CARTRIDGE VALVE รุ่น LFA..E52
2-way cartridge valves with spool position monitoring รุ่น LFA..E52 (control cover)
Cartridge Valves รุ่น LFA..E52 (control cover)
รายละเอียด Cartridge Valves รุ่น LFA..E52 (control cover)
- Size 25
- Component series 7X
- Maximum operating pressure 420 bar
- Maximum flow 25000 l/min
Features
- Functional product design
- Modular set-up:
- Cartridge valve with various options
- Control cover in various variants for realization of selected functions
- Electronic monitoring of the spool position
- Power and flow-optimized design:
- High flows
- Low pressure drops
- High switching velocities
- Low leakage oil flows
- Robust design:
- High reliability
- Long life cycle
- Other features:
- Small installation size, low weight
- Easy to service
Type code
| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LFA | 25 | E52 | – | 7X | / | CA | Q8G08 | F |
| Type | |||
|---|---|---|---|
| 01 | Control cover LFA | LFA | |
| Size | |||
| 02 | NG 25 | 25 | |
| Version | |||
| 03 | Control cover version “E52” | With electrical control of the closed position | E52 |
| Component series | |||
| 04 | Component series 70 to 79 (70 to 79: unchanged installation and connection dimensions) | 7X | |
| Spool design | |||
| 05 | A1 : A2 = 2 : 1 (annulus area = 50 %; standard version) | CA | |
| Cracking pressure | |||
| 06 | Cracking pressure 1.0 bar | 10 | |
| Cracking pressure 2.0 bar | 20 | ||
| Damping | |||
| 07 | Valve poppet with damping nose (only with 1.0 bar cracking pressure) | D | |
| Valve poppet without damping nose (only with 2.0 bar cracking pressure) | E | ||
| Spool position monitoring | |||
| 08 | Electrical (NAMUR) | Q8G08 | |
| Remote control port | |||
| 09 | with remote control port | F | |
| Nozzle fitting | |||
| 10 | Orifice in channel X 1) | X… | |
| Seal material | |||
| 11 | NBR seals | no code | |
| FKM seals | V | ||
| Ports, plug screws and orifices | |||
| 12 | Metric | no code | |
| UNC | /12 | ||
- This orifice is designed as screw-type orifice. If an orifice is to be installed, the respective code letter with the orifice Ø in 1/10 mm has to be entered in the type designation.
| Version |
|---|
| CA |
 |
| Orifice symbol | Symbol in ordering code | ||
|---|---|---|---|
| A** |  |
A** | This orifice is designed as screw-type orifice. If an orifice is to be installed, the respective code letter with the orifice Ø in 1/10 mm has to be entered in the type designation. Example: A12 = Orifice with Ø1.2 mm in channel A. |
| Ø1,2 |  |
This orifice is designed as bore. No specifications are made in the type designation. (Orifice Ø in mm) | |
| Z12 |  |
This orifice is designed as screw-type orifice. This is a standard orifice. No specifications are made in the type designation. (Orifice Ø in 1/10 mm) | |
| Model | Code |
|---|---|
| LFA 25 E52-7X/CA10EQ8G08FV | R900775615 |
