Due to our policy of continuous product innovation, some specifications may change without notification.
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GENERAL DATA
12
Split Compact DOAS
US Model Number
ARND203DCR4
ARND153DCR4
Design Airflow(CFM)
2,000
1,500
ESP (in.Wg)
1.5
2.0
Airflow Range(CFM)
1,000 - 2,000
1,000 - 1,500
Cooling Mode Performance
OA EAT DB/WB (°F)
Unit LAT DB/WB (°F)
52.9 / 52.5
52.9 / 52.5
Total Cooling Capacity (Btu/h)
143,100
120,000
Hot Gas Reheat capacity (Btu/h)
30,000
24,000
Heating Mode Performance
OA EAT DB/WB (°F)
Unit LAT DB(°F)
70 / 53.5
70 / 53.5
Capacity (Btu/h)
59,900
51,000
Unit Data
Refrigerant Type
R410A
R410A
Refrigerant Trim Charge Correction Factor
5.45
5.45
Refrigerant Control
EEV
EEV
Coil Material, Tube/Fin
CU / AL
CU / AL
Fin Type
LG Louver / PCM
LG Louver / PCM
Corrosion Protection
galvanizing, Non-Chromate
galvanizing, Non-Chromate
Sound Power dB(A)
72
74
Net Unit Weight (lbs.)
390
390
Shipping Weight (lbs.)
430
430
Communication Cable
1
(No. x AWG)
4 x 18
4 x 18
Fan
Supply Fan Quantity
1
1
Supply Fan Type
3D Plug
3D Plug
Supply Fan Diameter(in.)
15.7
15.7
Supply Fan Motor Output(HP/W)
1 / 750
1 / 750
Supply Fan Motor/Drive
ECM / Direct
ECM / Direct
Piping
2
Liquid Connection Size (in, OD)
1/2 Brazed
1/2 Brazed
High Pressure Vapor Connection Size (in, OD)
7/8 Brazed
3/4 Brazed
Low Pressure Vapor Connection Size (in, OD)
1- 1/8 Brazed
1- 1/8 Brazed
Condensate Drain OD (in)
1
1
Filter
Outdoor
2" Merv8 (25” x 20”) x 2
2" Merv8 (25” x 20”) x 2
1.
Communication between ODU to DOAS to be 18AWG, 4 conductor
2.
LG requires that LATS software be used on all projects to ensure correct line sizing. Designer must verify the shop drawing design against the as
built design using LATS. Contractor must also use LG manufactured Y-Branch Kits only
95 / 78
95 / 78
47 / 43
47 / 43
Main Coil (ø x Row x Column x FPI x L) x Qty.
Reheat Coil (ø x Row x Column x FPI x L) x Qty. ( 7.0 x 1 x 24 x 19 x 1390 ) x 1
( 7.0 x 1 x 24 x 19 x 1390 ) x 1
( 7.0 x 3 x 24 x 19 x 1390 ) x 1
( 7.0 x 3 x 24 x 19 x 1390 ) x 1
