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VELOCITY
FUSE
IN-LINE |
28000-500
SERIES
MALE PIPE
CONNECTIONS |
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| DESCRIPTION |
| - |
AN
IN-LINE VELOCITY
FUSE WITH MALE
NPTF CONNECTIONS, THAT
PROVIDES FULL-LINE
SHUT-OFF IN THE
EVENT OF A LINE
FAILURE. |
|
| OPERATION |
| - |
A
FLOW BELOW THE
SPECIFIED LIMIT IS
ALLOWED FROM “1”
TO “2”. |
| - |
FLOW
ABOVE THE
SPECIFIED LIMIT IS
ASSUMED TO BE A
LINE FAILURE AND
IS BLOCKED. |
| - |
FLOW
FROM ”2” TO
”1” PASSES
THRU THE
CONTROLLING
ORIFICE BUT IS
UNCONTROLLED. |
| - |
CLOSING
FLOW TOLERANCE=
+15%/-0% |
|
| FEATURES |
| - |
STEEL
COMPONENTS. |
| - |
FAIL
SAFE DESIGN. |
| - |
RAPID
RESPONSE. |
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|
-
SPECIFICATIONS - |
| Hydraulic
Symbol |
 |
| Operating
Pressure |
3500
PSI |
|
Temperature Range |
250ºF to -40ºF |
| Reopening
Differential |
50
PSI |
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ALL
DIMENSIONS IN INCHES |
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-
ORDERING INFORMATION - |
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| MODEL |
CONN.
1/2 |
FLOW
RANGE |
L |
T |
HEX. |
| 28000-502 |
1/4-18
NPTF |
0.1
– 4.0 GPM |
2.05 |
0.563 |
0.625 |
| 28000-503 |
3/8-18
NPTF |
0.5
– 10.0 GPM |
1.75 |
0.600 |
0.750 |
| 28000-504 |
1/2-14
NPTF |
0.5
– 25.0 GPM |
2.06 |
0.750 |
0.875 |
| 28000-506 |
3/4-14
NPTF |
2.0
– 40.0 GPM |
2.00 |
0.750 |
1.125 |
| 28000-508 |
1-11
1/2 NPTF |
2.0
– 50.0 GPM |
2.34 |
0.922 |
1.375 |
|
28000-512 |
1 1/2-11 1/2 NPTF |
2.0
– 80.0 GPM |
4.75 |
1.000 |
2.000 |
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Vonberg
Valve, inc.
HYDRAULIC
VALVE SPECIALISTS |
3800
Industrial Avenue
Rolling Meadows, IL 60008-1085
847/ 259-3800 fax 847/259-3997 |
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