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Parker Hannifin Corporation
Climate & Industrial Controls Group
Cleveland, OH
Catalog CIC-2003-1/US
Industrial Refrigeration Products: Gas Powered Suction Stop Valves
400
Type S9 Flanged Body
Port Sizes 50-100mm (2" - 4")
Low Pressure Drop for Low Temperature Operation
Suitable to -50°C (-60°F)
Can Be Installed in Vertical or Horizontal Position
Manual Opening Feature
Maximum Rated Pressure (MRP): 27.6 bar (400 PSIG)
Description
This heavy duty gas powered valve is suitable for Ammonia,
R-22, R404a, and R507, other refrigerants, certain oils and
other fluids approved for use in refrigeration. They are pilot
operated semi-steel bodied valves. The valves may be
opened by means of the manual opening stem for servicing
or in case of electrical power failure.
The Type S9 is a pilot operated valve but uses an external
source of higher pressure gas to operate the valve, and,
therefore requires no minimum pressure drop to open. The
external gas pressure must be at least 0.69 bar (10 psi)
above valve internal upstream pressure for positive open-
ing. This valve is normally closed.
Specifications
Minimum Pressure Drop
to Open Wide ................................................. 0 bar (0 PSI)
Minimum Fluid Temperature ......................... -50°C (-60°F)
Coil (See page 376).............................. Class B” Housing
Flow Coefficient
50mm (2") .......................................... 38.5 Kv (45.0 Cv)
65mm (2½") ....................................... 55.6 Kv (65.0 Cv)
75mm (3") ........................................... 85.6 Kv (100 Cv)
100mm (4").......................................... 154 Kv (180 Cv)
Dimensions
Materials
Body ..................................................................... Gray Iron
Seat ............................................................................ Metal
N
F
Between Tube
Stops
E
G
Add for
Strainer
Allow 25mm (1.0") below valve
to operate manual opening stem
D
C
FPT
SW
A
B
82.5mm
(3.25")
3/8" FPT
(Std)
Pressure
Pilot
Solenoid
241mm
(9.5")
160mm (6.3")
178mm (7.0")
305mm (12.0")
140mm
(5.5")
Bleed
Pilot
Solenoid
3/8" FPT
(Std.)
H
Allow 100mm (4.0") above valve
for removal of coil knob & coil.
Dimension 50mm (2") 65mm (2-1/2") 75mm (3") 100mm (4")
A
MM 429 455 570 615
INCH 16.9 17.9 22.4 24.2
B
MM 175 180 269 292
INCH 6.9 7.1 10.6 11.5
C
MM 251 251 311 366
INCH 9.9 9.9 12.2 14.4
D MM 307 331 389 450
(FPT,SW) INCH 12.1 13.0 15.3 17.7
CONN. 1-1/2 2 2-1/2 3 4
E MM 364 371 401 478 571
(WN) INCH 14.3 14.6 15.8 18.8 22.5
CONN. 1-5/8 2-1/8 2-5/8 2-5/8 3-1/8 3-1/8 3-5/8 4-1/8
F MM 358 338 358 348 389 414 432 503
(ODS) INCH 14.1 13.3 14.1 13.7 15.3 16.3 17 19.8
G
MM 251 314 314 363
INCH 9.9 12.4 12.4 14.3
H
MM 140 159 176 222
INCH 5.5 6.2 7.0 8.8
J
MM 254 274 300 323
INCH 10.0 10.8 11.8 12.7
CONN. 1-5/8 2-1/8 2-5/8 2-5/8 3-1/8 3-1/8 3-5/8 4-1/8
N MM 28333838 434348 55
(ODS) INCH 1.1 1.3 1.5 1.5 1.7 1.7 1.9 2.2
Technical Information and Dimensions