Document
Conforming to OSHA Standard
Pressure Relief 3 Port Valve New RoHS with Locking Holes
Max.
60%
Lighter
∗ VHS20
Weight
Sonic Conductance
C[dm3/s·bar]
Max.
Energy Saving
Zero blow-by of the air during switching of the handle
45%
Up
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Safety Measure
Double action Step1
Step2
With locking holes
With the indicator window
Combination with a (modular style) F.R.L. is possible.
AC20-A VHS20 VHS30 VHS40 VHS50 AC25-A AC30-A AC40-A AC50
Single Action Series Double Action Series
VHS20/30/40/50 VHS2510/3510/4510/5510
CAT.ES13-10A
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Single Action Series VHS20/30/40/50 Double Action Series VHS2510/3510/4510/5510
Lightweight
Resin handle and bonnet is standard.
Material: Resin (Handle, bonnet)
Weight Maximum
60
% Lighter
Handle: Flame resistant PBT (Equivalent to UL-94,V-0) Bonnet: Flame resistant PBT (Equivalent to UL-94,V-0)
Aluminum handle and bonnet type is available.
76 g
Body: Aluminum
VHS20 (Aluminum body is standard): 190 g
VHS20-A
VHS20-B
Safety Measure
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Can prevent accidents caused by inadvertent air supply problems.
With the indicator window
The supply/exhaust status of the air flow can be verified at a glance in the indicator window.
Double action
Push the handle and then turn, 2-step action prevents malfunction.
Step1
Push down the handle
SUP : Supply EXH : Exhaust
With locking holes
When in the exhaust position, the valve may be padlock secured. Prevents accidental start-ups while personnel are cleaning or servicing equipment.
OSHA standard (Occupational Safety and Health Administration 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.
Step2
Turn the handle
Features 1
Datasheet pdf - http://www.DataSheet4U.co.kr/
Conforming to OSHA Standard
Pressure Relief 3 Port Valve with Locking Holes
Options
With bracket Built-in silencer (EXH port)
Built-in silencer Silencer can be mounted afterwards
Element
Bracket
Element cover
Space saving
Made to Order (-X1)
Red body is available.
Variations
Port size 1/8, 1/4, and 3/8 are now available for double action type.
Single action Double action
VHS20 VHS2510
VHS30 VHS3510
VHS40 VHS4510
VHS50 VHS5510
1/8 1/4 3/8 1/2
Body
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3/4 1
Features 2
Datasheet pdf - http://www.DataSheet4U.co.kr/
Conforming to OSHA Standard
Series VHS20/30/40/50
RoHS
How to Order
Pressure Relief 3 Port Valve with Locking Holes (Single Action)
Single action
VHS 40
04 A BS
Made to Order
Symbol X1 Description Body: Red Note)
Note) Refer to Photo of X1 in Feature 2 for the appearance.
Pressure relief 3 port valve Body size
Symbol 20 30 40 50
Thread type
Nil N F Rc NPT G
Semi-standard specifications
Symbol Description — Nil Flow direction: Right → Left R Z Note) PSI as unit displayed on label
Note) Only for the NPT thread. Under the New Measurement Law, products for overseas use only (SI unit type for use in Japan).
Port size
Symbol 01 02 03 04 06 10 Port size 1/8 1/4 3/8 1/2 3/4 1 20 — — — — Body size 40 30 — — — — — — 50 — — — —
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Options
Symbol Nil B
Description — With bracket Built-in silencer (EXH port)
Handle / Bonnet material
Symbol A B Material Flame resistant PBT Aluminum S
3
Built-in silencer
A spacer or spacer with bracket is required if the valve is combined with modular F.R.L. Please order it separately. VHS type can be ordered from How to Order of modular F.R.L. combination.
Pressure relief 3 port valve VHS20 VHS30 VHS40 VHS40-06 VHS50
Spacer part no. Y200-A Y300-A Y400-A Y500-A Y600-A
Spacer with bracket part no. Y200T-A Y300T-A Y400T-A Y500T-A Y600T-A
Applicable air preparation equipment AC20-A AC25-A, AC30-A AC40-A AC40-06-A AC50, AC55 Note), AC60 Note)
Note) VHS50 can be connected to AC55 and AC60.
Spacer
IN
OUT Spacer with bracket
1
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Conforming to OSHA Standard Pressure Relief 3 Port Valve with Locking Holes (Single Action) Series
VHS20/30/40/50
Specifications
Standard specifications
Model Fluid Ambient and fluid temperature Proof pressure Operating pressure range Handle switching angle Paint color (Standard) Weight A (Handle, bonnet: Flame resistant PBT) B (Handle, bonnet: Aluminum) 76 g 92 g 127 g 156 g VHS20 VHS30 VHS40 VHS40-06 Air –5 to 60°C (No freezing) 1.5 MPa 0.1 to 1.0 MPa 90° Handle: Red Body: White 247 g 301 g 293 g 349 g 532 g 630 g VHS50
JIS Symbol 2
Flow-rate characteristics
Port size Model VHS20 VHS30 VHS40 VHS40-06 VHS50 IN, OUT 1/8 1/4 1/4 3/8 1/4 3/8 1/2 3/4 3/4 1 EXH 1/8 1/4 3/8 1/2 1/2 Flow-rate characteristics IN→OUT OUT→EXH C(dm3/s·bar) b Cv C(dm3/s·bar) b 0.39 2.5 0.65 0.43 2.4 0.51 3.1 0.88 0.40 3.3 0.38 6.2 1.7 0.45 6.4 0.41 7.0 2.3 0.41 8.3 0.35 8.5 2.0 0.49 7.3 0.40 11.6 3.0 0.45 10.9 0.43 13.3 3.8 0.39 14.2 0.37 17.7 5.0 0.31 18.3 0.41 21.8 6.4 0.41 23.8 0.44 23.5 .