounting the control kit, use Ø 6 direct screws (8 EA).
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