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ARI* CAPACITIES (cont)
HEATING CAPACITIES AND EFFICIENCIES
LEGEND
AFUE
— Annual Fuel Utilization Efficiency
NOTE:
Before purchasing this appliance, read important energy cost and efficiency information available from your retailer.
OUTDOOR SOUND: OCTAVE BAND DATA — DECIBELS (Lw(A))
UNIT 574B
HEATING INPUT
(Btuh)
OUTPUT CAPACITY
(Btuh)
TEMPERATURE RISE
RANGE (°F)
AFUE
024040
030040
40,000 31,000 20-50 80.1
030060
036060
042060
60,000
46,000
46,000
47,000
35-65
25-55
20-50
78.4
78.7
78.7
036090
042090
048090
060090
90,000
90,000
90,000
90,000
70,000
71,000
70,000
70,000
45-75
35-65
25-55
25-55
79.9
79.9
78.6
78.6
048115
060115
115,000 92,000 35-65 81.1
048130
060130
130,000
104,000
103,000
40-70 80.3
MODEL NO. 574B
Frequency (Hz) 024 030 036 042 048 060
125
57.5 — 60.7 — 62.4 64.1
250
61.1 — 63.3 — 69.9 68.6
500
68.0 — 66.8 — 71.3 71.2
1000
68.4 — 66.5 — 73.4 73.9
2000
64.5 — 64.2 — 70.0 69.8
4000
59.0 — 60.3 — 66.3 68.1
8000
51.7 — 53.0 — 60.1 61.8
M
A
N
U
F
A
C
T
U
R
E
R
C
E
R
T
I
F
I
E
D
T
O
A
R
I
A
S
C
O
M
P
L
Y
I
N
G
W
I
T
H
A
R
I
S
T
A
N
D
A
R
D
2
1
0
U
N
I
T
A
R
Y
A
I
R
C
O
N
D
I
T
I
O
N
I
N
G
E
Q
U
I
P
M
E
N
T
3
2
5
A
2