Rexroth ZDB Throttle Valve

Rexroth ZDB Throttle Valve

The Rexroth ZDB Throttle Valve is a premium hydraulic component engineered for accurate flow control across diverse industrial applications. With its compact design, it integrates seamlessly into existing systems, delivering consistent and reliable performance, even in the most demanding conditions. Its robust construction ensures long-term durability, making it a trusted choice for environments where reliability is essential.

Designed for precision, this throttle valve allows for smooth modulation of hydraulic flow, significantly enhancing system efficiency. Its versatility and adaptability make it an excellent solution for engineers looking for dependable and precise flow regulation.

Rexroth ZDB Features

  • Pilot Operated Design: The ZDB valve is a pilot-operated pressure relief valve, which provides precise pressure control in hydraulic systems by utilizing a pilot valve to regulate the main valve operation.
  • Sandwich Plate Construction: The valve features a sandwich plate design, which allows it to be easily integrated into stackable valve assemblies, optimizing space in hydraulic circuits.
  • Multiple Pressure Stages: Available in four pressure stages—50 bar, 100 bar, 200 bar, and 315 bar—offering versatility to meet various system pressure requirements.
  • Flexible Mounting Options: The valve is designed with connection locations adhering to DIN 24340 form A and ISO 4401-03-02-0-94 standards, providing flexibility for different installation setups.
  • Dual Cartridge Option: The Z2DB variant includes two pressure relief valve cartridges, enabling control of pressure in multiple lines simultaneously, enhancing system flexibility.
  • Variety of Circuit Options: It offers five different circuit options (A-T, B-T, P-T, A-T and B-T, A-B and B-A), making it adaptable to different hydraulic circuit configurations.
  • Pressure Adjustment Elements: The valve provides four options for pressure adjustment elements, including a rotary knob, sleeve with hexagon and protective cap, lockable rotary knob with scale, and rotary knob with scale, offering ease of use and precision.

Rexroth ZDB Specifications

SpecificationDetails
Product TypeZDB (Single Cartridge) / Z2DB (Double Cartridge) Pressure Relief Valve
Nominal Size6
Component Series4X
Maximum Operating Pressure315 bar
Pressure Stages50 bar, 100 bar, 200 bar, 315 bar
Maximum Flow60 L/min
Connection StandardsDIN 24340 form A (without locating pin), ISO 4401-03-02-0-94 (with locating pin, ordering code: /60)
Adjustment Elements for Pressure– Rotary knob
– Sleeve with hexagon and protective cap
– Lockable rotary knob with scale
– Rotary knob with scale
Operating Temperature Range-20°C to +80°C
Pressure FluidMineral oil (HL, HLP) to DIN 51524, biodegradable fluids to VDMA 24568, other fluids on request
Installation PositionOptional
Viscosity Range10 to 800 mm²/s
Pressure Fluid Contamination LevelISO 4406 (Class 20/18/15)
Unit WeightZDB 6: Approx. 1 kg
Z2DB 6: Approx. 1.2 kg

Rexroth ZDB Throttle Valve Catalogue

Model NumberZ2DB Throttle Valve PriceStock Status
Z2DB6VC2-4X/50$598 - $620Limited Stock
Z2DB6VC2-4X/100$630 - $645In Stock
Z2DB6VC2-4X/200$650 - $670Limited Stock
Z2DB6VC2-4X/315$675 - $690In Stock
Z2DB6VD2-4X/50$700 - $720Limited Stock
Z2DB6VD2-4X/100$725 - $740In Stock
Z2DB6VD2-4X/200$745 - $760Limited Stock
Z2DB6VD2-4X/315$765 - $780In Stock
Z2DB6VC2-4X/50V$785 - $800Limited Stock
Z2DB6VC2-4X/100V$805 - $820In Stock
Z2DB6VC2-4X/200V$99 - $1200Limited Stock
Z2DB6VC2-4X/315V$845 - $860In Stock
Z2DB6VD2-4X/50V$865 - $880Limited Stock
Z2DB6VD2-4X/100V$885 - $900In Stock
Z2DB6VD2-4X/200V$905 - $920Limited Stock
Z2DB6VD2-4X/315V$925 - $940In Stock
Z2DB10VC2-4X/50$945 - $960Limited Stock
Z2DB10VC2-4X/100$965 - $980In Stock
Z2DB10VC2-4X/200$985 - $1000Limited Stock
Z2DB10VC2-4X/315$1005 - $1015In Stock
Z2DB10VD2-4X/50$1020 - $1030Limited Stock
Z2DB10VD2-4X/100$1035 - $1040In Stock
Z2DB10VD2-4X/200$750 - $770Limited Stock
Z2DB10VD2-4X/315$780 - $800In Stock
Z2DB10VC2-4X/50V$810 - $825Limited Stock
Z2DB10VC2-4X/100V$835 - $850In Stock
Z2DB10VC2-4X/200V$860 - $875Limited Stock
Z2DB10VC2-4X/315V$880 - $900In Stock
Z2DB10VD2-4X/50V$910 - $925Limited Stock
Z2DB10VD2-4X/100V$935 - $950In Stock
Z2DB10VD2-4X/200V$960 - $980Limited Stock
Z2DB10VD2-4X/315V$990 - $1040In Stock

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

ZDB Throttle Valve Manual PDF

The Rexroth ZDB Throttle Valve manual provides comprehensive guidance on the installation, operation, and maintenance of this precision-engineered hydraulic component. Designed to regulate flow and pressure in hydraulic circuits, the ZDB Throttle Valve ensures optimal system performance and reliability. This manual covers detailed specifications, technical data, and step-by-step instructions, making it an essential resource for engineers and technicians. Whether you’re looking to enhance system efficiency or ensure long-term durability, the Rexroth ZDB Throttle Valve manual offers all the information you need for successful integration and operation. Download your free PDF copy today.

Rexroth ZDB Throttle Valve Manual PDF Free Download
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ZDB Throttle Valve Applications

  • Hydraulic Pressure Limitation: The ZDB throttle valve is widely used in hydraulic systems to limit pressure, ensuring that the system operates within safe parameters.
  • Hydraulic System Safety: By providing a controlled relief of excess pressure, the ZDB throttle valve helps to prevent system failures and protect other components in the hydraulic circuit from damage.
  • Industrial Machinery Control: The ZDB throttle valve is essential in controlling hydraulic pressures in industrial machinery, ensuring smooth and safe operation of equipment such as presses, injection molding machines, and machine tools.
  • Mobile Equipment Hydraulics: The valve's compact sandwich plate design makes it suitable for mobile equipment, such as construction and agricultural machinery, where space is limited, and robust performance is required.
  • Energy Efficiency in Hydraulic Systems: The ZDB throttle valve can be adjusted to provide precise control of pressure, contributing to energy-efficient operation by minimizing unnecessary pressure losses.
  • Automated Production Lines: In automated industrial production lines, the ZDB valve ensures consistent hydraulic pressure, which is critical for the precise and repetitive actions required in mass production processes.
  • Industrial Hydraulic Presses: The valve is used in hydraulic presses to maintain the desired pressure levels, allowing for precise force application during metal forming, stamping, and other press operations.

Rexroth ZDB FAQ

    • The available pressure stages for the Rexroth ZDB valve are 50 bar, 100 bar, 200 bar, and 315 bar.
    • The Rexroth ZDB valve offers four adjustment elements: rotary knob, sleeve with hexagon and protective cap, lockable rotary knob with scale, and rotary knob with scale.
    • The maximum flow capacity of the Rexroth ZDB valve is 60 L/min.
    • The "4X" in the component series signifies that the valve belongs to the series 40 to 49, which ensures unchanged installation and connection dimensions.
    • The Rexroth ZDB valve can be installed in any orientation.

The approximate weight of the Rexroth ZDB valve is 1 kg.

The system pressure on the Rexroth ZDB valve is set using the adjustment element provided on the valve, such as a rotary knob or sleeve.

The Rexroth ZDB valve operates within a temperature range of -20°C to +80°C.

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