Bosch Rexroth 4WRA Valve
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Bosch Rexroth 4WRA Valve
| Parameter | Specification |
|---|---|
| Product Name | Bosch Rexroth 4WRA Proportional Directional Valve |
| Valve Type | Direct-operated proportional directional valve |
| Function | 4/2-way or 4/3-way directional control |
| Nominal Sizes | NG6, NG10 |
| Component Series | 2X |
| Maximum Operating Pressure | 315 bar |
| Maximum Flow Rate | Up to 75 L/min |
| Control Method | Proportional solenoid with external electronics |
| Mounting Type | Subplate mounting |
| Mounting Standard | ISO 4401 / CETOP-RP121H |
| Hydraulic Fluid | Mineral oil (HL, HLP) according to DIN 51524 |
| Fluid Temperature Range | −20°C to +80°C |
| Viscosity Range | 20–380 mm²/s |
| Electrical Supply | Typically 24 V DC |
| Response Accuracy | High proportional control accuracy |
| Application | Industrial hydraulic systems |