LF10 Series Sectional Directional Control Valve
Principle :
| Construction | Sectional type | |||||
|---|---|---|---|---|---|---|
| Port connection | Threaded | |||||
| Nominal size | mm | 10 | ||||
| Nominal pressure | bar | 200 | ||||
| Max. pressure at ports A, B | bar | 275 | ||||
| Max. pressure at ports a, b | bar | 35 | ||||
| Max. allowable return line back pressure | bar | 15 | ||||
| Main relief valve setting | bar | 100 – 200 | ||||
| Secondary relief valve setting | bar | 150 – 315 | ||||
| Internal leakage(at 100 bar,36 m²/s,50°C) | mL/min | 5 – 10 | ||||
| Flow | L/min | 50 (max. per spool section) | ||||
| Hydraulic oil temperature range | °C | −20 to +100 | ||||
| Viscosity range | mm2/s | 10 – 460 | ||||
| Permissible oil contamination level | − | −/19/16 (ISO 4406:1999) | ||||
| Total weight | kg | Approx. 29 | ||||
Size :
| Port | Size | Tightening torque | ||
|---|---|---|---|---|
| P1, T1, P2, T2 | G1/2" | 50 N·m | ||
| A, B, P3 | G3/8" | 35 N·m | ||
| LS1, a, b | G1/4" | 20 N·m | ||