Industrial Hydraulics

Bosch Rexroth AG Industrial Hydraulics 51
On/off valves
Pump safety block, pilot operated
< Sizes 16 to 32
< For direct mounting to the SAE pressure port of the pump
< Zero-pressure start-up and circulation of the pump
< Solenoid operated unloading via built-on directional spool valve or directional poppet valve
< Electrical monitoring of the set pressure
< Proportional pressure limitation and unloading using external or integral control electronics
< Valves in accordance with Pressure Equipment Directive 97/23/EC
Types DBA, DBAW and DBAE
Size 16 25 32
Operating pressure pmax bar 350 350 350
Flow qV max L/min 300 400 400
Pump safety block, pilot operated
< Sizes 32 and 40
< For direct mounting to the SAE pressure port of the pump
< Zero-pressure start-up and circulation of the pump
< With integrated check valve
< Solenoid operated unloading via built-on directional spool valve or directional poppet valve
< Switching shock damping, optional (type DBAW only)
< Valves in accordance with Pressure Equipment Directive 97/23/EC
< 4 pressure adjustment elements, optional:
– Rotary knob
– Sleeve with hexagon and protective cap
– Lockable rotary knob with scale
– Rotary knob with scale
Types DBA, DBAW
Size 32 40
Operating pressure pmax bar 420 420
Flow – without check valve qV max L/min 600 650
– with check valve qV max L/min 350 450
Detailed information:
RE 25890
Detailed information:
RE 25880