Rexroth DBE Pilot Operated Pressure Reducing Valve

The Rexroth DBE Pilot Operated Pressure Reducing Valve is a highly reliable and precise component designed to regulate hydraulic pressure with exceptional accuracy. It is particularly suited for applications where maintaining a consistent pressure level is critical to system performance. This valve is engineered with a pilot-operated mechanism, ensuring smooth and stable operation even under varying load conditions.

With its robust construction and advanced design, the DBE valve offers long-lasting durability and superior control capabilities. It is an ideal choice for complex hydraulic systems that demand consistent performance and efficiency.

Rexroth DBE Features

Pilot Operated Valve: The Rexroth DBE valve is a pilot-operated pressure relief valve designed to limit system pressure with precision.
Proportional Solenoid Operation: It is controlled by a proportional solenoid, allowing for infinitely variable adjustment of the pressure in relation to the electrical command value.
Subplate Mounting: The valve is designed for subplate mounting with port positions according to DIN 24340, form E, providing easy integration into hydraulic systems.
Optional Maximum Pressure Relief: The DBE valve offers an optional maximum pressure relief function via a spring-loaded pilot valve, adding an extra layer of safety and control.
High Pressure Capability: It can handle a maximum operating pressure of up to 350 bar, making it suitable for high-pressure hydraulic applications.
Integrated Electronics Option: The DBE is available with integrated electronics (OBE), providing low tolerances on the command value/pressure characteristic curve and allowing independent adjustment of up and down ramps.
Multiple Pressure Stages: The valve is available in various pressure stages, ranging from 50 bar to 350 bar, catering to different system requirements(DBE).

Rexroth DBE Specifications

Specification	Details
Model	DBE(M) and DBE(M)E
Valve Type	Proportional pressure relief valve, pilot operated
Size	10, 25
Component Series	5X
Maximum Operating Pressure	350 bar (5075 PSI)
Maximum Flow	400 L/min
Pressure Stages	50, 100, 200, 315, 350 bar
Installation Orientation	Optional
Hydraulic Fluid	Mineral oil (HL, HLP) to DIN 51524, other hydraulic fluids on request
Hydraulic Fluid Temperature Range	-20°C to +80°C
Viscosity Range	15 to 380 mm²/s
Cleanliness Class	ISO 4406 (c) class 20/18/15
Maximum Set Pressure	Adjustable pressure range based on pressure stage (e.g., 30 to 70 bar for the 50 bar stage)
Pilot Oil Flow	Size 10: 0.5 to 1.8 L/min, Size 25: 0.5 to 2.1 L/min
Control Electronics	External for DBE and DBEM, Integrated (OBE) for DBEE and DBEME
Electrical Supply Voltage	24 V DC
Electrical Connection	DIN EN 175301-803 for DBE and DBEM, DIN EN 175201-804 for DBEE and DBEME
Protection Class	IP 65 with cable socket mounted and locked

Rexroth DBE Catalogue

Model Number	DBE Pilot Operated Pressure Reducing Valve Price	Order Number	Stock Status
DBE10-3X/50YG24N9K4	$1090 - $1600		Limited Stock
DBE10-3X/100YG24N9K4	$1200 - $1990		Limited Stock
DBE6X-1X/315G24-8NZ4M	$1275 - $1825		Limited Stock
DBE30-3X/50YG24N9K4	$1420 - $2300		Limited Stock
SYDFEE-2X/045R-PKC62KC1-0000-A0A1VXX	$1485 - $2375	R978020608	Limited Stock

For DBE for sale and stock availability, please contact our business manager for pricing information.

Rexroth DBE Pilot Operated Pressure Reducing Valve Manual PDF

The Rexroth DBE Pilot Operated Pressure Reducing Valve manual is an essential resource for professionals seeking comprehensive guidance on installation, operation, and maintenance. This detailed manual covers everything from the valve’s technical specifications to step-by-step instructions for optimal performance. Designed to ensure reliability and efficiency, the DBE valve is ideal for applications requiring precise pressure control. The manual includes troubleshooting tips and safety precautions, making it an invaluable tool for engineers and technicians. Download this manual for free to ensure your Rexroth DBE valve operates at its peak efficiency.

Rexroth DBE Valve Manual PDF Free Download

DBE Pilot Operated Pressure Reducing Valve Applications

Industrial Hydraulics: The DBE valve is crucial in maintaining consistent pressure levels in hydraulic systems used in various industrial applications, ensuring equipment operates within safe parameters.
Mobile Hydraulics: These valves are widely used in mobile hydraulic systems, such as those in construction and agricultural machinery, to control pressure and protect the system from overloading.
Press and Stamping Machines: The DBE valve is ideal for use in press and stamping machines, where precise pressure control is essential to achieve accurate and repeatable results in forming and cutting operations.
Injection Molding Equipment: In plastic injection molding, the DBE valve helps regulate hydraulic pressure, ensuring consistent material flow and preventing defects in the final products.
Marine Hydraulics: The DBE valve is used in marine applications to manage hydraulic systems on ships and offshore platforms, ensuring stability and reliability in critical operations such as steering and lifting.
Energy Sector: In the energy sector, particularly in oil and gas exploration and production, the DBE valve is employed to control pressure in hydraulic systems, ensuring safe and efficient operation under harsh conditions.
Machine Tools: These valves are integral to machine tools that require precise pressure control for operations such as grinding, cutting, and drilling, enhancing both the quality of the workpiece and the longevity of the machinery.

Rexroth DBE FAQ

What is the primary function of the Rexroth DBE Proportional Pressure Relief Valve?

The Rexroth DBE valve is designed to limit the system pressure in hydraulic systems. It operates using a proportional solenoid to adjust the pressure infinitely based on the electrical command value.

What are the available pressure stages for the Rexroth DBE valve?

The Rexroth DBE valve comes in multiple pressure stages: 50 bar (725 PSI), 100 bar (1450 PSI), 200 bar (2900 PSI), 315 bar (4569 PSI), and 350 bar (5075 PSI).

Can the Rexroth DBE valve be used in various orientations during installation?

Yes, the Rexroth DBE valve can be installed in any orientation, providing flexibility in different hydraulic system designs.

What is the maximum operating pressure and flow rate for the Rexroth DBE valve?

The maximum operating pressure is 350 bar (5075 PSI), and the maximum flow rate is 400 L/min for size 25 valves.

What is the difference between the DBE and DBEM versions of the valve?

The DBEM version includes an additional spring-loaded pilot valve for maximum pressure limitation, offering a redundant pressure relief function for enhanced safety.

How does the integrated electronics in the DBEE and DBEME models enhance the valve's performance?

The integrated electronics (OBE) allow for precise control of the command value/pressure characteristic curve, with adjustable ramp times for pressure build-up and reduction, resulting in improved accuracy and performance stability.

What type of hydraulic fluid is recommended for use with the Rexroth DBE valve?

The Rexroth DBE valve is compatible with mineral oil (HL, HLP) according to DIN 51524. Other hydraulic fluids can be used upon consultation with Bosch Rexroth.