McQuay SWP Series Installation And Maintenance Manual page 6

Installation
Figure 3: Condenser Regulating Valve (Refrigerant
Pressure Controlled
)
Condenser
Figure 4: Condenser Water Pressure Drop, SWP 018 to 040,
Independent Circuit
40
20
10
8
6
4
3
20 40
Condenser Flow Rate (gpm)
HP = total unit compressor horsepower
Figure 5: Condenser Water Pressure Drop, SWP 045 to 105,
Independent Circuit
60
40
20
10
8
6
4
2
80 100
Condenser Flow Rate (gpm)
HP = total unit compressor horsepower
6
Cooling
tower
P
80 100
60 200
400
200 300
Figure 6: Condenser Water Pressure Drop, SWP 018 to 095,
Dual Circuit
60
40
20
10
8
6
4
2
10
HP = total unit compressor horsepower
Figure 7: Economizer Water Pressure Drop, SWP 018 to
105
50
300
10
1
10
Note: 1. Includes coil, control valves and interconnecting piping.
2. Add this P to condenser P to obtain unit P for pump selection
500
100
Condenser Flow Rate (gpm)
100
Condenser Flow Rate (gpm)
McQuay IM 937
500
500
P16