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3R Manual Pull Valve, Heavy-Duty for Industrial Machine Safety Systems

3R Manual Pull Valve, Heavy-Duty for Industrial Machine Safety Systems


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The 3R Series Manual Pull Valve is a manually operated, mechanical valve designed primarily for safety and emergency stop functions in pneumatic systems. It allows operators to quickly and reliably shut off air pressure to a machine or a specific section by pulling a clearly accessible cord or handle, ensuring safe maintenance and emergency intervention.

Model:
3R210-08
Brand:
WAALPC
Code:
8481202090

Product Description

1. Robust Construction:

Zinc-aluminum alloy body resists corrosion and mechanical stress.

2. Smooth Operation:

Low-friction spool design for effortless lever actuation and long service life.

3. Wide Compatibility:

Supports all standard pneumatic fittings (ports: G1/8, G1/4, G3/8, G1/2).

Technical Parameters

ORDERING CODE

3R Hand drew valve

SPECIFICATION

Model	3R110-06	3R210-08	3R310-10	3R410-15
Working Medium	Air(to be filtered by 40μm filter element)
Action Mode	Hand controlled direct action type
Port Size	G1/8	G1/4	G3/8	G1/2
Effective Section Area	12.0mm² (Cv=0.67)	16mm² (Cv=0.89)	30.0mm² (Cv=1.67)	50.0mm² (Cv=2.79)
Position	3 port 2 position
Lubrication	Not required
Working Pressure Range	0~0.8MPa(0~116psi)
Proof Pressure	1.5MPa(215psi)
Working Temperature	-20~70℃
Material of Body	Aluminum alloy

OVERALLDIMENSION&STRUCTURE

3R Hand drew valve

Model	3R110-06	3R210-06	3R210-08	3R310-08	3R310-10
A	87	98	98	106.5	106.5
AB	47.8	57.8	57.8	66.5	66.5
AC	10	10	10	10	10
B	18	22	22	27	27
C	27	35	35	40	40
D	25	25	25	25	25
E	M12x0.75	M14x1.0	M14x1.0	M16x1.0	M16x1.0
K	3.1	4.3	4.3	4.3	4.3
KA	21	25	25	30	30
KB	13	16	16	18	18
KC	7.7	8	8	10	10
L	3.3	3.3	3.3	4.3	4.3
LA	19	30	30	35	35
LB	13	17	17	20	20
LC	14	13.5	13.5	15.5	15.5
P	G1/8	G1/8	G1/4	G1/4	G3/8
PA	16	22.5	22.5	24	24
PB	2	0	0	0	0
PC	15.5	17.5	17.5	21	21
PD	24.5	28.5	28.5	33	33
PE	1	0	1.5	0	2

Specification Download

3R Series Hand Drew Valve.pdf

Superiority

Why choose us? What can we do for you?

♦ Founded in 2011 and professional experienced in the field of producing pneumatic products for over 13+ years.
♦ We have strong production capacity, over 100000 pcs/month.
♦We have rich experience for offering OEM/ODM service
♦ We have strict quality control process with quick response of after sales service.
♦ Management system certification : ISO9001,CE, ROHS
♦ We have 10+ technical experts for researching and developing.
♦ Sales network expands from domestic sales to all over the world.