- (02-81) -
IN
D
O
O
R U
N
IT
(S
IN
G
LE
)
IN
D
O
O
R U
N
IT
(S
IN
G
LE
)
MODEL
: AB
G54LR
Cooling
z
O
ct
av
e b
an
d s
ou
nd p
re
ss
ur
e l
ev
el
, d
B:
(0
dB
=0
.0
00
2µ
ba
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
Heating
z
O
ct
av
e b
an
d s
ou
nd p
re
ss
ur
e l
ev
el
, d
B:
(0
dB
=0
.0
00
2µ
ba
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
HIGH
QUIET