The CFS pipe-rupture valve for excavators

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

• Compact construction, piloted
• Pressure relief valve is unaffected by back pressure
• Only a drain line is needed; no large tank line necessary
• Same body dimension for both valve size

Technical data

Unit

Value

Nominal flow rate

Operating pressure

l/min

bar

250/350

420

Models

Applications

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