Directional Spool Valve H-4WEH25HC6X/O6EG24N9SK4 - Bosch Rexroth R900953507

Spool symbol C with two switching positions covers drives that alternate between two defined states, with no centre position in between. The pilot-operated size 25 main stage passes up to 700 l/min and holds 350 bar operating pressure. Pilot oil supply and return both run externally.

Benefits

• Spool symbol C with two switching positions across four ports
• 700 l/min flow across the ISO 4401-08-08-0-05 subplate interface
• 350 bar permissible operating pressure in size 25
• External pilot oil supply and external return
• Solenoid actuation at 24 VDC, 3-pole connector (2 + PE) according to EN 175301-803
• 18.31 kg mass, NBR seals for HL hydraulic fluid

Technical data

Application

Applications are change-over duties in power units, tool changers and large clamping cylinders. Because both pilot ports are brought outside, control pressure can be set and monitored separately. The 350 bar rating covers the range of ordinary industrial power units.

Manufacturer

Bosch Rexroth lists this directional valve H-4WEH25HC6X/O6EG24N9SK4 under material number R900953507. The data sheets Directional spool valves, pilot-operated (RE 24751) and Hydraulic valves and hydro- (RE 07600-B) carry the characteristic curves and installation dimensions. The subplate has to carry control ports X and Y.