29
Table 12 – Gas Valve Outlet Pressure for Gas Heat Values at
Altitude -- 40,000
(Tabulated Data Based on 40,000 BTUH Input for 0-ft (0m) to
5000-ft (1524 M) above sea level)
ALTITUDE
RANGE
ft (m)
AVG. GAS
HEAT
VALUE
AT ALTI-
TUDE
(Btu/cu ft)
SPECIFIC GRAVITY OF
NATURAL GAS
0.58
0.60
0.62
0.64
Manifold Pressure (in. W.C.)
U.
S
.A.
900
3.0
3.1
3.2
3.3
0
925
2.8
2.9
3.0
3.1
(0)
950
2.7
2.8
2.9
3.0
975
2.6
2.6
2.7
2.8
to
1000
2.4
2.5
2.6
2.7
1025
2.3
2.4
2.5
2.5
2000
1050
2.2
2.3
2.4
2.4
(610)
1075
2.1
2.2
2.2
2.3
1100
2.0
2.1
2.1
2.2
U.
S
.A.
800
3.2
3.3
3.5
3.6
2001
825
3.0
3.1
3.3
3.4
(611)
850
2.9
3.0
3.1
3.2
875
2.7
2.8
2.9
3.0
to
900
2.6
2.6
2.7
2.8
925
2.4
2.5
2.6
2.7
3000
950
2.3
2.4
2.5
2.5
(914)
975
2.2
2.3
2.3
2.4
1000
2.1
2.1
2.2
2.3
U.
S
.A.
On
ly
775
3.2
3.3
3.4
3.5
800
3.0
3.1
3.2
3.3
3001
825
2.8
2.9
3.0
3.1
(915)
850
2.6
2.7
2.8
2.9
to
875
2.5
2.6
2.7
2.8
900
2.4
2.4
2.5
2.6
4000
925
2.2
2.3
2.4
2.5
(1219)
950
2.1
2.2
2.3
2.3
975
2.0
2.1
2.2
2.2
1000
1.9
2.0
2.0
2.1
U.
S
.A.
On
ly
750
3.1
3.2
3.4
3.5
775
2.9
3.0
3.1
3.2
4001
800
2.8
2.9
2.9
3.0
(1220)
825
2.6
2.7
2.8
2.9
850
2.4
2.5
2.6
2.7
to
875
2.3
2.4
2.5
2.5
900
2.2
2.3
2.3
2.4
5000
925
2.1
2.1
2.2
2.3
(1524)
950
2.0
2.0
2.1
2.2
975
1.9
1.9
2.0
2.0
1000
1.8
1.8
1.9
1.9
Table 13 – Gas Valve Outlet Pressure for Gas Heat Values at
Altitude -- 60,000
(Tabulated Data Based on 60,000 BTUH Input for 0-ft (0m) to
5000-ft (1524 M) above sea level)
ALTITUDE
RANGE
ft (m)
AVG. GAS
HEAT
VALUE AT
ALTITUDE
(Btu/cu ft)
SPECIFIC GRAVITY OF
NATURAL GAS
0.58
0.60
0.62
0.64
Manifold Pressure (in. W.C.)
U.
S
.A.
900
2.7
2.8
2.9
2.9
0
925
2.5
2.6
2.7
2.8
(0)
950
2.4
2.5
2.6
2.6
975
2.3
2.3
2.4
2.5
to
1000
2.2
2.2
2.3
2.4
1025
2.0
2.1
2.2
2.3
2000
1050
1.9
2.0
2.1
2.2
(610)
1075
1.9
1.9
2.0
2.1
1100
1.8
1.8
1.9
2.0
U.
S
.A.
800
2.9
3.0
3.1
3.1
2001
825
2.7
2.8
2.9
3.0
(611)
850
2.6
2.6
2.7
2.8
875
2.4
2.5
2.6
2.7
to
900
2.3
2.4
2.4
2.5
925
2.1
2.2
2.3
2.4
3000
950
2.0
2.1
2.2
2.2
(914)
975
1.9
2.0
2.1
2.1
1000
1.8
1.9
2.0
2.0
U.
S
.A.
On
ly
775
2.8
2.9
3.0
3.1
800
2.7
2.8
2.9
2.9
3001
825
2.5
2.6
2.7
2.8
(915)
850
2.4
2.4
2.5
2.6
to
875
2.2
2.3
2.4
2.5
900
2.1
2.2
2.2
2.3
4000
925
2.0
2.0
2.1
2.2
(1219)
950
1.9
1.9
2.0
2.1
975
1.8
1.8
1.9
2.0
1000
1.8
1.8
1.8
1.9
U.
S
.A.
On
ly
750
2.8
2.9
3.0
3.1
775
2.6
2.7
2.8
2.9
4001
800
2.5
2.5
2.6
2.7
(1220)
825
2.3
2.4
2.5
2.5
850
2.2
2.2
2.3
2.4
to
875
2.0
2.1
2.2
2.3
900
1.9
2.0
2.1
2.1
5000
925
1.8
1.9
2.0
2.0
(1524)
950
1.8
1.8
1.8
1.9
975
1.8
1.8
1.8
1.8
1000
1.8
1.8
1.8
1.8
Содержание 58SU0A Series
Страница 22: ...22 A180242 Fig 25 Chimney Inspection Chart ...
Страница 37: ...37 A180211 Fig 38 Wiring Diagram ...