ZDR Series Sandwich Valves

Series ZDR features a high flow capacity and an integral return flow check valve. Series ZDR is a series of pilot operated pressure reducing valves designed for maximum flow rates. Sizes NG06 and NG10 are equipped with an integral return flow check valve.

• Specifications
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  Mechanical

  Mounting Position	Unrestricted	-
  Maximum Operating Pressure	up to 350 bar (5,075 psi)	ZDR-AR / BR up to 315 bar (4,568 psi)
  Nominal Flow	NG6: 80 LPM (21.2 GPM)	NG10: 120 LPM (31.7 GPM)
  Pilot Oil	NG6: 0.2 LPM (0.1 GPM)	NG10: 0.3 LPM (0.1 GPM)
  Fluid	Hydraulic oil as per DIN 51524 … 51525	-
  Viscosity	Permitted: 10 to 650 cSt / mm²/s (46 to 3,013 SSU)	Recommended: 30 cSt / mm²/s (139 SSU)
  Filtration	ISO Class 4406 (1999) 18/16/13 (acc. NAS 1638:7)	-
  Fluid Temperature	-20°C to +80°C (-4°F to +176°F)	-

  Environmental

  Ambient Temperature Range

  -20°C to +50°C (-4°F to +122°F)

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