Bipropellant Solenoid Thruster Valves
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Key Advantages
- Minimum dribble volume
- All welded design to prevent external leakage
- PTFE seal and stainless steel construction
- Normally closed valve state
| Characteristic | 2.5 lbf (10 N) Thust Redundant Seat |
45 lbf (200 N) Thrust Single Seat |
100 lbf (445 N) Thrust Single Seat |
| Max Operating Pressure, MEOP [psia(bar)] | 275 (19) | 500 (34.5) | 320 (22) |
| Proof Pressure [psia(bar)] | 675 (47) | 1300 (90) | 450 (31) |
| Burst Pressure [psia(bar)] | 2900 (200) | 2175 (150) | 1240 (85.5) |
| Flow Coefficient [GPM water/(psid)^0.5] | 0.00043 | 0.0047 | 0.009 |
| Operating Voltage Range [Vdc] | 12.5 to 50 | 24 to 31 | 20 to 32 |
| Open Response Time [msec] | 6 max | 22 max | 30 max |
| Close Response Time [msec] | 6 max | 15 max | 20 max |
| Power Consumption [watts] | 13 at 12.5 Vdc, 70F 10.5 at 20 Vdc, 70F |
42 at 31 Vdc, 70F | 23.3 at 32 Vdc, 70F |
| Leakage per Seat, Internal [scc/hr] | 3 | 3 | 5 |
| Leakage, External [scc/s] | 1E-6 | 1E-6 | 1E-6 |
| Cycle Life [cycles] | 1,000,000 | 600,000 | 5,000 |
| Weight [lbm (gram)] | 0.44 (200) | 1.2 (545) | 0.9 (409) |
| Inlet Filtration [micron absolute rating | 25 | 25 | 25 |
| Operating Temperature Range[ºF (ºC)] | 40 to 250 (4.4 to 121) | 32 to 122 (0 to 50) | 40 to 200 (4.4 to 93.3) |
| Representative Model Numbers | -051-178-7 -051E344 |
-053-247B | -053-200C |
