3-Port Valve for Releasing Residual Pressure With Keyhole (Double Action Type) VHS2510/3510/4510/5510

Brand :

SMC

Caution

Refer to the catalog for details on product specifications.
The products shown in the image are representative. CAD data is not supported for some model numbers.

Product Description

With this OSHA compliant Pressure Relief 3-Port Valve (Double Action) With Locking Holes, the supply and exhaust status of air flow can be checked at a glance.
[Features]
· The safety-measure manually operated valve can be used to prevent accidents caused by residual pressure in pneumatic lines.
· A specification in which when residual pressure is being released, the valve handle can be locked in position to prevent accidental operation.
· The double action type is structured so that the handle has to be pushed down before turning, helping prevent accidental operation.

Conforming To OSHA Standard, Pressure Relief 3-Port Valve (Double Action) With Locking Holes, VHS2510/3510/4510/5510 Series Details

Conforming To OSHA Standard, Pressure Relief 3-Port Valve (Double Action) With Locking Holes, VHS2510/3510/4510/5510 Series: product images

Conforming To OSHA Standard, Pressure Relief 3-Port Valve (Double Action) With Locking Holes, VHS2510/3510/4510/5510 Series Specifications

Model		VHS2510	VHS3510	VHS4510	VHS4510-06	VHS5510
Applicable fluids		Air
Ambient temperature and working fluid temperature		-5 to 60°C (no freezing)
Proof pressure		1.5 MPa
Operating pressure range		0.1 to 1.0 MPa
Handle switching angle		90°
Color of exterior (standard)		Handle: red Body: urban white
Weight	A (Handle, bonnet: flame-retardant PBT)	77 g	129 g	250 g	296 g	536 g
Weight	B (Handle, bonnet: aluminum)	93 g	158 g	304 g	352 g	635 g

Model Number Notation

Model number example

Flow rate characteristics

Model	Piping connection port diameter		Flow rate characteristics
	IN, OUT	EXH	IN → OUT			OUT → EXH
	IN, OUT	EXH	C (dm³/(s-bar)	b	Cv	C (dm³/(s-bar)	b	Cv
VHS2510	1/8	1/8	2.4	0.43	0.65	2.5	0.39	0.69
VHS2510	1/4	1/8	3.3	0.40	0.88	3.1	0.51	0.84
VHS3510	1/4	1/4	6.4	0.45	1.7	6.2	0.38	1.7
VHS3510	3/8	1/4	8.3	0.41	2.3	7.0	0.41	1.9
VHS4510	1/4	3/8	7.3	0.49	2.0	8.5	0.35	2.3
	3/8		10.9	0.45	3.0	11.6	0.40	3.1
	1/2		14.2	0.39	3.8	13.3	0.43	3.6
VHS4510-06	3/4	1/2	18.3	0.31	5.0	17.7	0.37	4.8
VHS5510	3/4	1/2	23.8	0.41	6.4	21.8	0.41	5.9
VHS5510	1	1/2	31.9	0.33	8.6	23.5	0.44	6.4

Structural Drawings

VHS2510 to VHS5510-A structural drawings

VHS2510 to VHS5510-B structrural drawings

Built-in silencer (option): structural drawing

Component Parts

Number	Part name	Materials		Additional notes
Number	Part name	VHS2510 to 5510-A	VHS2510 to 5510-B	Additional notes
1	Body	ADC12		Urban white
2	Bonnet	Flame-retardant PBT (UL-94 standard V-0 equivalent)	ADC12	Urban white
3	Handle	Flame-retardant PBT (UL-94 standard V-0 equivalent)	ADC12	Red
4	Cam ring	POM		-
5	Spool	PBT		-
6	Spool O-ring	H-NBR		-
7	Spool spring	Stainless steel		-
8	Sleeve	POM		-

*The VHS Series cannot be disassembled.

Option part numbers

Model	Bracket assembly part no. ^{Note 1)}	Silencer assembly part no. ^{Note 2)}
VHS2510	VHS20PW-180AS	VHS20PW-190AS
VHS3510	VHS30PW-180AS	VHS30PW-190AS
VHS4510	VHS40PW-180AS	VHS40PW-190AS
VHS4510-06	VHS40PW-180-06AS	VHS40PW-190-06AS
VHS5510	VHS50PW-180AS	VHS50PW-190AS

*Note 1) Bracket: 1 pc., Mounting screws: 2 pcs.
*Note 2) Element (1), element O-ring (2), element cover (3) 1 pc. of each

Conforming To OSHA Standard, Pressure Relief 3-Port Valve (Double Action) With Locking Holes, VHS2510/3510/4510/5510 Series Dimensions

(Unit: mm)

Conforming To OSHA Standard, Pressure Relief 3-Port Valve (Double Action) With Locking Holes, VHS2510/3510/4510/5510 Series: dimensional drawing

Model	Standard specification
	P1	P2	A	B	C	D	E	F		G	H	I	J	K	L	M	Z
	P1	P2	A	B	C	D	E	A type	B type	G	H	I	J	K	L	M	Z
VHS2510	1/8, 1/4	1/8	66.4	22.3	40	37.5	14	46.6	47.2	33.6	28	43	24	4.5	14.8	9	3.2
VHS3510	1/4, 3/8	1/4	80.3	29.4	53	49	19	52		38	30	49	30	4.5	19	9	3.2
VHS4510	1/4, 3/8, 1/2	3/8	104.9	38.5	70	63	22	58		44	36	63	38	5.5	24	10	4.2
VHS4510-06	3/4	1/2	110.4	42	75	63	22	58		44	44	63	43	5.5	26	10	4.2
VHS5510	3/4, 1	1/2	134.3	53	90	76	26	76		61	53	81	50	6.5	31	12	4.2

Model	Option specification
	With Bracket										Built-in silencer
	N	Q	R	S	T	U	V	W	X	Y	AA	BB
VHS2510	5.4	8.4	27	40	75.4	31.3	25.3	53.3	30	2.3	3	12
VHS3510	6.5	10	36.5	53	90.9	40	33	67	41	2.3	3	14
VHS4510	8.5	19	43.5	70	119.4	53	44	79	50	2.8	3	19
VHS4510-06	8.5	19	43.5	70	123.4	55	46	79	50	2.8	4	22
VHS5510	11	27.5	49.5	90	152.3	71	60	108	70	3.2	4	22