Download goto hydraulics catalog documentation and resources. Pa02024092v 14 bspp ab lateral ports, pt rear ports cw relief valve modular sandwich valve stock no. Pilot remote pressure control on axial piston pumps drg control a4v, a10v, a15v. Dbeta proportional pressure relief valves are for high performance applications up to 5 lpm. Harmonisation of product range rexroth onoff valves. Ordering size pressure side suction side code m f m f 02 1. Section 4 oil control cartridge valves cross hydraulics. Order spikes can cause temporary extended lead times. Pressure valves of type zdb10d and z2db10d are direct operated pressure relief valves in sandwich plate design. Generally, the valves consist of housing 1, orifice bush 2, pressure compensator 3 with optional stroke. M4 components kbps ls pressure relief valve rising curve.
Pressure control, relief cartridges sun hydraulics. Dbetx proportional pressure relief valves limit pressure for piloting applications. When the pressure at the inlet port 1 reaches the valve setting, the valve starts to open. Goto product focused delivery times are available only for the quantities and if applicable, the preferred options listed for the product. Typeexamination tested safety valves according to pressure equipment directive 201468eu 9.
Ets has over 25 years of sales and service experience with the bosch rexroth group in the u. These valves can work with pressures up to 420 bar 6000 psi and flows up to 400 lpm 106 gpm in a reliable and compact design. Dbet proportional pressure relief valves for piloting applications. Dbd pressure relief valves, direct operated bosch rexroth. Proportional pressure relief valve, pilotoperated bosch rexroth ag. Pressure relief valve, pilot operated rexroth bosch rexroth. Check valve before damping piston for fast response times. Pressure relief valves shipped worldwide hydraulics online. The proportional flow control valve is a direct operated screwin cartridge valve in spool design with integrated pressure compensator. Rexroth relief valve r900345310 with rotary knob, sae4 thd. It regulates the flow proportionally to the input signal in a stepless form from port p to a. Proportional pressure relief valves limit the pressure in a hydraulic circuit and allow. Pressure relief valves basically consist of a main valve with main spool insert and pilot valve. Any excessive residual flow is led to the tank or to another actuator via port t.
They are used to limit a system inlet pressure to a specified maximum value. Parkers pilot operated relief valves provide a stable design with low pressure drop meant for continuous duty applications while operating with less hydraulic noise. It is suitable for closed loop applications like position, velocity, and pressure control. A flexible wedge gate valve is shown in the illustration, but other double. Rexroth pdf standard types and components are shown in the. The system pressure is set via the adjustment type 4. Pressure is limited by changing current to the proportional solenoid from an external amplifier. Export data and price of hydraulic valve rexroth under hs. Valve assembly without valve assembly 0 builtonpressure 1 relief valve design housed pump g series size 28 107 1 size 12 4 pump type variable pump a2vk size 11,6 cm. At the same time, pressure is applied to the springloaded side of the main spool 3 and to the ball 8 in the. The valves basically consist of housing 1 with seat 2 and control spool 3. Pressure valves type dbk are pilot operated pressure relief. Pressure relief valves are a nonadjustable control valve that regulate pressure in a hydraulic system. Foreword 4 industrial hydraulics bosch rexroth ag overview of type codes and bosch at material numbers isolator valves subplate mounting.
Bushing with hexagon and protective cap rotary knob hand wheel lockable rotary knob. Pressure controlflow controlcheck valves airline hydraulics. Pressure is limited by changing current to the proportional solenoid from an external amplifier or internal electronics dbete. If this adjustable maximum value is reached, the pressure relief valve will return the excess flow to the tank. High pressure relief valves 7 pressure cutoff, d 7 dg hydraulic control, direct operated 8. Adjustment types for pressure adjustment, optionally. Before ordering a design tested pressure relief valve, checks have to be carried out to ensure that at the required response pressure p the maximum permissible. Pressure control, relief cartridges powered by sun quickprint, your ondemand, customized catalogue solution. They are used for the limitation of the operating pressure. Dbd type relief valves offer line contact sealing for minimal leakage at closure and a full array of pressure capacities are available. Pressure trapping referring to figure 3, consider the scenario which accompanies and follows closure of a doubleseated valve.
Built in solenoid valve for pilot line or low pressure relief valve rj b1015e12. Data sheet rexroth variable pump a2vk series 1 and 4. Bosch rexroth zdb6 and z2db6 pilot operated pressure relief valves have a sandwich plate design. Z2dbd pressure relief valve bosch rexroth ag, re 25771, edition. A typical application of this is in the supply of hydraulic oil in power steering systems.
All productszcpezhenchao petrochemical equipment co. Upload your part picture or design jpg or pdf files only. A typical application would be to provide a controlled lower pressure to a secondary circuit function reducing andor reducingrelieving valves. Available for solidworks, inventor, creo, catia, solid edge, autocad, revit and many.
Relief valves high pressure relief valve hydraulic. Rbae directacting relief valve pilot capacity 12 rbab aircontrolled, directacting relief valve pilot capacity. Valves for line connections valves for block installation p max 350 bar q max 120 lmin re 25 86011. Proportional pressure relief valve rexroth bosch rexroth. Proportional flow control valve with integrated pressure. Pressure valves having a predetermined effect on the operating pressure in a system or a part of a system pressure relief valves, proportionalreliefvalvedbepre29164. View detailed export data, price, monthly trends, major exporting countries, major ports of hydraulic valve rexroth under hs code 8481. Bosch rexroth cartridge pressure relief valve dbds. A pressure relief valve is a safety device and is required on all hydraulic systems. They are used to maintain a constant flow, mostly independent of pressure and temperature. Pressure control valves of type db are pilot operated pressure relief valves. Type db pressure relief valve type db the pressure applied to channel p acts on the main spool 3. The appropriate regulations must be taken into account. Pressure relief valves basically consist of a main valve with main spool insert and pilot valve with pressure adjustment elements.
The valves are closed in their rest position and protect. Once adjusted, the pressure relief valve opens whenever the pressure goes beyond the value set and allows oil to flow back to the reservoir. Proportional directional valves, direct operated with electrical. This feature allows the reduced pressure at port 1 to remain relatively constant under back flow conditions. Directly operated valves pilot valves for limiting system pressure. Pressure relief valve, pilot operated bosch rexroth. Dbeta proportional pressure relief valve bosch rexroth usa.
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