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Table 4: Ducted High Static M2 Chassis Indoor Unit General Data, continued.
Model No.
Cooling Mode Performance
Capacity (Btu/h)
Max Power Input
(W)
1
L/M/H Power Input at Factory Default (W)
Heating Mode Performance
Capacity (Btu/h)
Max Power Input
(W)
1
L/M/H Power Input at Factory Default (W)
Entering Mixed Air
Cooling Max. (°F WB)
Heating Min. (°F DB)
2
Unit Data
Refrigerant Type
3
Refrigerant Control
Sound Power
dB(A) (H/M/L@0.24" ESP)
4
Net Unit Weight (lbs.)
Shipping Weight (lbs.)
Communication Cable
(No. x AWG)
5
Fan
Type
Motor
Housing
Motor/Drive
Airflow Rate H/M/L (CFM)
Standard Mode
Airflow Rate H/M/L (CFM)
High Mode (Factory Set)
External Static Pressure (in. wg)
Standard Mode
External Static Pressure (in. wg)
High Mode (Factory Set)
Piping
Liquid Line (in., O.D.)
Vapor Line (in., O.D.)
Condensate Line (in., I.D.)
EEV: Electronic Expansion Valve
Power wiring is field supplied and must comply with the applicable local and national
codes.
This unit comes with a dry nitrogen charge.
All capacities are net with a combination ratio between 95-105%.
Rated capacity is certified under AHRI Standard 1230. Ratings are subject to change
without notice. Current certified ratings are available at www.ahridirectory.org.
Max. power input is rated at maximum setting value.
1
Low ambient performance with LGRED° heat technology is included in Multi V 5 Air
2
ARNU243M2A4
24,200
430
34 / 43 / 67
27,300
450
34 / 43 / 67
76
59
R410A
EEV
54 / 53 / 53
82.9
95.5
2 x 18
Sirocco
1
2
640 / 520 / 435
673 / 512 / 425
0.20
0.24
3/8 Flare
5/8 Flare
1
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. "LG" is a registered trademark of LG Corp.
GENERAL DATA
Specifications − High-Static M2 Chassis
ARNU283M2A4
ARNU363M2A4
28,000
430
57 / 88 / 123
88 / 123 / 184
31,500
450
57 / 88 / 123
88 / 123 / 184
76
59
R410A
EEV
64 / 61 / 57
65 / 62 / 60
86.2
99.2
2 x 18
Sirocco
1
2
Brushless Digitally Controlled / Direct
892 / 770 / 645
1,021 / 844 / 695
845 / 676 / 528
1,031 / 845 / 676
0.20
0.24
3/8 Flare
3/8 Flare
5/8 Flare
5/8 Flare
1
Source Units produced after February 2019.
Take appropriate actions at the end of HVAC equipment life to recover, recycle, reclaim or
3
destroy R410A refrigerant according to applicable regulations (40 CFR Part 82, Subpart F)
under section 608 of CAA.
Sound Power level is measured using rated conditions and tested in a reverberation room
4
per ISO 3741 standards.
All communication cable to be minimum 18 AWG, 2-conductor, twisted, stranded, shielded
5
and must comply with applicable local and national codes. Shield must be joined and
insulated throughout. Ensure the communication cable is properly grounded at the master
outdoor unit only.
Do not ground the ODU-IDU communication cable at any other point.
ARNU423M2A4
36,200
42,000
430
430
136 / 193 / 231
40,600
47,000
450
450
136 / 193 / 231
76
76
59
59
R410A
R410A
EEV
EEV
66 / 65 / 63
86.2
86.2
99.2
99.2
2 x 18
2 x 18
Sirocco
Sirocco
1
1
2
2
1,262 / 1,087 / 917
1,260 / 1,076 / 888
0.20
0.20
0.24
0.24
3/8 Flare
5/8 Flare
1
1
15
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