Section 10
Specifications
20479304
2-2012/Rev 04
10-7
High Pressure Water System
Pneumatic Control Valve
Maximum water pressure 60,000 psi (4,137 bar)
Regulated air pressure 85 psi (5.9 bar)
Maximum flow rate 1.0 cfm (0.028) m
3
/min
Orifice Capacity
The following tables provide horsepower requirements for some of the more popular orifices.
Table 10-5
Single Orifice Diameter
Motor
Horsepower
Rating
Operating
Frequency
Maximum
Deadhead
Pressure
Maximum Single
Orifice Diameter
(at full pressure)
HP Kw
50 37
50Hz 55,000 psi (3,792 bar) 0.014 inch (0.36 mm)
60Hz 60,000 psi (4,137 bar) 0.013 inch (0.33 mm)
Table 10-6
Horsepower Requirements
Orifice Size
inches (mm)
45,000 psi
(3,103 bar)
50,000 psi
(3,447 bar)
55,000 psi
(3,792 bar)
60,000 psi
(4,137 bar)
0.003 (0.076) 1.7 2.0 2.3 2.6
0.004 (0.102) 3.0 3.5 4.0 4.6
0.005 (0.127) 4.6 5.4 6.2 7.1
0.006 (0.152) 6.7 7.8 9.0 10.2
0.007 (0.178) 9.1 10.6 12.2 13.9
0.008 (0.203) 11.8 13.9 16.0 18.2
0.009 (0.229) 15.0 17.5 20.2 23.0
0.010 (0.254) 18.5 21.6 25.0 28.5
0.011 (0.279) 22.4 26.2 30.2 34.4
0.012 (0.305) 26.6 31.2 36.0 41.0