Rated flow: 120 l/min
Max. Setting: 280 bar
COUNTERBALANCE VALVE
Rev.1602256
B.121.102
Ordering Code:
UNIT:mm
Cavity-Tooling: 2A-3
Max. Operating pressure: 350 bar
Pressure Drop
50
40
30
20
10
120
90
60
30
0
Pressure- P(bar)
Flow-Q(l/min)
E
16 to 55 bar (25 bar Standard Setting)
25 to 105 bar (70 bar Standard Setting)
SPECIAL PURPOSES(0.3 bar Cracking Pressure)
B
A
70 to 280 bar (210 bar Standard Setting)
25 to 105 bar (70 bar Standard Setting)
ADJUSTMENT RANGES(2 bar Cracking Pressure)
70 to 280 bar (210 bar Standard Setting)
I
H
Y
SPRINGS
3 : 1 (with sealed pilot)
1.5 : 1 (with sealed pilot)
3A
3C
3 : 1
33
X
PILOT RATIO
OPTIONS
Free Flow or Piloted Open
socket screw.
L
C
Z
Leakproof hex.
(with bleed through pilot)
3Q
Installation torque: 60-70 Nm
①
2 : 1
①
t
o
②
②
Cover.
t
o
Tamper Resistant
load induced pressure.
Pressure Setting:
Weight: 0.3 kg
Stainless Steel
Setting should be 1.3 times maximum
TECHNICAL DATA
Valve
Pilot
Shoulder
(1 1/8 inch)
28.5 Hex.
Turn screw clockwise
Load
Locating
to reduce setting and
release load.
(L Control shown)
Control Option:
Maximum extension
from locating shoulder.
1.00-14UNS-2A
1
2
3
35.1 58
CB-2A-X-Y-Z
2
3
1
25
