6. Operation noise (sound pressure)
6-1. Noise level curve
¢
Model: ASHG18KMTA
Cooling
O
c
ta
v
e
b
a
n
d
s
o
u
n
d
p
re
s
s
u
re
l
e
v
e
l,
d
B:
(
0
d
B
=
0
.0
0
0
2
µ
b
a
r)
Octave band center frequency, Hz
80
70
60
50
40
30
20
10
0
63
125
250
500
1,000
2,000
4,000
8,000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
QUIET
HIGH
Heating
O
c
ta
v
e
b
a
n
d
s
o
u
n
d
p
re
s
s
u
re
l
e
v
e
l,
d
B:
(
0
d
B
=
0
.0
0
0
2
µ
b
a
r)
Octave band center frequency, Hz
80
70
60
50
40
30
20
10
0
63
125
250
500
1,000
2,000
4,000
8,000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
HIGH
QUIET
¢
Model: ASHG24KMTA
Cooling
O
c
ta
v
e
b
a
n
d
s
o
u
n
d
p
re
s
s
u
re
l
e
v
e
l,
d
B:
(
0
d
B
=
0
.0
0
0
2
µ
b
a
r)
Octave band center frequency, Hz
80
70
60
50
40
30
20
10
0
63
125
250
500
1,000
2,000
4,000
8,000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
QUIET
HIGH
Heating
O
c
ta
v
e
b
a
n
d
s
o
u
n
d
p
re
s
s
u
re
l
e
v
e
l,
d
B:
(
0
d
B
=
0
.0
0
0
2
µ
b
a
r)
Octave band center frequency, Hz
80
70
60
50
40
30
20
10
0
63
125
250
500
1,000
2,000
4,000
8,000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
HIGH
QUIET
- 13 -
6-1. Noise level curve
6. Operation noise (sound pressure)
WALL MOUNTED
ASHG18, 24KMTA
WALL MOUNTED
ASHG18, 24KMTA