Page 622 - Hydrover-hydraulic-integrated-circuits-catalogue

COMPONENTS

Relief, direct acting poppet type
pressure compensated

Special cavity, 008
RE 18318-26
Edition: 03.2016
VS-30-CC 04.11.27 - X - 99 - Z Replaces: 07.2012

Technical data
Max. operating pressure 350 bar (5000 psi)
Max. flow 30 l/min (8 gpm)
Max. internal leakage 1) 15 drops/min.
Fluid temperature range -30 to 100 °C (-22 to 212 °F)
Installation torque 46 - 51 Nm (34 - 38 ft-lbs)
Weight 0.17 kg (0.38 lbs)
Special cavity 008 (see data sheet 18325-75)
Lines bodies and standard Please refer to section “Hydraulic
assemblies integrated circuit” or consult factory
Seal kit 2) Code: RG0008010520100
Description material no: R930001693
Flow is blocked from 1 to 2 until pressure increases to meet Fluids Mineral-based or synthetics with
the selected valve setting, lifting the poppet from its seat lubricating properties
and allowing relief flow through 2 to tank. The valve applies at viscosities of 10 to 500 mm /s (cSt)
2
a balanced piston design allowing consistent relief operation Recommended degree of Nominal value max. 10µm (NAS 8) /
at the valve setting independent of back-pressure at 2. The fluid contamination ISO 4406 19/17/14
unique Bosch Rexroth Oil Control poppet design provides Installation position No restrictions
enhanced stability at all flows and pressures. Other Technical Data See data sheet 18350-50
1) At 80% of pressure setting
2) Only external seals for 10 valves

Characteristic curve

Pressure Δp

Flow Q

RE 18318-26/03.2016, Bosch Rexroth Oil Control S.p.A.

622 General catalogue September 2023 edition