Directional Spool Valve 4WEH16H7X/6EG24N9ESK4/B10P4,5 - Bosch Rexroth R901128557

On the 4WEH16H7X/6EG24N9ESK4/B10P4,5 the external pilot oil return separates the pilot circuit from the tank port while the spool carries 300 l/min to spool symbol H.

Key benefits

• External pilot oil return keeps the pilot circuit clear of tank back pressure
• Spool symbol H with 3 switching positions and 4 ports
• Flow rate of 300 l/min at up to 280 bar
• 24 V DC solenoids, 3-pole connector (2 + PE) to EN 175301-803
• Mass of 10.6 kg, NBR seals, ISO 4401-07-07-0-05

Application

Versions like this sit in power units with long return lines or return filters where the tank port carries pressure. Flow reaches 300 l/min on hydraulic fluid HL. The pilot oil return is taken out separately.

Manufacturer

The manufacturer material number is R901128557. Delivery is original Bosch Rexroth product. Installation dimensions, characteristic curves and tightening torques are listed in data sheet RE 24751 and RE 07600-B.