STANDARD | 69
Standard W
all-Mounted
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Table 34: Standard Wall-Mounted (SK and SV Frames) Indoor Unit General Data.
Model No.
ARNU183SKA4
ARNU243SKA4
ARNU303SVA4
ARNU363SVA4
Cooling Mode Performance
Capacity (Btu/h)
19,100
24,200
30,000
35,500
Power Input
1
(W)
53
53
67.0
104.0
H / M / L Power Input at
Factory Default (W)
32 / 26 / 16
39 / 26 / 16
54 / 43 / 31
85 / 51 / 36
Heating Mode Performance
Capacity (Btu/h)
21,500
25,600
32,000
37,000
Power Input
1
(W)
53
53
67.0
104.0
H / M / L Power Input at
Factory Default (W)
32 / 26 / 16
39 / 26 / 16
54 / 43 / 31
85 / 51 / 36
Entering Mixed Air
Cooling Max (°F WB)
2
76
76
76
76
Heating Min (°F DB)
2
59
59
59
59
Unit Data
Refrigerant Type
3
R410A
R410A
R410A
R410A
Refrigerant Control
EEV
EEV
EEV
EEV
Sound Pressure
4
dB(A) (H/M/L)
43 / 39 / 34
46 / 41 / 34
49 / 44 / 42
52 / 47 / 43
Net Unit Weight (lbs.)
26.9
26.9
37
37
Shipping Weight (lbs.)
35.3
35.3
48
48
Communication Cable
5
(No. x AWG)
2 x 18
2 x 18
2 x 18
2 x 18
Fan
Type
Cross Flow
Cross Flow
Cross Flow
Cross Flow
Quantity
1
1
1
1
Motor/Drive
Brushless Digitally Controlled / Direct
Airflow Rate H/M/L (CFM)
494 / 424 / 371
537 / 449 / 371
812 / 706 / 600
918 / 812 / 671
Piping
Liquid Line (in., O.D.)
1/4 Flare
3/8 Flare
3/8 Flare
3/8 Flare
Vapor Line (in., O.D.)
1/2 Flare
5/8 Flare
5/8 Flare
5/8 Flare
Condensate Line (in., I.D.)
5/8
5/8
5/8
5/8?
STANDARD WALL-MOUNTED
General Data
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
.
1
Max. power input is rated at maximum setting value.
2
Low ambient performance with LGRED° heat technology is included in Multi V 5 Air
Source Units produced after February 2019.
3
Take appropriate actions at the end of HVAC equipment life to recover, recycle, reclaim or
destroy R410A refrigerant according to applicable regulations (40 CFR Part 82, Subpart F)
under section 608 of CAA.
4
Sound Pressure levels are tested in an anechoic chamber under ISO Standard 3745.
5
All communication cable to be minimum 18 AWG, 2-conductor, twisted, stranded, shielded
and must comply with applicable local and national codes. 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.