Rexroth 4WRKE Directional Control Proportional Valves
Description:
The Rexroth 4WRKE Directional Control Proportional Valve is a high-performance electro-hydraulic proportional directional valve with integrated electronics (OBE). It provides precise control of flow direction and flow rate for demanding hydraulic applications. Designed for closed-loop control systems, the 4WRKE series offers outstanding dynamic response, excellent repeatability, and reliable operation in industrial automation, machine tools, steel production, injection molding machines, hydraulic presses, and testing equipment.
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Rexroth 4WRKE Directional Control Proportional Valves
| Parameter | Specification |
|---|---|
| Product Name | Rexroth 4WRKE Directional Control Proportional Valve |
| Brand | Bosch Rexroth |
| Valve Type | Proportional Directional Control Valve |
| Series | 4WRKE |
| Control Type | Electro-hydraulic Proportional |
| Electronics | Integrated Digital Electronics (OBE) |
| Mounting Type | Subplate Mounting (ISO 4401) |
| Nominal Sizes | NG6, NG10, NG16, NG25, NG27, NG35 |
| Number of Ports | 4-Way |
| Switching Positions | 3 Position |
| Flow Direction | Bidirectional |
| Control Signal | ±10 V, 4–20 mA (depending on version) |
| Supply Voltage | 24 V DC |
| Maximum Operating Pressure | Up to 350 bar |
| Maximum Flow Rate | Up to 1,600 L/min (depending on size) |
| Hydraulic Fluid | Mineral Oil (HL, HLP), compatible fluids |
| Ambient Temperature | -20°C to +60°C |
| Fluid Temperature | -20°C to +80°C |
| Protection Class | IP65 (with proper connector installed) |
| Installation Position | Optional |
| Response Time | High dynamic response |
| Applications | Steel mills, machine tools, presses, injection molding machines, industrial automation, test benches |