Direct Operated Pressure Reducing Valves

Available for operation at up to 400 bar, Hytec’s range of Bosch Rexroth pressure reducing valves is easily adjustable as well as highly reliable.

View our specifications below

Direct Operated Pressure Reducing specifications

2-Way Pressure Reducing Valve | Type KRD

  • Size: 2
  • Component series: B
  • Maximum operating pressure: 400 bar
  • Maximum flow: 25 l/min
  • Cartridge valve
  • Mounting cavity R/ISO 7789-27-01-1-98
  • Available in 3 pressure ratings (100, 210 and 315 bar)
  • Can be used for many pressure reduction functions without leakage oil drain

Pressure Reducing Valve | Type DR6DP (NG6)

  • Size: 6
  • Component series: 5X
  • Maximum operating pressure: 315 bar [4568 psi]
  • Maximum flow: 60 l/min [15.9 US gpm]
  • For subplate mounting
  • Porting pattern according to DIN 24340 form A
  • Porting pattern according to ISO 4401-03-02-0-05 and NFPA T3.5.1 R2-2002 D03 (with locating hole)
  • 5 pressure ratings
  • Check valve, optional
  • 4 adjustment types for pressure adjustment, optionally:
    • Rotary knob
    • Setscrew with hexagon and protective cap
    • Lockable rotary knob with scale
    • Rotary knob with scale

Pressure Reducing Valve | Type ZDR (NG10)

  • Size: 10
  • Component series: 5X
  • Maximum operating pressure: 210 bar
  • Maximum flow: 80 l/min
  • Sandwich plate valve
  • Porting pattern according to ISO 4401-05-04-0-05
  • 4 pressure ratings
  • Check valve, optional (version "A")
  • Pressure reduction in channel A, B or channel P
  • 4 adjustment types, optional:
    • Rotary knob
    • Bushing with hexagon and protective cap
    • Lockable rotary knob with scale
    • Rotary knob with scale

Pressure Reducing Valve | Type ZDR (NG6)

  • Size: 6
  • Component series: 4X
  • Maximum operating pressure: 210 bar
  • Maximum flow: 50 l/min
  • Sandwich plate valve
  • Porting pattern according to DIN 24340 form A
  • Porting pattern according to ISO 4401-03-02-0-05 (with locating hole)
  • 4 pressure ratings
  • Pressure reduction in channel A, B or channel P
  • Check valve, optional (only version "A")
  • 4 adjustment types:
    • Rotary knob
    • Bushing with hexagon and protective cap
    • Lockable rotary knob with scale
    • Rotary knob with scale

Pressure Reducing valve | Type ZDR10DP (NG10)

  • Size: 10
  • Component series: 4X
  • Maximum operating pressure: 210 bar
  • Maximum flow: 80 l/min
  • For subplate mounting
  • Porting pattern according to DIN 24340 Form D and ISO 5781-06-07-0-00
  • 4 pressure ratings
  • With pressure gauge connection
  • Check valve, optional
  • 4 adjustment types:
    • Rotary knob
    • Setscrew with hexagon and protective cap
    • Lockable rotary knob with scale
    • Rotary knob with scale

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