Pilot-operated relief valves

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cartridge relief valve
cartridge relief valve
PCHF series

Controlled pressure: 20 bar - 100 bar
DN: 5.46 mm
Flow rate: 0.3 us gal/min - 0.9 us gal/min

... This threadless, cartridge safety poppet pressure relief valve is designed to provide fast opening rates, stable flows, low hysteresis, quiet operation, and high cracking pressures. The 5.5 mm relief ...

hydraulic relief valve
hydraulic relief valve
281 High Pressure PRI®

Controlled pressure: 3,000 psi - 5,900 psi
DN: 0.281 in
Flow rate: 0.9 us gal/min - 1.2 us gal/min

... This direct-acting valve is ideally suited for high pressure hydraulic applications (up to 5000 psi) where a fast opening safety relief valve is needed to prevent system damage from pressure spikes. Minimum ...

hydraulic relief valve
hydraulic relief valve
PRFA series

Controlled pressure: 80 psi - 3,600 psi
DN: 0.25 in
Flow rate: 0.08 us gal/min - 0.31 us gal/min

... This direct-acting valve is ideally suited for low flow (less than 0.31 GPM) hydraulic applications where a miniature, lightweight pressure relief valve is needed. Minimum cracking pressures ...

high-pressure relief valve
high-pressure relief valve
VHS-C

DN: 273 mm
Weight: 8 kg

... counterweight kit to keep the valve closed under normal conditions, and a weather protection cover. The counterweight-loaded VHS-C Pressure Relief Valve has one decisive advantage over WAM’s other ...

air relief valve
air relief valve
VHS

DN: 273 mm
Flow rate: 0 m³/h - 5,000 m³/h
Pressure: 50, -5 mbar

... Pressure Relief Valves are the last safety net when abnormal pressure conditions endanger the silo structure. This is why sudden excess or suction pressure inside the silo have to be dealt with instantly. Even though ...

hydraulic relief valve
hydraulic relief valve
JR series

Flow rate: 1.2 l/min
Pressure: 0.8 MPa - 21 MPa
Weight: 1.5 kg

... Used for remotely controlling the pressure by connecting to the vent port of pilot operated pressure control valves such as relief valves and reducing valves. ...

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Daikin PMC
plug relief valve
plug relief valve
EZR

DN: 50 mm - 200 mm
Pressure: 72.4, 1.4 bar

... actuated metal plug to keep issues from coming out from relief valves or backpressure regulators. This also uses a flow path that keeps debris out, thus keeping the seat from damage. The EZR relief valve ...

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FISHER REGULATORS
hydraulic relief valve
hydraulic relief valve
IR-13Q

Controlled pressure: 0.5 bar - 10 bar
DN: 40 mm - 150 mm
Weight: 1.1 kg - 12.5 kg

... Operation: Hydraulically operated, diaphragm actuated

  • Function: Quick pressure relief — opens fully when system pressure exceeds preset maximum
  • Closing: Smooth drip-tight closing
  • Body design: hYflow
  • ...

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    BERMAD CS Ltd
    flange relief valve
    flange relief valve
    OLS series

    Flow rate: 25 l/min - 320 l/min

    ... priority valve OLS 320 High-flow priority valves are needed especially for large tractors, wheel loaders, motor graders and container trucks. The new Danfoss priority valve OLS 320 can fulfill demands ...

    stainless steel relief valve
    stainless steel relief valve
    80270-08

    Pressure: -5 bar - 103.4 bar

    ... Precision check and relief valves are designed by Parker Stratoflex to provide high reliability, small envelope size and low pressure drop performance while meeting challenging application requirements in aerospace engine ...

    pilot-operated relief valve
    pilot-operated relief valve
    VRN2-06/S

    Controlled pressure: 0 bar - 320 bar
    Flow rate: 0 l/min - 40 l/min

    ... Reverse relief protection Wide pressure range up to 320 bar High flow capacity Hardened precision parts Adjustable by allen key or hand screw, optionally sealable (lockwire holes) In the standard ...

    gas relief valve
    gas relief valve
    HPV

    DN: 19 mm - 57 mm
    Pressure: 800 bar

    ... require compact valves that are reliable and efficient – demands that are met by HOERBIGER HPV valves. HOERBIGER HPV valves are characterized by low clearance volume and an economic design. At ...

    cartridge relief valve
    cartridge relief valve
    SVRV10-26

    Controlled pressure: 20.7 bar - 296.5 bar
    Flow rate: 7.57, 83.3 l/min
    Pressure: 296.5, 344.7, 689.5 bar

    ... SOLENOID OPERATED SPOOL TYPE RELIEF VALVE U.S. PATENT # 7,137,406 SVRV10-26X is a normally open, solenoid operated, spool type, screw in relief valve. ...

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    HYDRAFORCE
    water relief valve
    water relief valve
    HMC-SR

    Controlled pressure: 1 bar - 16 bar
    DN: 80 mm - 300 mm
    Flow rate: 10 m³/s - 1,600 m³/s

    ... QUICK RELIEF VALVE, TO AVOID WATER HAMMER This valve protects pumps and pipes from pump startup and shutoff pressure surges due to power failure. Pump off means valve normally closed. ...

    quick relief valve
    quick relief valve
    HM-SR

    Controlled pressure: 1 bar - 25 bar
    DN: 50 mm - 600 mm
    Flow rate: 16 m³/h - 5,400 m³/h

    ... QUICK RELIEF VALVE, TO AVOID WATER HAMMER This valve protects pumps and pipes from pump startup and shutoff pressure surges due to power failure. Pump off means valve normally closed. ...

    hydraulic relief valve
    hydraulic relief valve
    BZV70

    Controlled pressure: 0 bar - 350 bar
    DN: 0.5 in

    ... 70 litres, proportional open circuit or close circuit tipping valve, pneumatic or mechanic operated with 350 bar relief valve. It also includes check valve, ...

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    BEZARES S.A.
    hydraulic relief valve
    hydraulic relief valve
    9032190/2 BZD-BZV

    Controlled pressure: 0 bar - 400 bar
    DN: 1 in

    ... Tipping Valve, engineered for 180L capacity with pneumatic operation and a 400 bar relief valve. Perfect for both open and close circuit systems, featuring advanced proportional control ...

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    BEZARES S.A.
    hydraulic relief valve
    hydraulic relief valve
    BZDP250

    Controlled pressure: 250, 220 bar
    DN: 1.25 in

    ... 250 litres proportional open circuit tipping valve with pneumatic shifting pressure constrainer valve adjustable up. It incorporates a non-return pistón valve, end-of-stroke valve ...

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    BEZARES S.A.
    air relief valve
    air relief valve
    R6100 series

    Controlled pressure: 0 psi - 30 psi
    DN: 0.13, 0.06 in

    ... Relief valves open the input port to the exhaust port when a specific pressure differential (ie. setpoint) is achieved. A diaphragm provides area for pressure supplied from the input port to act against the spring force. ...

    gas relief valve
    gas relief valve
    RV2-1010-.-..

    Controlled pressure: 0 psi - 500 psi
    DN: 1.02 mm

    ... Beswick’s RV2 series miniature piston relief valve is an excellent choice for applications requiring a valve which opens on rising pressure. The RV2 is factory set to your desired relief ...

    water relief valve
    water relief valve
    RVD-.N.-.-..

    Controlled pressure: 0 psi - 80 psi
    DN: 1.02 mm

    ... Beswick’s miniature diaphragm relief valve is an excellent choice for applications requiring a valve which opens on rising pressure. The design offers compactness, light weight and high accuracy. Cracking ...

    stainless steel relief valve
    stainless steel relief valve
    RVD8-.N.-.-..

    Controlled pressure: 0 psi - 80 psi
    Weight: 25 dg

    ... Beswick’s RVD8 series miniature diaphragm relief valve is an excellent choice for applications requiring a valve which opens on rising pressure. The design offers compactness, light weight and high accuracy. ...

    fluid relief valve
    fluid relief valve
    RS

    Controlled pressure: 35,000 Pa - 700,000 Pa
    DN: 0.25 in - 2 in

    ... Back pressure relief valves Large flow rate Material: Body-P.V.C, P.P, PVDF; Diaphragm membrane-Viton + Teflon Plate Intel pressure: maximum 1.035Mpa (150psi) Adjustable range: 0.035~0.7Mpa (5~100psi) Working temp.: ...

    water relief valve
    water relief valve
    RV_10

    Controlled pressure: 5 psi - 150 psi
    Pressure: 1.4 MPa

    ... Technical Data Low lift relief valves Material: Body-P.V.C, P.P, PVDF; Diaphragm membrane-Viton CV: 0.7 Working temp.:60°C Working fluid: Water corrosive liquid Panel mounting available ...

    air relief valve
    air relief valve
    MIV-1210B

    Controlled pressure: 70, 0.6, 0.3, 3 mbar
    Flow rate: 0.18, 0.45, 2, 4 l/min

    ... Automotive Vents. Protective Vents Adhesive Vents Vent Stickers Snap-in Vents Screw-in Vents Fit-In Vents Press-in Vents Breather Vent Plugs Venting Screw Breather Plugs ...

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    Shenzhen Milvent Technology Co.,Ltd
    air relief valve
    air relief valve
    MIV-DGAD-R

    Controlled pressure: 70 mbar
    Flow rate: 7.8 l/h

    ... Automotive Vents. Protective Vents Adhesive Vents Vent Stickers Snap-in Vents Screw-in Vents Fit-In Vents Press-in Vents Breather Vent Plugs Venting Screw Breather Plugs ...

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    Shenzhen Milvent Technology Co.,Ltd
    air relief valve
    air relief valve
    MIV-WAV-60205

    Controlled pressure: 70 mbar
    Flow rate: 15.9 l/h

    ... Automotive Vents. Protective Vents Adhesive Vents Vent Stickers Snap-in Vents Screw-in Vents Fit-In Vents Press-in Vents Breather Vent Plugs Venting Screw Breather Plugs ...

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    Shenzhen Milvent Technology Co.,Ltd
    miniature relief valve
    miniature relief valve
    RV-5200

    Controlled pressure: 0 psi - 100 psi
    DN: 0.125 in
    Flow rate: 19, 16 l/min

    ... The RV-5200 and RV-5300 Series operate as either a relief valve or low flow back pressure regulators. Adjustments are made through a non-rising stem available with an attractive knob, plain to allow insulation of OEM ...

    sequence relief valve
    sequence relief valve
    S-5200

    Controlled pressure: 0 psi - 100 psi
    DN: 0.125 in
    Flow rate: 65, 56 l/min

    ... The S-5200 and S-5300 Series are designed for applications requiring precise sequencing of pneumatic control circuits. Sequencing and deadband characteristics can be tuned by varying the output restriction. Adjustments are made through ...

    hydraulic relief valve
    hydraulic relief valve
    Prv series

    Controlled pressure: 320 bar - 420 bar
    Flow rate: 150 l/min
    Weight: 1.2, 2.6 kg

    ... All hydraulic systems must be equipped with a pressure relief valve. Sunfab in-line mounted pressure relief valve Prv 32/42 protects the pump and hydraulic ...

    pilot-operated relief valve
    pilot-operated relief valve
    S-BG series

    DN: 0.375, 0.75 in

    ... Low Noise Pilot Operated Relief Valves which has been specially developed as a low noise protects an hydraulic system from over pressure and can be used to maintain constant pressure.Low ...

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    YUKEN Europe Ltd.
    pneumatic conveying relief valve
    pneumatic conveying relief valve
    Quik-Vent™ 684 series

    Controlled pressure: 7,000 Pa

    ... under pressure conditions are present. How the Quik-Vent vacuum/pressure relief valve works When air pressure exceeds the preset setting of the Quik-Vent vacuum/pressure relief valve, ...

    water relief valve
    water relief valve
    RS1050

    Controlled pressure: 16, 235 bar
    DN: 0.5 in - 2 in

    ... Reliable sealing performance RS1050 pressure relief valve, a diaphragm driven valve, when the pipeline pressure reaches its preset value, the valve will automatically open. Under normal ...

    shut-off relief valve
    shut-off relief valve
    MGZ series

    Controlled pressure: 0 psi - 130 psi
    DN: 0.25, 0.38, 0.13, 0.5 in
    Pressure: 215 psi

    ... MGZ series 3-port, 2-position pneumatic shut-off valves cut off upstream pressure and exhaust downstream pressure. The manually rotated knob can be locked out with the included padlock. Available port sizes range from ...

    hydraulic relief valve
    hydraulic relief valve
    SRC series

    Controlled pressure: 500 psi - 3,000 psi
    Flow rate: 30 us gal/min

    ... The CROSS SRC series dual differential type relief valves are used to protect equal size cylinders or motors from external or shock loads. Oil which passes from one relief valve flows ...

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    Cross Manufacturing
    hydraulic system relief valve
    hydraulic system relief valve

    Flow rate: 250 l/min - 650 l/min
    Pressure: 5 MPa - 35 MPa

    ... The relief valve is a pressure control valve. It maintains constant pressure at inlet by discharging excess fluid in the system. Solenoids relief valve is a combination ...

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    Ningbo Hoyea Machinery Manufacture
    high-pressure relief valve
    high-pressure relief valve
    400 ISO-DOME series

    Controlled pressure: 425.5 bar
    DN: 25 mm - 200 mm

    ... Critical Pilot Internals and Main Valve Dome Protected from Process Media Expands the application of pilot operated valve technology. Valve ...

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