Differential pressure sustaining valve figure XLC 395/495 PN 16/25

The valve XLC 395/495 sustains a minimum upstream pressure differential value between two points, pre-set and adjustable, regardless of variations in demand.

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 800 mm (XLC 400 series) and up to DN 1000 mm (XLC 300 series), 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.