L'acqua sotto controllo
Automatic control valves
  • Home / 
  • Products / 
  • Differential pressure sustaining valve

XLC 395/495 PN 16/25

Differential pressure sustaining valve

The valve XLC 395/495 sustains a minimum upstream pressure differential value between two points, pre-set and adjustable, regardless of variations in demand.
 
photo of the differential pressure sustaining valve XLC 495
Product features
• Body and cover in ductile cast iron GJS 450-10.
• Internals in ductile cast iron GJS 450-10 and stainless steel.
• Position indicator in stainless steel.
• Circuitry in stainless steel.
• Unit flow regulator device, needle valves and flow stabilizers in stainless steel.
• Seat in stainless steel.
• Painting with fluidized bed technology RAL 5005.
 
Applications
• On the main supply line of pumping stations to prevent overload and to avoid cavitation.
• On cooling systems for pressure balancing between circuits.
• On filtration systems for emergency by-pass.
Standard and connections
• Design and testing according to EN 1074.
• Flanges size from DN 50 to DN 400 mm, higher on request.
• Flanges standard EN 1092/2, different on request.
 
Working conditions
• Pressure range: 10-16-25 bar.
• Minimum working pressure: 0.7 bar acting on the pilot.
• Treated water maximum 70°C, higher temperature on request.