Rexroth DBW Throttle Valve
The Rexroth DBW Throttle Valve is a precision-engineered component designed for the accurate control of fluid flow within hydraulic systems. Renowned for its reliability and durability, this valve is ideal for applications that demand consistent performance under varying pressure conditions. Its robust construction ensures longevity and minimal maintenance, making it a cost-effective choice for industrial use.
Incorporating advanced throttle and shut-off functionality, the DBW Throttle Valve allows for fine adjustments, enabling operators to achieve optimal system performance. Its compact design facilitates easy integration into existing systems, ensuring seamless operation and enhancing overall efficiency.
Rexroth DBW Features
- Subplate Mounting: Designed for subplate mounting with porting patterns according to ISO 6264 for various sizes, ensuring compatibility and ease of installation.
- Threaded Connection Option: Offers threaded connection variants for flexible mounting options, catering to different application requirements.
- High-Performance Solenoid: Equipped with a high-power solenoid for reliable operation, ensuring efficient pressure relief in demanding hydraulic systems.
- Solenoid-Actuated Unloading: Allows unloading via a solenoid-actuated directional spool valve or directional seat valve, providing precise control over the pressure relief function.
- Switching Shock Damping: Features optional switching shock damping, particularly in the DBW type, to minimize pressure spikes and reduce noise, improving overall system stability.
- Corrosion-Resistant Design: Built with a corrosion-protected design, making it suitable for harsh environments and extending the service life of the valve.
- CE Conformity: Complies with the Low-Voltage Directive 2014/35/EU for electrical voltages above 50 VAC or 75 VDC, ensuring safety and regulatory compliance.
Rexroth DBW Specifications
| Specification | Details |
| Valve Type | DBW-Pressure relief valve, pilot-operated |
| Mounting Type | Subplate mounting or threaded connection |
| Size Options | NG10, NG16, NG25, NG32 |
| Maximum Operating Pressure (Port P, X) | 350 bar |
| Maximum Counter Pressure (Port T) | 210 bar (with DC solenoid), 160 bar (with AC solenoid) |
| Maximum Flow (Subplate Mounting) | 250 – 650 l/min |
| Operating Temperature Range (DBW) | -20°C to +50°C (NBR seals), -15°C to +50°C (FKM seals) |
| Hydraulic Fluid Compatibility | Mineral oils (HL, HLP), biodegradable fluids (HETG, HEES, HEPG), water-free flame-resistant fluids (HFDU), and water-containing flame-resistant fluids (HFC) |
| Viscosity Range | 10 – 800 mm²/s |
| Electrical Connection Options | Direct voltage 24 V, alternating voltage 230 V 50/60 Hz |
| Seal Material Options | NBR or FKM |
| CE Conformity | According to Low-Voltage Directive 2014/35/EU |
| Switching Shock Damping | Optional for DBW type |
| Corrosion Protection | Available with 240-hour salt spray test according to EN ISO 9227 |
| Adjustment Type | Rotary knob, sleeve with hexagon, lockable rotary knob with scale |
| Safety Valve Compliance | Type-examination tested safety valves according to Pressure Equipment Directive 2014/68/EU |
| Weight (DBW Type) | 4.05 kg (NG10) to 5.85 kg (NG32) |
| Characteristic Curves | Available for different response pressures and maximum counter pressures |
Rexroth DBW Catalogue
| Model Number | DBW Throttle Valve Price | Stock Status |
|---|---|---|
| DBW10B1-5X/50-6EG24N9K4 | $435 - $872 | Limited Stock |
| DBW10B2-5X/50-6EG24N9K4 | $450 - $900 | In Stock |
| DBW10B1-5X/100-6EG24N9K4 | $465 - $950 | Limited Stock |
| DBW10B2-5X/100-6EG24N9K4 | $480 - $995 | In Stock |
| DBW10B1-5X/200-6EG24N9K4 | $490 - $1050 | Limited Stock |
| DBW10B2-5X/200-6EG24N9K4 | $505 - $1100 | In Stock |
| DBW10B1-5X/315-6EG24N9K4 | $520 - $1150 | Limited Stock |
| DBW10B2-5X/315-6EG24N9K4 | $530 - $1200 | In Stock |
| DBW10B1-5X/350-6EG24N9K4 | $550 - $1250 | Limited Stock |
| DBW10B2-5X/350-6EG24N9K4 | $570 - $1300 | In Stock |
| DBW20B1-5X/50-6EG24N9K4 | $600 - $1400 | Limited Stock |
| DBW20B2-5X/50-6EG24N9K4 | $620 - $1450 | In Stock |
| DBW20B1-5X/100-6EG24N9K4 | $650 - $1500 | Limited Stock |
| DBW20B2-5X/100-6EG24N9K4 | $670 - $1550 | In Stock |
| DBW20B1-5X/200-6EG24N9K4 | $700 - $1600 | Limited Stock |
| DBW20B2-5X/200-6EG24N9K4 | $720 - $1650 | In Stock |
| DBW20B1-5X/315-6EG24N9K4 | $750 - $1700 | Limited Stock |
| DBW20B2-5X/315-6EG24N9K4 | $770 - $1750 | In Stock |
| DBW20B1-5X/350-6EG24N9K4 | $800 - $1800 | Limited Stock |
| DBW20B2-5X/350-6EG24N9K4 | $820 - $1850 | In Stock |
| DBW30B1-5X/50-6EG24N9K4 | $850 - $1900 | Limited Stock |
| DBW30B2-5X/50-6EG24N9K4 | $870 - $1950 | In Stock |
| DBW30B1-5X/100-6EG24N9K4 | $900 - $2000 | Limited Stock |
| DBW30B2-5X/100-6EG24N9K4 | $920 - $2050 | In Stock |
| DBW30B1-5X/200-6EG24N9K4 | $950 - $2100 | Limited Stock |
| DBW30B2-5X/200-6EG24N9K4 | $970 - $2150 | In Stock |
| DBW30B1-5X/315-6EG24N9K4 | $1000 - $2200 | Limited Stock |
| DBW30B2-5X/315-6EG24N9K4 | $1020 - $2250 | In Stock |
| DBW30B1-5X/350-6EG24N9K4 | $1050 - $2300 | Limited Stock |
| DBW30B2-5X/350-6EG24N9K4 | $1070 - $2350 | In Stock |
For DBW for sale and stock availability, please contact our business manager for pricing information.
Rexroth DBW Throttle Valve Manual PDF
The Rexroth DBW Throttle Valve is a high-performance hydraulic component designed for precise flow control in various industrial applications. Engineered with robust materials and advanced technology, this valve ensures reliable operation even under challenging conditions. Its compact design allows for easy integration into existing systems, while the adjustable throttling function provides enhanced flexibility and efficiency. Ideal for maintaining consistent pressure levels, the DBW Throttle Valve is a perfect choice for systems requiring accurate flow regulation. Download the product manual now for detailed specifications and installation guidelines.
Rexroth DBW Throttle Valve Applications
- Die Casting Machines: Rexroth DBW Throttle Valves are used in die casting machines to manage the hydraulic pressure, ensuring the correct force is applied during the casting process.
- Hydraulic Power Units (HPUs): The DBW valve can be integrated into HPUs to regulate the pressure within hydraulic circuits, providing stability and control across various applications.
- Mobile Construction Equipment: The valve’s robust design and ability to withstand harsh conditions make it suitable for use in mobile construction equipment, such as excavators and loaders, where pressure control is critical.
- Marine Hydraulics: The corrosion-protected design of the valve makes it well-suited for use in marine hydraulic systems, where exposure to saltwater and harsh environments is common.
- Press Brakes: In press brakes, the valve is utilized to control the hydraulic pressure that bends metal sheets, ensuring accuracy and consistency in the bending process.
- Offshore Drilling Rigs: The DBW valve can be used in hydraulic systems on offshore drilling rigs, where precise control of pressure is necessary to manage the drilling operations safely.
- Steel Manufacturing Equipment: In steel manufacturing, where hydraulic systems are often subjected to extreme pressures and temperatures, the Rexroth DBW Throttle Valve is used to maintain control and stability in various processes.
Rexroth DBW FAQ
- The recommended hydraulic fluids include mineral oils (HL, HLP) according to DIN 51524 and various biodegradable and flame-resistant hydraulic fluids, as specified in the relevant standards.
- The Rexroth DBW valve can handle a maximum flow rate of up to 650 l/min depending on the valve size and connection type.
- Yes, the Rexroth DBW valve can operate in ambient temperatures ranging from -20°C to +50°C with NBR seals and -15°C to +50°C with FKM seals.
- The Rexroth DBW valve is a pilot-operated pressure relief valve designed for the limitation and solenoid-actuated unloading of operating pressure.
Yes, the valve can be used with flame-resistant hydraulic fluids that contain water, such as HFC, but with certain limitations regarding cavitation and reduced component life cycle.
The Rexroth DBW valve is CE-certified according to the Pressure Equipment Directive 2014/68/EU and complies with the Low-Voltage Directive 2014/35/EU for electrical voltages above 50 VAC or 75 VDC.
- The Rexroth DBW valve is suitable for hydraulic systems requiring reliable pressure relief and control, such as industrial machinery, mobile hydraulics, and energy sectors.
The available adjustment types include rotary knobs, lockable rotary knobs with scale, and sleeve with hexagon and protective cap.
English
Russian
French
German
Portuguese
Spanish