LG MULTI V ARNU243TTD4 - Page 20

20 | ONE-WAY
MULTI V Ceiling Cassette Indoor Unit Engineering Manual
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• Data is valid under diffuse field conditions.
• Data is valid under nominal operating conditions.
• Sound power level is measured using rated conditions, and tested
in a reverberation room per ISO 3741 standards.
• Sound level will vary depending on a range of factors such as
construction (acoustic absorption coefficient) of particular area in
which the equipment is installed.
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Table 9: One-Way Ceiling Cassette Indoor Unit Sound Power Levels.
ONE-WAY CEILING CASSETTE
Acoustic Data
Sound Power Levels
Model
Sound Power Levels dB(A)
High Fan Speed
78)UDPHV
ARNU073TUD4 50.0
ARNU093TUD4 53.0
ARNU123TUD4 57.0
77)UDPHV
ARNU183TTD4 59.0
ARNU243TTD4 62.0
Figure 10: ARNU073TUD4, ARNU093TUD4, and ARNU123TUD4 Sound Power Level Diagrams.
ARNU073TUD4 ARNU093TUD4 ARNU123TUD4