(Modulating Element With Relief Function)
TECHNICAL DATA
OPERATION
X
Max.Operating pressure: 350 bar
Rated flow: 320 l/min
Cavity-Tooling: 19A-3
Installation torque: 465-500 Nm
Weight: 1.43 kg
RELIEF VALVE
3B
Piston Without Orifice
Rev.160225
B.105.204
Ordering Code:
UNIT:mm
Lock Knob.
K
is 6 bar
0
50
100
150
200
3
6
9
12
15
Load Pressure (bar)
Pressure Differential
Port 1 to 3 (bar)
Typical Compensator Differentials
300 l/min
375 l/min
525 l/min
Compensating Pressure
Maximum Leakage (82 cc/min./70 bar)
10.5 to 420 bar (70 bar Standard Setting)
C
7 to 210 bar (70 bar Standard Setting)
A
SPRINGS
Y
ADJUSTMENT RANGES
B 3.5 to 105 bar (70 bar Standard Setting)
450 l/min
Leakproof hex.
Cover.
OPTIONS
Response Time-Typical (10 ms)
Tamper Resistant
socket screw.
L
Z
Stainless Steel
Handknob with
C
3
2
1
Shoulder
Sense
Inlet
Locating
(1 5/8 inch)
Bypass
41.2 Hex.
M48x2
Control Option:
Maximum extension
from locating shoulder.
(L Control shown)
L=99
K=105
1
2
3
63.5
RV-19A-X-Y-Z
40
