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Servo Valve 
4WRAE
- Size 6, 10
- Component series 2X
- Maximum operating pressure 315 bar
- Maximum flow 75 l/min
general
| Type | 4WRAE | ||
| Size | 6 | 10 | |
| Installation position | any, preferably horizontal | ||
| Ambient temperature range | °C | -20 … +50 | |
| Storage temperature range | °C | -20 … +80 | |
| Weight | kg | 2.2 | 6.8 |
hydraulic
| Size | 6 | 10 | ||
| Maximum operating pressure | bar | 315 | ||
| Maximum operating pressure | Port P | bar | 315 | |
| Port T | bar | 210 | ||
| Anschluss A | bar | 315 | ||
| Port B | bar | 315 | ||
| Maximum flow | l/min | 42 | 75 | |
| with double flow | l/min | 80 | 140 | |
| Nominal flow | l/min | 7 15 26 | 30 60 | |
| Hydraulic fluid 1) | Mineral oil (HL, HLP) to DIN 51524 | |||
| Hydraulic fluid temperature range | °C | -20 … +80 | ||
| preferably | °C | +40 … +50 | ||
| Viscosity range | mm²/s | 20 … 380 | ||
| preferably | mm²/s | 30 … 46 | ||
| Maximum admissible degree of contamination of the hydraulic fluid, cleanliness class according to ISO 4406 (c) 2) | Class 20/18/15 according to ISO 4406 (c) | |||
| Hysteresis | % | ≤ 5 | ||
| Range of inversion | % | ≤ 1 | ||
| Response sensitivity | % | ≤ 0.5 | ||
| 1) | Additional hydraulic fluids upon request |
| 2) | The cleanliness classes specified for the components must be adhered to in hydraulic systems. Effective filtration prevents faults and simultaneously increases the life cycle of the components. For the selection of the filters, see www.boschrexroth.com/filter. |
| Hydraulic fluid | Classification | Suitable sealing materials | Standards |
| Mineral oils and related hydrocarbons | HL, HLP | NBR / FKM | DIN 51524 |
| Important information on hydraulic fluids: For more information and data on the use of other hydraulic fluids please contact us. | |||
electrical
| Size | 6 | 10 | ||
| Voltage type | Direct voltage | |||
| Maximum solenoid current | A | 2.5 | ||
| Maximum current consumption | of the amplifier | A | 1.8 | |
| of the amplifier (impulse current) | A | 3 | ||
| Solenoid coil resistance | Cold value at 20 °C | Ω | 2 | |
| Maximum hot value | Ω | 3 | ||
| Actuated time | % | 100 | ||
| Maximum coil temperature 1) | °C | + 150 | ||
| Power supply | VDC | 24 | ||
| Supply voltage range | V | 19 … 35 | ||
| Command value input | “A1” | V | ± 10 | |
| Command value input range | “F1” | mA | 4 … 20 | |
