Water Valves

Hydraulic Pressure Control Valves - 552-01 & 6552-01 Pressure Relief & Sustaining Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 552-01 & 6552-01 Pressure Relief & Sustaining Valve | Cla-Val

Hydraulic Pressure Control Valves - 552-01 & 6552-01 Pressure Relief & Sustaining Valve | Cla-Val
Cla-Val
Cla-Val 552-01 / 6552-01 Hydraulic pressure relief and sustaining valve for water distribution systems, featuring ANSI flanged connections in 150 / 300 lbs pressure classes. Construction available in ASTM A182 316L stainless steel, suitable for applications requiring corrosion-resistant wetted parts and compliance with industrial standards. Operation The...
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Hydraulic Pressure Control Valves - 55B-60 Pressure Relief Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 55B-60 Pressure Relief Valve | Cla-Val

Hydraulic Pressure Control Valves - 55B-60 Pressure Relief Valve | Cla-Val
Cla-Val
Cla-Val 55B-60 Hydraulic pressure relief valve for water distribution networks. Designed for controlled pressure discharge when line pressure exceeds the setpoint. Modulating operation is based on network pressure, with no electrical supply required. Suitable for industrial and municipal water systems. Operation When inlet pressure rises above the set...
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Hydraulic Pressure Control Valves - 58-01 & 658-01 Back Pressure & Solenoid Shut-Off Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 58-01 & 658-01 Back Pressure & Solenoid Shut-Off Valve | Cla-Val

Hydraulic Pressure Control Valves - 58-01 & 658-01 Back Pressure & Solenoid Shut-Off Valve | Cla-Val
Cla-Val
Cla-Val 58-01 / 658-01 Hydraulic back pressure valve with solenoid shut-off capability. Combines back pressure/sustaining control with remote electrical shut-off via solenoid actuator. Pressure setpoint is hydraulically regulated; the solenoid enables remote closure command. Suitable for water and compatible process fluids. Typical pressure classes:...
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Hydraulic Pressure Control Valves - 590-01 & 6590-01 Pressure Reducing Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 590-01 & 6590-01 Pressure Reducing Valve | Cla-Val

Hydraulic Pressure Control Valves - 590-01 & 6590-01 Pressure Reducing Valve | Cla-Val
Cla-Val
Cla-Val 590-01 / 6590-01 Hydraulic pressure reducing valve for water distribution networks. Maintains a constant downstream pressure regardless of upstream pressure or flow fluctuations, within sizing limits. Operation Main valve is pilot-operated and modulating. The pressure reducing pilot regulates the valve chamber, adjusting the opening to keep...
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Hydraulic Pressure Control Valves - 750-01 Pressure Relief, Sustaining & Back Pressure Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 750-01 Pressure Relief, Sustaining & Back Pressure Valve | Cla-Val

Hydraulic Pressure Control Valves - 750-01 Pressure Relief, Sustaining & Back Pressure Valve | Cla-Val
Cla-Val
Cla-Val 750-01 The Cla-Val 750-01 is a pilot-operated, modulating hydraulic relief, backpressure, and pressure sustaining valve for water distribution networks. The valve maintains upstream pressure by modulating flow through a pilot control circuit, without requiring external power. Operation When inlet (upstream) pressure exceeds the set point, the...
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Hydraulic Pressure Control Valves - 790-01 Pressure Reducing Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 790-01 Pressure Reducing Valve | Cla-Val

Hydraulic Pressure Control Valves - 790-01 Pressure Reducing Valve | Cla-Val
Cla-Val
Cla-Val 790-01 Hydraulic pressure reducing valve for water distribution networks. Downstream pressure is controlled via a pilot circuit, modulating the main valve opening in response to demand fluctuations. Operation The pressure reducing pilot compares downstream pressure to the setpoint. If downstream pressure rises above setpoint, the valve throttles...
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Hydraulic Pressure Control Valves - 90-01 & 690-01 Pressure Reducing Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 90-01 & 690-01 Pressure Reducing Valve | Cla-Val

Hydraulic Pressure Control Valves - 90-01 & 690-01 Pressure Reducing Valve | Cla-Val
Cla-Val
Cla-Val 90-01 / 690-01 Hydraulic pressure reducing valve for water distribution networks. Reduces higher upstream pressure to a stable, lower downstream setpoint, independent of inlet pressure or flow fluctuations, within sizing limits. Operation Pilot-operated regulator. When downstream pressure exceeds the pilot setpoint, both the main valve and pilot...
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Hydraulic Pressure Control Valves - 90-01KO & 690-01KO Anti-Cavitation Pressure Reducing Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 90-01KO & 690-01KO Anti-Cavitation Pressure Reducing Valve | Cla-Val

Hydraulic Pressure Control Valves - 90-01KO & 690-01KO Anti-Cavitation Pressure Reducing Valve | Cla-Val
Cla-Val
Cla-Val 90-01KO / 690-01KO Hydraulic anti-cavitation pressure reducing valve. Designed to reduce high upstream pressure to a stable, lower downstream pressure. KO anti-cavitation trim minimizes cavitation, noise, and internal component wear in high ΔP applications. Operation Pilot-operated, modulating control. The reducing pilot regulates downstream...
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Hydraulic Pressure Control Valves - 90-05 & 690-05 Pressure Reducing Valve with Return Flow | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 90-05 & 690-05 Pressure Reducing Valve with Return Flow | Cla-Val

Hydraulic Pressure Control Valves - 90-05 & 690-05 Pressure Reducing Valve with Return Flow | Cla-Val
Cla-Val
Cla-Val 90-05 / 690-05 Hydraulic pressure reducing valve with integrated reverse flow capability. Maintains stable downstream pressure and allows reverse flow when outlet pressure exceeds inlet pressure. Suitable for water and compatible fluids in municipal, industrial, and process systems. Operation Main valve is a pilot-operated regulator. The reducing...
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Hydraulic Pressure Control Valves - 90-37 & 690-37 Pressure Reducing Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 90-37 & 690-37 Pressure Reducing Valve | Cla-Val

Hydraulic Pressure Control Valves - 90-37 & 690-37 Pressure Reducing Valve | Cla-Val
Cla-Val
Cla-Val 90-37 / 690-37 Hydraulic pressure reducing valve for water distribution networks. Reduces higher upstream pressure to a stable, lower downstream pressure, independent of inlet pressure or flow fluctuations. Operation Operates hydraulically, without electrical supply. The pilot circuit modulates the main valve opening to maintain downstream...
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Hydraulic Pressure Control Valves - 90-48 & 690-48 Pressure Reducing Valve with Low Flow Bypass | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 90-48 & 690-48 Pressure Reducing Valve with Low Flow Bypass | Cla-Val

Hydraulic Pressure Control Valves - 90-48 & 690-48 Pressure Reducing Valve with Low Flow Bypass | Cla-Val
Cla-Val
Cla-Val 90-48 / 690-48 Hydraulic pressure reducing valve with integrated low-flow bypass. Reduces upstream pressure to a stable downstream setpoint, maintaining control even when demand drops below the main valve’s effective control range. Operation The main valve is pilot-operated via a pressure reducing pilot. For low flow conditions, an integrated...
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Hydraulic Pressure Control Valves - 90-99 Pressure Reducing Valve with Low Flow Bypass | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 90-99 Pressure Reducing Valve with Low Flow Bypass | Cla-Val

Hydraulic Pressure Control Valves - 90-99 Pressure Reducing Valve with Low Flow Bypass | Cla-Val
Cla-Val
Cla-Val 90-99 Hydraulic pressure reducing valve with integrated low-flow bypass. Reduces higher upstream pressure to a stable, lower downstream setpoint, independent of flow fluctuations within sizing limits. Operation The main valve operates as a pilot-operated PRV. Low-flow bypass is achieved via an integrated Cla-Val 90-01 2” grooved end valve,...
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Hydraulic Pressure Control Valves - 92-01 & 692-01 Pressure Reducing & Sustaining Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 92-01 & 692-01 Pressure Reducing & Sustaining Valve | Cla-Val

Hydraulic Pressure Control Valves - 92-01 & 692-01 Pressure Reducing & Sustaining Valve | Cla-Val
Cla-Val
Cla-Val 92-01 / 692-01 Combined hydraulic pressure reducing and sustaining valve for water distribution networks. Performs two independent functions: maintains constant downstream pressure and sustains a minimum upstream pressure setpoint. Operation The reducing pilot regulates outlet pressure. The sustaining pilot restricts valve opening if upstream...
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Hydraulic Pressure Control Valves - 92-07 & 692-07 Pressure Reducing, Sustaining & Solenoid Valve | Cla-Val | Philippopoulos ...

Hydraulic Pressure Control Valves - 92-07 & 692-07 Pressure Reducing, Sustaining & Solenoid Valve | Cla-Val

Hydraulic Pressure Control Valves - 92-07 & 692-07 Pressure Reducing, Sustaining & Solenoid Valve | Cla-Val
Cla-Val
Cla-Val 92-07 / 692-07 Combined hydraulic control valve for pressure reducing, upstream pressure sustaining, and solenoid-actuated shutoff. Performs three functions: maintains constant downstream pressure, protects minimum upstream pressure, and enables remote tight shutoff via solenoid override. Operation The reducing pilot regulates downstream setpoint....
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Hydraulic Pressure Control Valves - 93-01 & 693-01 Pressure Reducing & Solenoid Shut-Off Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 93-01 & 693-01 Pressure Reducing & Solenoid Shut-Off Valve | Cla-Val

Hydraulic Pressure Control Valves - 93-01 & 693-01 Pressure Reducing & Solenoid Shut-Off Valve | Cla-Val
Cla-Val
Cla-Val 93-01 / 693-01 Hydraulic pressure reducing valve with solenoid-actuated shut-off. Maintains stable downstream pressure and enables remote isolation via solenoid control. Operation The reducing pilot regulates downstream pressure. If downstream pressure exceeds the setpoint, the main valve throttles or closes. Electrical actuation of the solenoid...
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Hydraulic Pressure Control Valves - 94-01 & 694-01 Pressure Reducing & Surge Control Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 94-01 & 694-01 Pressure Reducing & Surge Control Valve | Cla-Val

Hydraulic Pressure Control Valves - 94-01 & 694-01 Pressure Reducing & Surge Control Valve | Cla-Val
Cla-Val
Cla-Val 94-01 / 694-01 Hydraulic pressure reducing valve with surge control pilot. Designed to reduce upstream pressure to a stable downstream setpoint and activate the surge pilot if downstream pressure rises rapidly above the set value. Operation The reducing pilot maintains downstream pressure regulation. In the event of a rapid downstream pressure...
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Hydraulic Pressure Control Valves - 94-22 & 694-22 Pressure Reducing, Sustaining & Surge Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 94-22 & 694-22 Pressure Reducing, Sustaining & Surge Valve | Cla-Val

Hydraulic Pressure Control Valves - 94-22 & 694-22 Pressure Reducing, Sustaining & Surge Valve | Cla-Val
Cla-Val
Cla-Val 94-22 / 694-22 Hydraulic control valve for downstream pressure reduction, upstream pressure sustaining, and hydraulic surge relief. Integrates downstream pressure control, upstream sustaining, and surge relief in a single pilot-operated assembly. Suitable for potable water, process water, and compatible industrial fluids. Typical pressure classes:...
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Hydraulic Pressure Control Valves - 94-58 & 694-58 Pressure Reducing & Surge Control Valve with Override | Cla-Val | Philippo...

Hydraulic Pressure Control Valves - 94-58 & 694-58 Pressure Reducing & Surge Control Valve with Override | Cla-Val

Hydraulic Pressure Control Valves - 94-58 & 694-58 Pressure Reducing & Surge Control Valve with Override | Cla-Val
Cla-Val
Cla-Val 94-58 / 694-58 Hydraulic pressure reducing valve with surge control and override capability. Maintains downstream pressure at a setpoint and allows external override input to the pilot circuit for specific operational scenarios. Operation The reducing pilot regulates outlet pressure to the specified setpoint. The surge pilot responds to rapid...
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Hydraulic Pressure Control Valves - 95-01 & 695-01 Ratio Reduction Control Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 95-01 & 695-01 Ratio Reduction Control Valve | Cla-Val

Hydraulic Pressure Control Valves - 95-01 & 695-01 Ratio Reduction Control Valve | Cla-Val
Cla-Val
Cla-Val 95-01 / 695-01 Hydraulic ratio pressure reducing valve. Reduces upstream pressure to a lower downstream pressure at a fixed ratio, within a defined flow range. Features dual control chambers for precise diaphragm actuation. Operation Downstream pressure is not regulated to an absolute set point as with standard PRVs. Instead, downstream pressure...
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Hydraulic Pressure Control Valves - 98-06 & 698-06 Hydraulic Water Saving Control Valve | Cla-Val | Philippopoulos s.a.

Hydraulic Pressure Control Valves - 98-06 & 698-06 Hydraulic Water Saving Control Valve | Cla-Val

Hydraulic Pressure Control Valves - 98-06 & 698-06 Hydraulic Water Saving Control Valve | Cla-Val
Cla-Val
Cla-Val 98-06 / 698-06 Hydraulic water-saving control valve with two downstream set points. Maintains higher downstream pressure during peak demand and reduces pressure during low demand periods, such as at night, to minimize leakage and pipe stress. Operation The pilot circuit alternates between two downstream pressure settings. The low set point reduces...
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Hydraulic Rate of Flow Control Valve - 40-01 & 640-01 | Cla-Val | Philippopoulos s.a.

Hydraulic Rate of Flow Control Valve - 40-01 & 640-01 | Cla-Val

Hydraulic Rate of Flow Control Valve - 40-01 & 640-01 | Cla-Val
Cla-Val
Cla-Val 40-01 / 640-01 – Hydraulic Flow Control Valve The Cla-Val 40-01 / 640-01 is designed to hydraulically limit water flow to a preset maximum, independent of line pressure fluctuations. This is a pilot-operated, diaphragm-actuated valve. The pilot receives a differential pressure signal from an orifice plate installed downstream and modulates the...
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Hydraulic Rate of Flow & Pressure Sustaining Valve - 40-25 & 640-25 | Cla-Val | Philippopoulos s.a.

Hydraulic Rate of Flow & Pressure Sustaining Valve - 40-25 & 640-25 | Cla-Val

Hydraulic Rate of Flow & Pressure Sustaining Valve - 40-25 & 640-25 | Cla-Val
Cla-Val
Cla-Val 40-25 / 640-25 – Flow Control & Upstream Pressure Sustaining Valve The Cla-Val 40-25 / 640-25 is a hydraulically operated, diaphragm-actuated, pilot-controlled valve designed for applications requiring downstream flow limitation while maintaining upstream supply pressure above a preset threshold. Control Function This valve integrates two control...
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Hydraulic Rate of Flow Controller & Solenoid Shut-Off Valve - 43-01 & 643-01 | Cla-Val | Philippopoulos s.a.

Hydraulic Rate of Flow Controller & Solenoid Shut-Off Valve - 43-01 & 643-01 | Cla-Val

Hydraulic Rate of Flow Controller & Solenoid Shut-Off Valve - 43-01 & 643-01 | Cla-Val
Cla-Val
Cla-Val 43-01 / 643-01 – Flow Control Valve with Electromagnetic Shutoff The Cla-Val 43-01 / 643-01 is a hydraulically operated, diaphragm-actuated, pilot-controlled valve designed for maximum flow limitation and remote electrical shutoff. Flow regulation is achieved via differential pressure across an orifice plate installed downstream of the valve. The...
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Hydraulic Rate of Flow & Pressure Reducing Valve - 49-01 & 649-01 | Cla-Val | Philippopoulos s.a.

Hydraulic Rate of Flow & Pressure Reducing Valve - 49-01 & 649-01 | Cla-Val

Hydraulic Rate of Flow & Pressure Reducing Valve - 49-01 & 649-01 | Cla-Val
Cla-Val
Cla-Val 49-01 / 649-01 – Flow Control & Downstream Pressure Reduction The Cla-Val 49-01 / 649-01 is a hydraulically operated, pilot-controlled diaphragm valve designed for simultaneous downstream pressure reduction and maximum flow limitation. It is specified where downstream demand must be regulated without overloading the supply network. Operating...
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Water Valves