¢
Model: ARYG18LLTB
 Cooling
0
10
20
30
40
50
60
70
80
63 125 250 500 1,000 2,000 4,000 8,000
Octave band sound pressure level, dB: (0 dB=0.00020 μbar)
Octave band center frequency, Hz
NC-20
NC-40
NC-50
NC-60
NC-30
NC-15
NC-25
NC-35
NC-45
NC-55
NC-65
HIGH
QUIET
 Heating
0
10
20
30
40
50
60
70
80
63 125 250 500 1,000 2,000 4,000 8,000
Octave band sound pressure level, dB: (0 dB=0.00020 μbar)
Octave band center frequency, Hz
NC-20
NC-40
NC-50
NC-60
NC-30
NC-15
NC-25
NC-35
NC-45
NC-55
NC-65
HIGH
QUIET
DESIGN & TECHNICAL MANUAL
- 124 -
MULTI TYPE
5, 6 ROOMS TYPE