Trane IntelliPak SAHL Series Installation, Operation And Maintenance Manual page 146

Unit Start Up
Figure 69. 40 ton high operating pressure curve (all compressors and condenser fans "On")
Note: To check operating pressure, see instructions
Figure 70. 50/55 ton standard operating pressure curve (all compressors and condenser
146
COOLING CYCLE PRESSURE CURVE
450
400
350
300
250
200
90 100 110
fans "On")
COOLING CYCLE PRESSURE CURVE
450
400
350
300
250
200
90 100 110
120 130 140 150
Suction Pressure, PSIG
p.
120 130 140 150
Suction Pressure, PSIG
105 °F Ambient
95 °F Ambient
85 °F Ambient
75 °F Ambient
65 °F Ambient
160 170 180
142.
105 °F Ambient
95 °F Ambient
85 °F Ambient
75 °F Ambient
65 °F Ambient
160 170 180
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