Flow Rate Characteristics
Standard Specifications
Option/Part Nos.
Specifications
Model
VHS20-D
VHS30-D
VHS40-D VHS40-06-D VHS50-D
Applicable AC size
AC20-D
AC30-D
AC40-D
AC40-06-D
AC50-D
AC60-D
*
1
Fluid
Air
Ambient and fluid temperatures
−5 to 60
°
C (No freezing)
Proof pressure
1.5 MPa
Max. operating pressure
1.0 MPa
Handle switching angle
90
°
Paint color
Handle: Red
Body: White
Body cover: White
Weight
0.10 kg
0.18 kg
0.40 kg
0.43 kg
0.82 kg
*
1 The VHS50 can be connected to the AC60.
Optional
specifications
Model
VHS20-D
VHS30-D
VHS40-D
VHS40-06-D
VHS50-D
Bracket
assembly
*
1
VHS24P-180AS VHS34P-180AS VHS44P-180AS VHS44P-180AS VHS54P-180AS
Silencer
assembly
*
2
VHS24P-190AS VHS34P-190AS VHS44P-190AS VHS54P-190AS VHS54P-190AS
*
1 The assembly consists of a bracket A/B and 2 mounting screws.
*
2 The assembly consists of the element assembly and an O-ring.
Model
Port size
Flow rate characteristics
IN, OUT
EXH
IN
R
OUT
OUT
R
EXH
C (dm
3
/s·bar)
b
Cv
C (dm
3
/s·bar)
b
Cv
VHS20-D
1/8
1/8
4.0
0.41
1.1
3.7
0.42
1.1
1/4
5.8
0.31
1.4
3.8
0.42
1.1
VHS30-D
1/4
1/4
8.8
0.44
2.4
8.0
0.46
2.3
3/8
14.1
0.28
3.5
7.8
0.46
2.2
VHS40-D
1/4
3/8
9.5
0.49
2.8
13.3
0.47
3.6
3/8
17.2
0.47
4.8
13.6
0.47
3.7
1/2
26.7
0.29
6.3
13.4
0.43
3.7
VHS40-06-D
3/4
1/2
34.0
0.22
7.6
16.1
0.41
4.4
VHS50-D
3/4
1/2
45.0
0.26
10.6
23.0
0.49
6.4
1
53.3
0.36
13.5
22.8
0.49
6.3
OSHA standard (Occupational Safety and Health
Administration, U.S. Department of Labor)
For safety control, OSHA rule requires
energy sources for certain equipment
be turned off or disconnected and that
the device either be locked or labelled
with a warning tag.
Cross section of EXH port
with built-in silencer assembly
Bracket assembly
Option “S”
With built-in silencer
(for EXH port)
Option “B”
With bracket
O-ring
Bracket A
Mounting screw
Bracket B
Element
assembly
4
OSHA Standard Compliant
Pressure Relief 3-Port Valve with Locking Holes
VHS20/30/40/50-D
Series
