8A CAV
Reduced
Pressure
2
1
3
(Pilot Operated Reducing main stage with integral 8A control cavity)
SPRINGS
TECHNICAL DATA
OPERATION
X
Max.Operating pressure: 350 bar
Rated flow: 320 l/min
Cavity-Tooling: 19A-3
Installation torque: 465-500 Nm
Weight: 1.05 kg
REDUCING VALVE
30
Standard Type
Rev.160225
B.221.204
Ordering Code:
UNIT:mm
Flow-Q(l/min)
Pressure- P(bar)
0
120
240
360
480
50
100
150
Regulated Pressure
1.7 bar (25 psi)
7 bar (100 psi)
Y
MINIMUM CONTROL PRESSURE
D
(5000 psi) maximum inlet pressure.
W
Maximum inlet pressure is determined by the bias spring.
The D spring is limited to 140 bar (2000 psi) maximum
differential pressure and the W spring is limited to 350 bar
Control Pilot Flow (0.25 ~0.33 L/min.)
Reduced
Tank
Shoulder
Locating
Pressure
Inlet
8A Cavity
3
1
M48X2
2
41.2 Hex.
(1 5/8 inch)
59
63.5
PB-19A-X-Y-8
