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SCHROEDAHL Pump Protection Valve

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Schroedahl invented the Pump Protection Valve (Automatic Recirculation Valve) and is a worldleader in this segment. Pump protection valves have the task to ensure the minimum flow through a pump. By doing so, the pump is protected against overheating and cavitation.

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SCHROEDAHL Pump Protection Valves offers durable and reliable pump protection for your installations in oil and gas production and refinery operations

  • Crude oil pumps
  • LNG, LPG, naphta, ammonia pumps (pumps for fluid gas, fluid gas fuel, benzene, fluid ammonia)
  • Process liquid pumps
  • Booster pumps
  • Seawater injection pumps
  • Fire-fighting pumps


The advantages of Pump Protection Valves at a glance:

  • More economic to purchase, to commission, to service and therefore less wear
  • High economical operation due to modulating control of the bypass flow
  • Strictly mechanical, flow operated, power independent operation
  • Only one valve without additional components – due to this, less susceptible to breakdowns and high wear
  • Non-return valve and bypass connection are already integrated in the valve
  • Almost maintenance free

Specification