Carrier 59SU5A - Page 48

59SU5A: Installation, Start-up, Operating and Service Maintenance Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
48
Table 22 – 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 5400-ft
(1646 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 0.66 0.68
Manifold Pressure
900 2.8 2.9 3.0 3.1 3.1 3.1
0 925 2.6 2.7 2.8 2.9 3.0 3.1
(0) 950 2.5 2.6 2.7 2.7 2.8 2.9
975 2.4 2.4 2.5 2.6 2.7 2.8
to 1000 2.2 2.3 2.4 2.5 2.5 2.6
1025 2.1 2.2 2.3 2.4 2.4 2.5
2000 1050 2.0 2.1 2.2 2.2 2.3 2.4
(610) 1075 1.9 2.0 2.1 2.1 2.2 2.3
1100 1.9 1.9 2.0 2.0 2.1 2.2
800 3.0 3.1 3.1 3.1 3.1 3.1
2001 825 2.8 2.9 3.0 3.1 3.1 3.1
(611) 850 2.6 2.7 2.8 2.9 3.0 3.1
875 2.5 2.6 2.7 2.8 2.8 2.9
to 900 2.4 2.4 2.5 2.6 2.7 2.8
925 2.2 2.3 2.4 2.5 2.5 2.6
3000 950 2.1 2.2 2.3 2.3 2.4 2.5
(914) 975 2.0 2.1 2.2 2.2 2.3 2.4
1000 1.9 2.0 2.0 2.1 2.2 2.2
775 2.9 3.0 3.1 3.1 3.1 3.1
800 2.8 2.9 3.0 3.0 3.1 3.1
3001 825 2.6 2.7 2.8 2.9 3.0 3.0
(915) 850 2.4 2.5 2.6 2.7 2.8 2.9
to 875 2.3 2.4 2.5 2.5 2.6 2.7
900 2.2 2.3 2.3 2.4 2.5 2.6
4000 925 2.1 2.1 2.2 2.3 2.4 2.4
(1219) 950 2.0 2.0 2.1 2.2 2.2 2.3
975 1.9 1.9 2.0 2.1 2.1 2.2
1000 1.8 1.8 1.9 2.0 2.0 2.1
750 2.9 3.0 3.1 3.1 3.1 3.1
775 2.7 2.8 2.9 3.0 3.1 3.1
4001 800 2.5 2.6 2.7 2.8 2.9 3.0
(1220) 825 2.4 2.5 2.6 2.6 2.7 2.8
850 2.3 2.3 2.4 2.5 2.6 2.6
to 875 2.1 2.2 2.3 2.4 2.4 2.5
900 2.0 2.1 2.2 2.2 2.3 2.4
5000 925 1.9 2.0 2.0 2.1 2.2 2.2
(1524) 950 1.8 1.9 1.9 2.0 2.1 2.1
975 1.8 1.8 1.8 1.9 2.0 2.0
1000 1.8 1.8 1.8 1.8 1.9 1.9
725 2.9 3.0 3.1 3.1 3.1 3.1
750 2.7 2.8 2.9 3.0 3.1 3.1
5001 775 2.5 2.6 2.7 2.8 2.9 3.0
(1525) 800 2.4 2.5 2.6 2.6 2.7 2.8
825 2.2 2.3 2.4 2.5 2.6 2.6
to 850 2.1 2.2 2.3 2.3 2.4 2.5
875 2.0 2.1 2.1 2.2 2.3 2.3
900 1.9 2.0 2.0 2.1 2.1 2.2
5400 925 1.8 1.8 1.9 2.0 2.0 2.1
(1646) 950 1.8 1.8 1.8 1.9 1.9 2.0
975 1.8 1.8 1.8 1.8 1.8 1.9
1000 1.8 1.8 1.8
1.8 1.8 1.8
Table 23 – 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 5400-ft
(1646 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 0.66 0.68
Manifold Pressure
900 2.8 2.9 3.0 3.1 3.1 3.1
0 925 2.6 2.7 2.8 2.9 3.0 3.1
(0) 950 2.5 2.6 2.7 2.8 2.9 2.9
975 2.4 2.5 2.5 2.6 2.7 2.8
to 1000 2.3 2.3 2.4 2.5 2.6 2.7
1025 2.2 2.2 2.3 2.4 2.5 2.5
2000 1050 2.1 2.1 2.2 2.3 2.3 2.4
(610) 1075 2.0 2.0 2.1 2.2 2.2 2.3
1100 1.9 1.9 2.0 2.1 2.1 2.2
800 3.0 3.1 3.1 3.1 3.1 3.1
2001 825 2.8 2.9 3.0 3.1 3.1 3.1
(611) 850 2.7 2.8 2.9 3.0 3.0 3.1
875 2.5 2.6 2.7 2.8 2.9 3.0
to 900 2.4 2.5 2.6 2.6 2.7 2.8
925 2.3 2.3 2.4 2.5 2.6 2.7
3000 950 2.1 2.2 2.3 2.4 2.4 2.5
(914) 975 2.0 2.1 2.2 2.2 2.3 2.4
1000 1.9 2.0 2.1 2.1 2.2 2.3
775 3.0 3.1 3.1 3.1 3.1 3.1
800 2.8 2.9 3.0 3.1 3.1 3.1
3001 825 2.6 2.7 2.8 2.9 3.0 3.1
(915) 850 2.5 2.6 2.6 2.7 2.8 2.9
to 875 2.3 2.4 2.5 2.6 2.7 2.7
900 2.2 2.3 2.4 2.4 2.5 2.6
4000 925 2.1 2.2 2.2 2.3 2.4 2.4
(1219) 950 2.0 2.0 2.1 2.2 2.3 2.3
975 1.9 1.9 2.0 2.1 2.1 2.2
1000 1.8 1.8 1.9 2.0 2.0 2.1
750 2.9 3.0 3.1 3.1 3.1 3.1
775 2.7 2.8 2.9 3.0 3.1 3.1
4001 800 2.6 2.7 2.8 2.8 2.9 3.0
(1220) 825 2.4 2.5 2.6 2.7 2.8 2.8
850 2.3 2.4 2.4 2.5 2.6 2.7
to 875 2.2 2.2 2.3 2.4 2.5 2.5
900 2.0 2.1 2.2 2.2 2.3 2.4
5000 925 1.9 2.0 2.1 2.1 2.2 2.3
(1524) 950 1.8 1.9 2.0 2.0 2.1 2.1
975 1.8 1.8 1.9 1.9 2.0 2.0
1000 1.8 1.8 1.8 1.8 1.9 1.9
725 2.9 3.0 3.1 3.1 3.1 3.1
750 2.7 2.8 2.9 3.0 3.1 3.1
5001 775 2.6 2.7 2.8 2.8 2.9 3.0
(1525) 800 2.4 2.5 2.6 2.7 2.7 2.8
825 2.3 2.3 2.4 2.5 2.6 2.7
to 850 2.1 2.2 2.3 2.4 2.4 2.5
875 2.0 2.1 2.2 2.2 2.3 2.4
900 1.9 2.0 2.0 2.1 2.2 2.2
5400 925 1.8 1.9 1.9 2.0 2.1 2.1
(1646) 950 1.8 1.8 1.8 1.9 1.9 2.0
975 1.8 1.8 1.8 1.8 1.9 1.9
1000 1.8 1.8 1.8
1.8 1.8 1.8