Excavator Pipe-Rupture Valve ESV

Description

Excavator pipe-rupture valves prevent uncontrolled cylinder movement in the event that a pipe or hose bursts. The ESV valve fulfills all of the requirements of the ISO 8643  and EN 474-5 standards for excavators.

Advantages

  • Standard construction, direct operated 
  • Pressure relief valve is unaffected by back pressure
  • Only a drain line is needed; no large tank line necessary
  • Various configurations available

Technical Data

Type Nominal flow rate
l/min
Operating pressure
bar
ESV 250/350/500* 420

* Larger models - contact Bucher Hydraulics

Models

Single installation

Tandem arrangement (simplified)

Applications

  • Excavators
  • Excavator-loaders 
  • Front loaders 
  • Rear loaders