9. Sound Levels Overall Notes: - Sound measured at 1.5m away from the center of the unit. - Data is valid at free field condition - Data is valid at nominal operating condition - Reference accoustic pressure OdB = 20μPa - Sound level will vary depending on a range of factors such as the construction(acoustic absorption coefficient) of particular room in which the equipment is installed.
1.5m Microphone
Sound Levels dB(A) H M L
Model
Indoor Units
ARNU07GTU*2 ARNU09GTU*2 ARNU12GTU*2 ARNU18GTT*2 ARNU24GTT*2
32 35 38 40 43
29 34 35 37 40
25 32 32 35 36
Sound Pressure Level ARNU09GTU*2
ARNU12GTU*2 XP
WP
WP
WP
nc MVU
VP nc MVP nc MUU
UP
nc MUP nc MTU
TP
nc MTP nc MSU
SP
nc MSP
RP
nc MRU
a h @ t
ncMVP ncMUU
UP ncMUP ncMTU
TP ncMTP
nc MQU
QRU
RUP
UPP
QPPP
RPPP
TPPP
XPPP
o @b @c @f @Hh I
18 _ Ceiling Cassette 1-Way
ncMSU
SP
ncMSP
ncMRU
RP
nc MRP
QP VS
ncMVU
VP
QP
a h t VS
o @b @s @p @l @H b@ @RPµp @I
XP
o @b @s @p @l @H b@ @RPµp @I
o @b @s @p @l @H b@ @RPµp @I
ARNU07GTU*2 XP
NC-65
VP NC-60 NC-55
UP NC-50 NC-45
TP NC-40
NC-30
QRU
RUP
UPP
QPPP
RPPP
TPPP
o @b @c @f @Hh I
XPPP
NC-25
RP
ncMRP ncMQU
NC-35
SP
QP
Approximate Hearing Threshold VS
NC-20 NC-15
QRU
RUP
UPP
QPPP
RPPP
TPPP
o @b @c @f @Hh I
XPPP