Bryant 580D User Manual
Page 53
PERFORMANCE DATA (cont)
Durablade Economizer Barometric
Relief Damper Characteristics —
580D036-150
Parablade Economizer Barometric
Relief Damper Characteristics —
580D036-072
Parablade Economizer Barometric
Relief Damper Characteristics —
580D090-150
ALTITUDE COMPENSATION* —
580D036-072
ELEVATION
(ft)
72,000 AND 115,000
BTUH NOMINAL
INPUT
150,000 BTUH
NOMINAL INPUT
Natural
Gas
Orifice
Size†
Liquid
Propane
Orifice
Size†
Natural
Gas
Orifice
Size†
Liquid
Propane
Orifice
Size†
0-2,000
33
43
30
38
2,000
34
43
30
39
3,000
35
44
31
40
4,000
36
44
32
41
5,000
36
44
33
42
6,000
37
45
34
43
7,000
37
45
35
43
8,000
38
46
36
44
9,000
39
47
37
44
10,000
41
48
38
45
11,000
43
48
39
45
12,000
44
49
40
46
13,000
44
49
41
47
14,000
45
50
42
47
*As the height above sea level increases, there is less oxygen per cubic
foot of air. Therefore, heat input rate should be reduced at higher
altitudes.
†Orifices available through your local distributor.
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