Bosch Rexroth Pilot Operated Relief Valve
Online Services for Bosch Pilot Operated Relief Valve
A Bosch Rexroth Pilot Operated Relief Valve is a high-performance hydraulic unit that controls and restricts the pressure of the fluid in hydraulic systems. It guarantees accurate regulation of pressure and protects the system from excessive pressure through pilot control mechanism. This valve is perfect for use in machines used in industries where there is need to keep strict levels of pressures like power units or mobile equipment. The reason why this item can last long without failing frequently lies on its strong build as well as advanced features which also make it perform uniformly always thus becoming an important part of any hydraulic system designed for efficiency and safety.
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Meet the Bosch Rexroth Pilot Operated Relief Valve, which is created for determining hydraulic pressure and dependability. It is suitable for industries where it guarantees maximum efficiency as well as safety. Visit our product webpage to find out more about its characteristics, technical features, advantages etc.
Bosch Rexroth DB Pilot Operated Relief Valve
- Connection Options that Can be Used for Different Purposes: The valve can be connected either by flange connection or subplate mounting, providing a wide range of installation possibilities.
- Pressure Settings that Can Be Adjusted: It is designed with three types of pressure adjustment mechanisms which include a sleeve with hexagon and protective cap, rotary knob and lockable rotary knob.
- Solenoid-Actuated Unloading: In this case, it has a solenoid-actuated unloading function through built-on directional spool valve which enhances operational control.
- Pilot Oil Return Options: This means that the valve can have both internal and external pilot oil return thus allowing flexible hydraulic control.
- Control Port at a Distance : There is an optional remote control port available for remote operation and adjustments if necessary.
- Different Main Spool Insert Versions: Main spool insert comes in two versions namely seat or spool to meet various application needs.
- CE Conformity: According to the Low-Voltage Directive 2014/35/EU for electrical voltages above 50 VAC or 75 VDC it conforms with European safety standards.
- High Pressure and Flow Capacity: With ability to handle maximum operating pressure of 315 bar and maximum flow rate being 2000 liters per minute ,the valve is suitable for high-demand hydraulic systems.
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Rexroth Pilot Operated Pressure Relief Valve Diagram andPilot Operated Relief Valve Schematic
Bosch Rexroth Pilot Operated Relief Valve: Technical Specifications Overview Table​​
| Parameter | Value |
| Weight (DB) | approx. 27 kg |
| Weight (DBW) | approx. 28.5 kg |
| Installation position | any |
| Ambient temperature range (DB) | -30 to +80 °C |
| Ambient temperature range (DBW) | -20 to +50 °C |
| Maximum operating pressure (Ports P, T, X) | 315 bar |
| Maximum counter pressure (Port Y – DB) | 315 bar |
| Maximum counter pressure (Port Y – DBW) | 210 bar (DC solenoid) |
| Maximum counter pressure (Port T – DBW) | 160 bar (AC solenoid) |
| Minimum set pressure | flow-dependent |
| Maximum set pressure | 100; 315 bar |
| Maximum flow | 2000 l/min |
| Hydraulic fluid temperature range (NBR seals) | -20 to +80 °C |
| Hydraulic fluid temperature range (FKM seals) | -15 to +80 °C |
| Viscosity range | 10 to 380 mm²/s |
| Cleanliness class | ISO 4406 (c): Class 20/18/15 |
| Hydraulic fluid | Mineral oils (HL, HLP) according to DIN 51524 |
| Sealing materials | NBR, FKM |
| Conformity | CE according to Low-Voltage Directive 2014/35/EU |
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Bosch Rexroth Pilot Operated Relief Valve Service Manua
When to Use Pilot Operated Relief Valves: A Comprehensive Guide
- Establishing System Requirements: Be sure to evaluate the specific requirements of your hydraulic system. This involves identifying things like pressure range, flow rate and application type. It is from this point that you will be able to choose the correct valve.
- Valve Size And Capacity: Make certain that the size and capacity of a valve matches those of your system. If it is too small then there would not be enough pressure relief while having one which is oversized might incur unnecessary costs.
- Maintenance On A Regular Basis: Always check on its condition by doing some routine maintenance practices so as to keep everything working right; inspect for wear, clean parts, verify pressures among other things.
- Installation Best Practices: Follow recommended procedures during installation as provided by manufacturers lest we experience common errors such as misalignment or wrong pressure settings which may greatly affect performance levels achieved with valves in place.
- Monitoring System Performance: Keep track of how well various aspects perform within our hydraulics systems throughout their lifetime; this enables us know if anything goes wrong at early stages when it can still be fixed cheaply. This may call for adjustments of valve settings to ensure proper control of pressure is maintained.
Rexroth Pilot Operated Relief Valve Catalog​
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Rexroth Pilot Operated Relief Valve: Answers to Common Queries
Explore the advantages of the Pilot Operated Relief Valve for enhanced performance.
Q: What are Bosch Rexroth Pilot Operated Relief Valves?
A: These valves for hydraulic systems are used to control or limit the maximum pressure in a system, ensuring safe operations and safeguarding against potential overloads.
Q: How does a pilot-operated pressure relief valve function?
A: With the help of a small pilot valve that works alongside a larger main valve, this device regulates pressure. The pilot valve is sensitive towards the system’s pressure and opens up if it reaches a certain level beyond which fluid can flow freely, releasing excess pressure from the system.
Q: What are the key features of the Bosch Rexroth pilot-operated valves?
A: Key features include high precision in pressure limitation, choice between direct acting poppet or pilot-operated spool designs, healthy range of pressure settings to 20 bar and sandwich plate design which makes them easy to integrate into hydraulic systems.
Q: What are some of the common types of pilot-operated relief valves offered by Bosch Rexroth?
A: Some types include the pilot-operated spool valve, direct acting poppet valves and ultra-safe 620 series that have sandwich plate designs easily integrated into standard hydraulic systems.
Q: Can Bosch Rexroth Pilot Operated Relief Valves be used with specific hydraulic fluids?
A: Yes. Several kinds such as Fuchs Hydrotherm 46M, Renosafe 500 or Petrofer among others can be used with it. Always consult manufacturer’s specifications for compatible fluids.
Q: What applications are Bosch Rexroth Pilot Operated Relief Valves typically used in?
A: Bosch Rexroth Pilot Operated Relief Valves are commonly used in industrial machinery, mobile equipment, and other hydraulic systems where precise pressure control and safety are critical. They are ideal for applications in construction, manufacturing, and energy sectors, where they help prevent system overloads and ensure smooth operation.