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DU 1

Change-over valve

DU 1 change-over valve
DU 1 change-over valve

Available in pneumatic, electric or hydraulic versions, DU 1 change-over valves are designed primarily for use in dual-line lubrication systems. These change-over valves alternately discharge lubricant, fed by the pump into one of the two main lines. The other line is connected to the return line connection of the pump at the same time. The switching pressure is adjustable.

Features and benefits:

  • Reliable, even for hard grease
  • Change-over process initiated automatically once preset pressure is reached
  • Maximum operating pressure of 350 bar, 5 076 psi
  • Various mounting positions
  • Works effectively in temperatures ranging from
    –20 to +80 °C; –4 to +176 °F
  • Optional control switch
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