4-94
VRF SYSTEMS Indoor Unit Specifi cations
6. Ceiling Type (T2 Type)
MODEL S-36MT2E5A
SOUND
LEVEL
:
:
:
36 dB(A)
LOW
HIGH
30 dB(A)
32 dB(A)
CONDITION
MODEL :
:
:
S-45MT2E5A / 56MT2E5A
SOUND
LEVEL
37 dB(A)
LOW
HIGH
30 dB(A)
33 dB(A)
CONDITION
MODEL :
:
:
:
:
S-73MT2E5A
SOUND
LEVEL
39 dB(A)
LOW
HIGH
33 dB(A)
35 dB(A)
CONDITION
:
MODEL S-140MT2E5A
SOUND
LEVEL
44 dB(A)
LOW
HIGH
37 dB(A)
40 dB(A)
CONDITION
MODEL:
S-106MT2E5A
SOUND
LEVEL
42 dB(A)
LOW
HIGH
36 dB(A)
37 dB(A)
CONDITION
:
:
:
4000 800025012563 20001000500
4000 800025012563 20001000500
60
50
40
30
20
10
1000
60
50
40
30
20
10
Strong
Weak
Both 50Hz and 60Hz
STRONG
STRONG
STRONG
STRONG
STRONG
Frequency at center of sound pressure band (Hz)
Frequency at center of sound pressure band (Hz)Frequency at center of sound pressure band (Hz)
Frequency at center of sound pressure band (Hz)
Overall
Overall
Overall
Overall
Overall
1m in front of air discharge and then 1m below 1m in front of air discharge and then 1m below
1m in front of air discharge and then 1m below1m in front of air discharge and then 1m below
1m in front of air discharge and then 1m below
Sound pressure level (dB)
(0dB = 0.0002 bar)
Sound pressure level (dB)
(0dB = 0.0002 bar)
Sound pressure level (dB)
(0dB = 0.0002 bar)
Sound pressure level (dB)
(0dB = 0.0002 bar)
Sound pressure level (dB)
(0dB = 0.0002 bar)
6-4. Noise Criterion Curves
NC-60
NC-50
NC-40
NC-30
NC-20
NC-60
NC-50
NC-40
NC-30
NC-20
Approximate
minimum audible
limit for
continuous noise
63 125 250 500 2000 4000 8000
Approximate
minimum audible
limit for
continuous noise
10
20
30
40
50
60
NC-60
NC-50
NC-40
NC-30
NC-20
Approximate
minimum audible
limit for
continuous noise
10
20
30
40
50
60
NC-60
NC-50
NC-40
NC-30
NC-20
100063 125 250 500 2000 4000 8000
Frequency at center of sound pressure band (Hz)
Approximate
minimum audible
limit for
continuous noise
10
20
30
40
50
60
NC-60
NC-50
NC-40
NC-30
NC-20
Approximate
minimum audible
limit for
continuous noise
4000 800025012563 20001000500
TD831172-00VRFSYSINDOOR.indb94TD831172-00VRFSYSINDOOR.indb94 2014/04/2416:49:302014/04/2416:49:30