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Description:
A cartridge-style direct-acting differential area poppet-type relief valve.
Operation:
The valve blocks flow from ② to ① until sufficient pressure is present at ② to force the poppet from its seat.
Specifications
Operating pressure: |
240 Bar |
Standard spring ranges: |
10.34 to 41.38 bar; preset: 21 bar |
10.34 to 89.66 bar; preset: 45 bar |
|
17.24 to 165.52 bar; preset: 83 bar |
|
17.24 to 241.38 bar; preset: 121 bar |
|
Reseat pressure: |
80% of crack pressure (crack pressure at 0.95 lpm/ 0.25 gpm) |
Flow: |
See pressure drop vs. flow graph |
Internal leakage: |
5 Drops/min. max. to 85% of nominal setting |
Temperature: |
(-40℃ to +120℃) with NBR material seals |
Fluids: |
Mineral-based fluids with viscosity of 7.4 to 420 cSt. |
Cavity: |
HY10-2, see page H.1.3 |
Body material: |
6061-T6 Aluminum alloy rated to 207 bar, steel & ductile iron rated to 350 bar |