SMC VPA3145/3165/3185 3-Port Air Operated Valve (Rc3/8 to Rc2)

SMC VPA3145/3165/3185 series large-bore air-piloted 3-port poppet valve, direct piping, with Rc3/8 to Rc2 IN/OUT ports.

Key features

Single pilot, N.C. (N.O. in vacuum use); body sizes 1/2, 1 and 1 1/2 inch
Standard type 0.2 to 0.8 MPa; vacuum/low pressure type (V) -101.2 kPa to 0.2 MPa
Large flow: VPA3185 up to 670 mm² effective area
Lubricated use (turbine oil class 1 ISO VG32); G, NPT, NPTF threads on order

Specifications

Fluid	Air
Valve type	3-port air operated valve, poppet, direct piping
Switching	N.C. (N.O. for vacuum use)
Operating pressure range	Standard 0.2 to 0.8 MPa; vacuum/low pressure -101.2 kPa to 0.2 MPa
Pilot pressure	Per pilot pressure range graph
Ambient and fluid temperature	0 to 60°C (no freezing)
Lubrication	Required (turbine oil class 1 ISO VG32 or equivalent)
Mounting orientation	Unrestricted
Impact/vibration resistance	150/50 m/s²
Pilot port	Rc1/8 (3 places)
Mass	VPA3145 1.0 kg, VPA3165 1.5 kg, VPA3185 2.3 kg
Source	SMC Korea catalog VPA3145/3165/3185 (SMCKR_VPA3145_3165_3185.pdf), p. 1383-1384 (PDF p. 1-2)

VPA3145-03		Series: VPA3145 \| Option: Standard \| IN/OUT port: Rc3/8 \| EXH port: Rc3/4
VPA3145-04		Series: VPA3145 \| Option: Standard \| IN/OUT port: Rc1/2 \| EXH port: Rc3/4
VPA3145-06		Series: VPA3145 \| Option: Standard \| IN/OUT port: Rc3/4 \| EXH port: Rc3/4
VPA3145V-03		Series: VPA3145 \| Option: Vacuum / low pressure \| IN/OUT port: Rc3/8 \| EXH port: Rc3/4
VPA3145V-04		Series: VPA3145 \| Option: Vacuum / low pressure \| IN/OUT port: Rc1/2 \| EXH port: Rc3/4
VPA3145V-06		Series: VPA3145 \| Option: Vacuum / low pressure \| IN/OUT port: Rc3/4 \| EXH port: Rc3/4
VPA3165-06		Series: VPA3165 \| Option: Standard \| IN/OUT port: Rc3/4 \| EXH port: Rc1 1/4
VPA3165-10		Series: VPA3165 \| Option: Standard \| IN/OUT port: Rc1 \| EXH port: Rc1 1/4
VPA3165-12		Series: VPA3165 \| Option: Standard \| IN/OUT port: Rc1 1/4 \| EXH port: Rc1 1/4
VPA3165V-06		Series: VPA3165 \| Option: Vacuum / low pressure \| IN/OUT port: Rc3/4 \| EXH port: Rc1 1/4
VPA3165V-10		Series: VPA3165 \| Option: Vacuum / low pressure \| IN/OUT port: Rc1 \| EXH port: Rc1 1/4
VPA3165V-12		Series: VPA3165 \| Option: Vacuum / low pressure \| IN/OUT port: Rc1 1/4 \| EXH port: Rc1 1/4
VPA3185-12		Series: VPA3185 \| Option: Standard \| IN/OUT port: Rc1 1/4 \| EXH port: Rc2
VPA3185-14		Series: VPA3185 \| Option: Standard \| IN/OUT port: Rc1 1/2 \| EXH port: Rc2
VPA3185-20		Series: VPA3185 \| Option: Standard \| IN/OUT port: Rc2 \| EXH port: Rc2
VPA3185V-12		Series: VPA3185 \| Option: Vacuum / low pressure \| IN/OUT port: Rc1 1/4 \| EXH port: Rc2
VPA3185V-14		Series: VPA3185 \| Option: Vacuum / low pressure \| IN/OUT port: Rc1 1/2 \| EXH port: Rc2
VPA3185V-20		Series: VPA3185 \| Option: Vacuum / low pressure \| IN/OUT port: Rc2 \| EXH port: Rc2

Air Operated ValvesSMC

18 product codes available in this family

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SMC VPA3145/3165/3185 3-Port Air Operated Valve (Rc3/8 to Rc2)

Brand SMC·Air Operated Valves

Available part numbers (18)

VPA3145-03, VPA3145-04, VPA3145-06, VPA3145V-03, VPA3145V-04, VPA3145V-06, VPA3165-06, VPA3165-10, VPA3165-12, VPA3165V-06 + 8 more — see full table ↓

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SMC VPA3145/3165/3185 3-Port Air Operated Valve (Rc3/8 to Rc2)