VELOCITY FUSE
32
Safety Valves
21800 SERIES
VELOCITY FUSE
INLINE •
SLIP-IN CARTRIDGE
Description
AN IN-LINE, SLIP-IN CARTRIDGE STYLE VELOCITY FUSE THAT PROVIDES FULL-LINE
SHUT-OFF IN THE EVENT OF A LINE
FAILURE.
Product Rendering
Schematic
Typical Performance
Operation
- VALVE BODY SEATS ON SMOOTH, FLAT SURFACE OF FITTING IN THE CLOSING FLOW DIRECTION.
- VALVE BODY IS LEFT WITH APPROX. 0.060" OF SLACK IN THE CAVITY TO PREVENT DAMAGING VALVE.
- BORE DEPTHS ASSUME THE USE OF A STANDARD O-RING COSS CONNECTOR WITH THREAD LENGTHS BASED ON SAE J514.
- FLOW FROM (2) TO (1) PASSES THROUGH THE CONTROLLING ORIFICE BUT IS UNCONTROLLED.
- FLOW ABOVE THE SPECIFIED LIMIT IS ASSUMED TO BE A LINE FAILURE AND IS BLOCKED.
- A FLOW BELOW THE SPECIFIED LIMIT IS ALLOWED FROM (1) TO (2).
Features
- RAPID RESPONSE.
- FAIL SAFE DESIGN.
- STEEL COMPONENTS.
Specifications
| CLOSING FLOW TOLERANCE |
+15% / -0% |
| OPERATING PRESSURE |
3500 PSI |
| REOPENING DIFFERENTIAL |
50 PSI |
| TEMPERATURE RANGE |
250° F TO -40° F |
Ordering Information
| 21800-006 | 0.506 | 1.70 | 0.5 TO 10.0 GPM | 2.15 /
2.16 | 0.375 | 0.510 /
0.515 | 1.76 /
1.77 |
21800-008 | 0.670 | 1.88 | 0.5 TO 25.0 GPM | 2.38 /
2.39 | 0.500 | 0.672 /
0.677 | 1.94 /
1.95 | 21800-010 | 0.795 | 1.90 | 2.0 TO 40.0 GPM | 2.46 /
2.47 | 0.625 | 0.797 /
0.802 | 1.96 /
1.97 | 21800-012 | 0.970 | 1.90 | 2.0 TO 40.0 GPM | 2.56 /
2.57 | 0.812 | 0.972 /
0.977 | 1.96 /
1.97 | 21800-014 | 1.095 | 2.14 | 2.0 TO 50.0 GPM | 2.80 /
2.81 | 0.812 | 1.097 /
1.102 | 2.20 /
2.21 | 21800-016 | 1.220 | 2.14 | 2.0 TO 50.0 GPM | 2.80 /
2.81 | 0.937 | 1.222 /
1.227 | 2.20 /
2.21 | 21800-024 | 1.783 | 3.25 | 5.0 TO 80.0 GPM | 3.91 /
3.92 | 1.437 | 1.787 /
1.792 | 3.31 /
3.32 |
21800-006View More
0.506
1.70
0.5 TO 10.0 GPM
2.15 / 2.16
0.375
0.510 / 0.515
1.76 / 1.77
21800-008View More
0.670
1.88
0.5 TO 25.0 GPM
2.38 / 2.39
0.500
0.672 / 0.677
1.94 / 1.95
21800-010View More
0.795
1.90
2.0 TO 40.0 GPM
2.46 / 2.47
0.625
0.797 / 0.802
1.96 / 1.97
21800-012View More
0.970
1.90
2.0 TO 40.0 GPM
2.56 / 2.57
0.812
0.972 / 0.977
1.96 / 1.97
21800-014View More
1.095
2.14
2.0 TO 50.0 GPM
2.80 / 2.81
0.812
1.097 / 1.102
2.20 / 2.21
21800-016View More
1.220
2.14
2.0 TO 50.0 GPM
2.80 / 2.81
0.937
1.222 / 1.227
2.20 / 2.21
21800-024View More
1.783
3.25
5.0 TO 80.0 GPM
3.91 / 3.92
1.437
1.787 / 1.792
3.31 / 3.32
Page last updated: 8/28/19, 9:57 PM
This document, as well as all catalogs, price lists and information provided by Vonberg Valve, Inc., is intended to provide product information for further consideration by users having substantial technical expertise due to the variety of operating conditions and applications for these valves, the user, through its own analysis, testing and evaluation, is solely responsible for making the final selection of the products and ensuring that all safety, warning and performance requirements of the application or use are met.
The valves described herein, including without limitation, all component features, specifications, designs, pricing and availability, are subject to change at any time at the sole discretion of vonberg valve, inc. without prior notification.
