The pressure reducing valves basically comprise of a main valve 1 with main spool insert 3 and pilot control valve 2 with pressure adjustment element. Pressure reducing valves, the watts industries expertise watts, inventor of the modern pressure reducing valve concept, designs and manufactures a complete range for all needs. Here the secondary port must be connected directly to tank. Proportional pressure reducing valves, direct operated. Pressure reducing valves type zdr 6 d are 3way direct operated pressure reducing valves of sandwich plate design with a pressure. Type dr pressure valves are pilot operated pressure reducing valves, which are controlled from the secondary circuit. Pressure reducing valve, pilot operated, type zdrk 10 v. They basically consist of main valve 1 with main spool insert 3 and pilot control valve 2 with pressure adjustment element. Water pressure reducing valves for sale shop with afterpay. Pressure reducing and relieving, direct acting spool type, with free flow check valve re. They maintain a largely constant outlet pressure even at a variable higher inlet pressure. Pressure reducing, pilot operated spool type re 1830974 edition. Pressure reducing valve, pilot operated type zdr kanflu.
A water pressure reducing valve, also often called a pressure regulator, is a plumbing device that controls the flow of water and stops the flow once a certain pressure is reached. Backpressure in the drain line adds to the spring setting, thus raising the set pressure. May, 2019 3drep rexroth pdf by bosch rexroth ag, industrial hydraulics, d lohr am main. Discover all cad files of the bosch rexroth hydraulics category from suppliercertified catalogs solidworks, inventor, creo, catia, solid edge, autocad, revit and many more cad software but also as step, stl, iges, stl, dwg, dxf and more neutral cad formats. Type drem and dreme valves are pilot operated pressure reducing valves, used to reduce operating pressure. Pressure reducing valves type zdr 6 d are 3way direct operated pressure reducing valves of. Pressurecontrolled directly operated proportional pressure relief. The 3way pressure reducing valve type 3drep is directly operated. It converts an electrical input signal into a proportional pressure output signal.
For free return flow from port a2 to a1 b2 to b1 a check valve is installed. A pressure reducing valve comprises a valve housing having an axial bore coupled to a fluid operated load device, and first and second transversely extending control bores coupled to a supply tank and a fluid pressure source, respectively. Seriess 6x size 10 max operating pressure 315 bar max flow 120 lmin for subplate mounting. Pressure reducing and relieving, direct acting spool type. A control slide is axially shiftable in the axial bore and has first and second pistons controlling fluid flow through the control bores.
Pressure reducing valve z3dr 310 re 26874, edition. Pressure reducing and relieving, direct acting spool type, with free flow. Pressure reducing valve directlycontrolled or pilotcontrolled design. Mar 28, 2016 in this lesson well reacquaint ourselves with the larger pressure control valve family and examine the pressure reducing valve in detail.
The desired reduced pressure is achieved, when a balance between the pressure in port a and the pressure set at spring 11 is reached. With version a, a check valve can be used for free flow back. Pressurereducing valve all industrial manufacturers videos. The outlet pressure to the consumer is kept constant, even as the inlet pressure andor the load situation fluctuates. Pressure valves of type zdr 10 v are pilot operated pres sure reducing valves in sandwich plate design. The best for you and your customers, because depending on quality products ensures peace of mind. Download goto hydraulics catalog documentation and resources. Apr 15, 2016 a quick overview of the behaviour of a pilot operated pressure reducing valve. The valve type dr 6 dp is a 3way direct operated pressure reducing valve with a pressure relief function in the secondary circuit. Pressure reducing valve, pilot operated, type zdrk 10 v nominal size 10 series 1x. Version ms enables measurement and monitoring of the set secondary pressure via a pressure load cell at the measuring port 4 refer to page 6. Proportional pressure reducing valve in 3way version. Rexroth proportional valve suppliers reliable rexroth. Rexroth pilotoperated pressure reducing valves feature.
For gases a pressure reducing valve can normally be fitted in horizontal pipelines with the spring cap at the bottom or at the top. Dr pressure reducing valve, pilot operated bosch rexroth usa. Pilot oil drain from spring chamber 14 to tank always takes place externally via control line 15. Size 6, porting pattern to din form a and iso, valve for reducing a system pressure. For the free flow back from channel a to channel b, you can.
Pressure reducing valves type zdr 6 d are 3way direct operated pressure reducing valves of sandwich plate design with a pressure relief function on the secondary side. Pressure relief valves of type dbd are direct operated seat valves. The spring chamber is drained to prevent a buildup of back pressure against the spool. Additionally, if pressure at reg rises above the pressure setting, flow is relieved to r tank until the setting is reattained. A check valve allows quick emptying of regulated circuit when inlet pressure drops low. Pressure reducing valves are a type of pressure control valve. Pressure reducing valves direct acting hydac direct acting pressure reducing valves are springloaded spool vales which are used to control the pressure of consumers in hydraulic systems. Auxiliary valves pressure reducing valves bosch rexroth oil control manufactures a variety of partsinbody valve modules for many different functions of hydraulic systems in both mobile and industrial equipment. Pressure reducing valve, pilot operated type zdr 10 v. Pressure reducing valve, direct operated pneumax co. The valve design is capable of maintaining a precise pressure setting even at high flow. For the free flow back from channel a to channel p, you can. Auxiliary remote control p feature available only on certain rcg and rct models with pressure ranges a. Installation in vertical pipe runs is possible but can result in increased wear and loss of.
When the pressure at reg exceeds the pressure setting, the valve acts to restrict input flow at p. A pressure gauge connection 1 allows for the control of the secondary pressure. Get the best deals on rexroth directional control valves when you shop the largest online selection at. The valve can be used to sequence independently of the primary pressure. Rexroth proportional valve suppliers directory choose quality verified rexroth proportional valve suppliers and manufacturers, wholesale rexroth proportional valve sellers and exporters at. Pressure reducing valve direct operated, type zdr 10 d.
Unloading valve type 4 internal drain, remotely operated. Dr pressure reducing valve, direct operated bosch rexroth usa. They serve for reduction and control of the system pressure. Find your pressurereducing valve easily amongst the 178 products from the leading brands hawe, bosch rexroth, spirax sarco. Pressure reducing valve, direct operated duncan rogers.
Fezn versions are free from aluminum andor magnesium and galvanized. Valves of type zdr 10 d are direct operated pressure reducing valves. Rexroth pressure control pressure relief valves supplier. Zdr pressure reducing valves, sandwich module, direct. Rexroth pilotoperated pressure reducing valves feature flat discharge pressure curves, high stability and low hysteresis. A reducing valve can also function as an adjustable restrictive pressure compensator. Pressure reducing valves, sandwich module, direct operated. They maintain a reduced pressure in a branch circuit and permit relieving pressure spike occurrences in the reduced branch circuit. Pressure reducing valve, pilot operated duncan rogers. Pilot operated pressure reducing valve part 1 youtube. Pressure reducing and relieving, direct acting spool.
Re 29184xeb2 function, section the 3way pressure reducing valve type 3drep 6 is direct operated by proportional solenoids. Pressure reducing valve, pilot operated techspan new zealand. Pressure reducing valve, direct operated, type zdr 6 d. Rexroth 0811402019 proportional pressure relief valve 24vdc new. Auxiliary valves pressure reducing valves bosch rexroth. A check valve can only be used with version da to allow a free. In version db, it must be ensured that the pressure in port b is not higher than the set pressure when the directional valve is in position p to a, otherwise pressure in port a will be reduced. The valve type zdr is a direct operated pressure reducing. This increases the pressure drop through the valve and maintains consistent pressure at reg. Find great deals for rebuilt rexroth 3drep 6 c25a24nzmr control. Model rexroth dbds6, dbdh6k, dbds6k pressure relief cartridge valve are tested as per the standard of ped 9723ec, which the valve works as direct action type relief valve, it is used to limit the main system pressure with characteristics of fast response by direct adjustment.
In this lesson well reacquaint ourselves with the larger pressure control valve family and examine the pressure reducing valve in detail. Pressure reducing valves 9 control the position of the main. Dbeta proportional pressure relief valve, directly operated. This valve reduces operating pressure by means of proportional solenoids. A spring keeps the valve open and this closes as the outlet pressure rises. Know how pressure reducing valves pressure reducing valves reduce a high and frequently fluctuating pressure to an adjustable constant pressure downstream of the valve. The proportional solenoids are controllable wetpin dc solenoids. Discover all cad files of the hydraulic pressure regulators category from suppliercertified catalogs solidworks, inventor, creo, catia, solid edge, autocad, revit and many more cad software but also as step, stl, iges, stl, dwg, dxf and more neutral cad formats. Pressure reducing valve dr nominal size 10 10 pilot operated v reduced pressure in port a2 a. Replace rexroth proportional pressure reducing valve 3drep6a 3drep6c 3drepe6 3drem16p 3dreme16p. The pressure valves basically consist of pilot control valve 1 and housing 2. Models zdr are 3way direct operated pressure reducing relieving valves. View pdf catalogues and other online documentation.
The secondary pressure is set by the pressure adjustment element 4. For the free flow back from channel a to channel p, you can optionally install a check valve 5. A constant backpressure can be offset by a lower spring setting, avoiding a problem. Dr pressure reducing valve, pilot operated bosch rexroth. These operating instructions apply to the explosionproof version of rexroth valves and consist of the following three parts. Rexroth dbds6 dbdh6 dbds6k pressure relief cartridge valve. At rest, the valve is normally open and the pressure. In order to allow free reverse flow from port a2 to a1, or b2 to b1 an optional check valve. Free shipping on many items browse your favorite brands. Get the best deals on rexroth air pressure regulators when you shop the largest online selection at. Single valve for pipe connection individual valve for manifold mounting.
Sun hydraulics reducing and reducingrelieving valves have. Dr pressure reducing valve, direct operated bosch rexroth. Theres a lot going on, so you should rewind or replay the video until it all makes sense. Ets has over 25 years of sales and service experience with the bosch rexroth group in the u. The valve type dr 6 dp is a direct operated pressure reduc. Our knowledge and expertise is invaluable in assisting your company with old and new series bosch rexroth servo and proportional valve repairs, as well as any of the standard directional, flow and pressure control valve repair and replacement needs. Back pressure valve, directly operated, internal drain, type 1 sequence valve, directly operated, external drain, type 2 sequence valve, remotely. Pressurereducing valve all industrial manufacturers. Options for pressure ranges and operator adjustment options are within the scope of the modular reducing valve portfolio. The pressure reducing valve basically comprises housing.
Pressure regulators can also be used for gas, in diving air tanks, and to optimise the operation of certain recreational vehicles. A reducing valve with a bypass check may try to stay closed but will not block flow, so the cylinder reverses easily. Pressure reducing valve, pilot operated, type zdrk 10 v nominal size 10 series 1x maximum operating pressure 210 bar maximum flow 80 lmin features sandwich plate valve porting pattern to din 24 340 form a, iso 4401 and cetoprp 121 h 3 pressure stages pressure reduction in ports a2, b2 or p1 check valve with versions. The following data sheet show only a fraction of this miscellaneous. Always connect the drain line of a pressurereducing valve to a free flow tank line. Series 5x size 6 max operating pressure 315 bar max flow 60 lmin for subplate mounting. Porting pattern according to iso 44010302005 and nfpa t3. A wide variety of rexroth pressure relief valve options are available to you, such as manual. They reduce pressure in a branch circuit lower than that of the main circuit. Pressure reducing and relieving, direct acting spool type, with free flow check valve initially, flow passes freely from p to reg. We offer these products in various specifications to our respected customers. Pressure reducing valve spool type size din ng6 cetop 3 nfpa d03 d 1 e02 pressure range spool position input signal spool body design 3 options v 0 proportional seal control f design series note. All sun pilot operated reducing and reducingrelieving cartridges incorporate a 150 micron stainless steel screen to protect the orifice from contamination.
Drem and dreme proportional pressure reducing valves. The valve type dr 6 dp is a direct operated pressure reducing valve in 3way design, i. Proportional pressure reducing valve in 3way version type 3drep 6 xe. Pressure valves type dr are pilot operated pressure reducing. Code description c 25 bar 363 psi d 45 bar 653 psi code style c e k d1fv onboard electronics d1fv offboard electronics. Victor group from mumbai, india is a supplier, wholesaler, distributor and exporter of rexroth pressure control pressure relief valves at reasonable price. They serve for reduction and control of secondary pressure. A quick overview of the behaviour of a pilot operated pressure reducing valve. These operating instructions apply to the explosionproof version of rexroth valves, and consist of the following three parts.
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