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VELOCITY
FUSE
SLIP-IN CARTRIDGE |
21800
SERIES
|
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|
| DESCRIPTION |
| - |
A
SLIP-IN CARTRIDGE
STYLE VELOCITY
FUSE 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. |
|
|
CAVITY
|
| - |
BORE DEPTHS ASSUME THE USE OF A STD. O-RING BOSS CONNECTOR WITH THREAD LENGTHS BASED ON SAE J514. |
| - |
CARTRIDGE VALVE IS LEFT WITH APPROX. 0.060" OF SLACK IN THE CAVITY TO PREVENT DAMAGING VALVE. |
| - |
CARTRIDGE BODY SEATS ON SMOOTH, FLAT SURFACE OF FITTING IN THE CLOSING FLOW
DIRECTION. |
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-
SPECIFICATIONS - |
| Hydraulic
Symbol |
 |
| Operating
Pressure |
3500
PSI |
|
Temperature Range |
250ºF to -40ºF |
| Reopening
Differential |
50
PSI |
|
|
ALL
DIMENSIONS IN INCHES |
|
|
-
ORDERING INFORMATION - |
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|
| MODEL |
L |
DIA. |
FLOW
RANGE |
A |
B
(MAX) |
C |
D |
|
21800-006 |
1.70 |
0.506 |
0.50
– 10.0 GPM |
2.15/2.16 |
0.375 |
0.510/0.515 |
1.76/1.77 |
| 21800-008 |
1.88 |
0.670 |
0.50
– 25.0 GPM |
2.38/2.39 |
0.500 |
0.672/0.677 |
1.94/1.95 |
| 21800-010 |
1.90 |
0.795 |
2.0
– 40.0 GPM |
2.46/2.47 |
0.625 |
0.797/0.802 |
1.96/1.97 |
| 21800-012 |
1.90 |
0.970 |
2.0
– 40.0 GPM |
2.56/2.57 |
0.812 |
0.972/0.977 |
1.96/1.97 |
| 21800-014 |
2.14 |
1.095 |
2.0
- 50.0 GPM |
2.80/2.81 |
0.812 |
1.097/1.102 |
2.20/2.21 |
| 21800-016 |
2.14 |
1.220 |
2.0
- 50.0 GPM |
2.80/2.81 |
0.937 |
1.222/1.227 |
2.20/2.21 |
| 21800-024 |
3.25 |
1.783 |
5.0
- 80.0 GPM |
3.91/3.92 |
1.437 |
1.787/1.792 |
3.31/3.32 |
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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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