Rexroth ZDB Series Relief Valve | ZDB6VP ZDB10VP ZDB6VA | R900409893 R900449008 | Sandwich Pressure Valve
| Model Number | ZDB6VA2-4X/315V |
|---|
Product Description
ZDB Series Sandwich Plate Relief Valves
Product Overview: The ZDB Series is a high-performance sandwich plate relief valve designed for pressure limitation and safety protection within hydraulic systems. Its modular sandwich design allows it to be mounted directly between a directional valve and a subplate, enabling precise pressure control for specific ports (such as P, A, or B) without additional piping. Available in Size 6 (NG6) and Size 10 (NG10), the ZDB series is renowned for its stable regulation accuracy and compact footprint, widely used in machine tools, automation lines, and mobile hydraulic power units.
Featured models: ZDB6VA2-4X/315V (R900409893), ZDB6VP1-4X/50 (R900449008), and ZDB10VP2-41/315.
Key Technical Advantages:
Sandwich Design Optimization: Significantly reduces the physical size of the manifold, minimizes potential leak points, and simplifies installation and maintenance.
Flexible Control Logic: Offers various pressure limitation functions (e.g., VP acting on port P, VA acting on port A) to meet precise circuit requirements.
Tiered Pressure Ranges: Supports various pressure gradients from 50 bar to 315 bar, covering everything from low-pressure control to high-pressure overload protection.
Viton Seals (V): Models with the /V suffix come standard with FKM (Viton) seals, offering superior high-temperature resistance and chemical compatibility.
Detailed Specifications & Parameters:
Featured Model Matrix:
ZDB6VA2-4X/315V (R900409893): Size 6, relief in port A, Series 4X, pressure up to 315 bar, Viton seals.
ZDB6VP1-4X/50 (R900449008): Size 6, relief in port P, Series 4X, pressure adjustment up to 50 bar.
ZDB10VP2-41/315: Size 10, relief in port P, Series 41, max pressure 315 bar.
Core Technical Specs:
Mounting Interface: Complies with ISO 4401-03 (Size 6) and ISO 4401-05 (Size 10).
Max Operating Pressure: Up to 31.5 MPa (315 bar).
Max Flow Capacity: Up to 60 L/min (NG6) and 100 L/min (NG10).
Adjustment Type: Standard adjustment bolt with protective cap or rotary knob.



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