DIRECTIONAL VALVES
MV08-22 Manual Release Valve
DESCRIPTION
A cam-operated, two-way, normally-closed poppet-type directional valve.
OPERATION
The MV08-22 blocks fl ow in the ➁ to ➀ fl ow path until cam force is supplied suffi cient
to overcome the spring bias plus load force.
Note: For applications requiring the
➀ to ➁ fl ow path, consult factory.
FEATURES
• Hardened seat and poppet for long life.
• Stainless steel cam button.
RATINGS
Operating Pressure: 207 bar (3000 psi)
Flow: 15.1 lpm (4 gpm)
Internal Leakage: 0.15 cc/minute (3 drops/minute) max. from 20.7 to 207 bar
(300 to 3000 psi) on port
➁
Required Cam Force for Operation Port ➁ Loaded:
No load: 9.1 kgs. (20 lbs.)
69 bar (1000 psi): 20.9 kgs. (46 lbs.)
138 bar (2000 psi): 32.7 kgs. (72 lbs.)
207 bar (3000 psi): 44.5 kgs. (98 lbs.)
Temperature: -40 to 120°C
Filtration: See page 9.010.1
Fluids: Mineral-based or synthetics with lubricating properties at viscosities of
7.4 to 420 cSt (50 to 2000 sus); See Temperature and Oil Viscosity, page 9.060.1
Installation: Position unlimited. 11.9 mm (15/32 in.) diameter drill,
32.5 mm (1.28 in.) from spotface required minimum.
Cavity: VC08-2, Cavity Variation “A”; See page 9.108.1
Cavity Tool: CT08-2; See page 8.600.1
Seal Kit: SK08-2X-T; See page 8.650.1
USASI/ISO:
SYMBOLS
4.600.1
PERFORMANCE (Cartridge Only)
PRESSURE DROP bar/psi
13.8/200
10.3/150
6.9/100
3.4/50
7.5
2
15.1
4
22.7
6
37.9
10
FLOW lpm/gpm
➁ to ➀ Fully Open
32 cSt/150 ssu oil at 40°C
30.2
8
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Cartridge: Weight: 0.05 kg. (0.12 lbs.)
Stainless steel pin. Steel with
hardened work surfaces.
Zinc-plated exposed surfaces.
Buna N O-rings and back-up
standard.
Standard Ported Body: None.
Consult factory.
MATERIALS TO ORDER
DIMENSIONS
4.600.2
MV08-22
MV08-22-0-__
Seals
N Buna N (Std.)
V Fluorocarbon
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