Industrial Hydraulics

Bosch Rexroth AG Industrial Hydraulics 61
On/off valves
2-way cartridge valves with directional functi on
< Sizes 16 to 160
< Valve poppet with or without damping nose
< 4 different springs/opening pressures
< 4 stroke limiters
< Control cover with integrated poppet or shuttle valve
< Control cover for mounting directional poppet valves and integrated shuttle valve, optional
< Control cover for mounting directional spool valves and integrated shuttle valve, optional
< Power part as cartridge valve in standardized mounting cavity (DIN ISO 7368, however,
only up to size 100), closed by control cover
< Area ratio:
– Type LC..A: 2:1
– Type LC..B: 14.3:1
< With electrical control of the closed position
Types LC..A, LC..B (cartridge) and LFA (control cover)
Size 16 25 32 40 50
Operating pressure pmax bar 420 3) 420 3) 420 3) 420 3) 420 3)
Flow 1) qV max L/min 290 600 750 1270 1950
Flow 2) qV max L/min 320 800 900 1500 2750
Size 63 80 100 125 160
Operating pressure pmax bar 420 3) 420 3) 420 3) 420 3) 420 3)
Flow 1) qV max L/min 2750 4500 7500 11500 18000
Flow 2) qV max L/min 3750 6200 10600 16000 25000
Detailed information:
RE 21010
1) ∆p ≈ 10 bar, with damping
nose
2) ∆p ≈ 10 bar, without damping
nose
3) depending on pilot control
valve