LG MULTI V ARNU243TTD4 - Page 10

10 | ONE-WAY
MULTI V Ceiling Cassette Indoor Unit Engineering Manual
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ONE-WAY CEILING CASSETTE
General Data
Model No. ARNU073TUD4 ARNU093TUD4 ARNU123TUD4
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Capacity (Btu/h)
7,500 9,600 12,300
Power Input
1
(W)
40 40 40
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Capacity (Btu/h)
8,500 10,900 13,600
Power Input
1
(W)
40 40 40
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Cooling Max (°F WB)
76 76 76
Heating Min (°F DB)
59 59 59
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Refrigerant Type
2
R410A R410A R410A
Refrigerant Control
EEV EEV EEV
Sound Pressure
3
dB(A) (H/M/L)
32 / 29 / 25 35 / 34 / 32 38 / 35 / 32
Net Unit Weight (lbs.)
33 33 33
Shipping Weight (lbs.)
40 40 40
Grille Weight (lbs)
10 10 10
Grille Shipping Weight (lbs)
16 16 16
Communication Cable
4
(No. x AWG)
2 x 18 2 x 18 2 x 18
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Type
Cross Flow Cross Flow Cross Flow
Quantity
111
Motor/Drive
Brushless Digitally Controlled / Direct
Airflow Rate H/M/L (CFM)
290 / 258 / 226 325 / 304 / 290 353 / 325 / 290
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Liquid Line (in., O.D.)
1/4 Flare 1/4 Flare 1/4 Flare
Vapor Line (in., O.D.)
1/2 Flare 1/2 Flare 1/2 Flare
Condensate Line (in., I.D.)
111
Table 1: One-Way Ceiling Cassette (TU Frames) Indoor Unit General Data.
EEV: Electronic Expansion Valve
Power wiring is field supplied and must comply with the applicable local and national codes. See page
12 for detailed electrical data.
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
Power Input is rated at high speed.
2
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.
3
Sound Pressure levels are tested in an anechoic chamber under ISO Standard 3745.
4
Communication cable between Master ODU to IDUs / HRUs to be 18 AWG, 2-conductor, twisted,
stranded, shielded. Ensure the communication cable shield is properly grounded to the Master ODU
chassis only.
Do not ground the ODU to IDUs / HRUs communication cable at any other point.
Wiring must comply with all applicable local and national codes.