1
2
3
(Pilot Operated Reducing/Relieving)
Option Type
Improved Dynamic
TECHNICAL DATA
Max.Operating pressure: 350 bar
Rated flow: 320 l/min
Cavity-Tooling: 19A-3
Installation torque: 465-500 Nm
Weight: 1.29 kg
REDUCING/RELIEVING VALVE
Rev.160225
B.222.104
Ordering Code:
UNIT:mm
60
40
100
Reducing
Relieving
140
120
80
20
480
320
160
0
-160
-320
Pressure- P(bar)
Flow-Q(l/min)
Regulated Pressure
Response
Lock Knob.
K
Handknob with
socket screw.
Z
OPTIONS
L
Leakproof hex.
Maximum Differential=140 bar
SPRINGS
Y
Q
4 to 28 bar (14 bar Standard Setting)
Maximum Differential=210 bar
A
ADJUSTMENT RANGES
7 to 210 bar (14 bar Standard Setting)
Maximum Differential=210 bar
B
3.5 to 105 bar (14 bar Standard Setting)
Maximum Differential=140 bar
N
4 to 55 bar (14 bar Standard Setting)
350 bar inlet pressure
W
Control Pilot Flow (0.25 ~0.33 L/min.)
10.5 to 315 bar (14 bar Standard Setting)
1.7 to 55 bar (14 bar Standard Setting)
Maximum Differential=140 bar
E
D
35
OPERATION
X
30
Standard Type
33
Low Leakage
Maximum Differential=140 bar
1.7 to 28 bar (14 bar Standard Setting)
Impact Resistant Type
(Without Filter)
PP-19A-X-Y-Z
Locating
Shoulder
Pressure
Inlet
Tank
Reduced
L=100
K=107
1
(1 5/8 inch)
2
M48X2
41.2 Hex.
3
(L Control shown)
from locating shoulder.
Control Option:
Maximum extension
40
63.5
