CARTRIDGE VALVE รุ่น LFA..EWMA
2-way cartridge valves with spool position monitoring รุ่น LFA..EWMA (control cover)
รายละเอียด Cartridge Valves รุ่น LFA..EWMA
- Size 16 … 63
- 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
- Hydraulic 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 | 13 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LFA | EWMA | – | / | D | Q..G24 |
| Type | |||
|---|---|---|---|
| 01 | Control cover LFA | LFA | |
| Size | |||
| 02 | NG 16 | 16 | |
| NG 25 | 25 | ||
| NG 32 | 32 | ||
| NG 40 | 40 | ||
| NG 50 | 50 | ||
| NG 63 | 63 | ||
| Version | |||
| 03 | Control cover version "EWMA" | With electrical control of the closed position for set-up of a directional spool or seat valve, incl. installation kit | EWMA |
| 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 | |
| A1 : A2 = 14.3 : 1 (annulus area = 7 %) | CB | ||
| Cracking pressure | |||
| 06 | Cracking pressure 1.0 bar | 10 | |
| Cracking pressure 2.0 bar | 20 | ||
| Cracking pressure 4.0 bar | 40 | ||
| Damping | |||
| 07 | Valve poppet with damping nose | D | |
| Spool position monitoring | |||
| 08 | Electrical (NG 16…63) | QMG24 | |
| Electrical (NG 80) | Q6G24 | ||
| Nozzle fitting | |||
| 09 | Orifice in channel P 1) | P.. | |
| 10 | Orifice in channel T 1) | T.. | |
| Orifice in channel F 1) | F.. | ||
| 11 | Orifice in channel Z1 2) | Z.. | |
| Seal material | |||
| 12 | NBR seals | no code | |
| FKM seals | V | ||
| Ports, plug screws and orifices | |||
| 13 | 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.
- Example: A12 = Orifice with Ø1.2 mm in channel A.
- 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).
| Version | |
|---|---|
| CA | CB |
 |
 |
| 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) | |
| Pilot control valve (separate order) | |||
|---|---|---|---|
| Control cover | Pilot control valve | ||
| Size | Version | Size | Description |
| 16 … 50 | EWMA | 6 | 4/3-, 4/2-, 3/2-directional spool valve, direct operated (subplate mounting) 2/2-, 3/2-, 4/2 directional seat valve, direct operated (subplate mounting) |
| 63 | EWMA | 10 | |
| Model | Code |
|---|---|
| LFA 16 EWMA-7X/CA20DQMG24 | R901375952 |
| LFA 16 EWMA-7X/CA40DQMG24 | R901418680 |
| LFA 16 EWMA-7X/CA40DQMG24P10 | R900963021 |
| LFA 16 EWMA-7X/CA40DQMG24P15F08 | R901150096 |
| LFA 25 EWMA-7X/CA10DQMG24P10F10 | R900947105 |
| LFA 25 EWMA-7X/CA20DQMG24 | R900608776 |
| LFA 25 EWMA-7X/CA20DQMG24F10/12 | R900975336 |
| LFA 25 EWMA-7X/CA20DQMG24P10T10 | R900957789 |
| LFA 25 EWMA-7X/CA20DQMG24P10T10/12 | R900977668 |
| LFA 25 EWMA-7X/CA20DQMG24P10T10F10 | R900958037 |
| LFA 25 EWMA-7X/CA20DQMG24P10T10V | R901440146 |
| LFA 25 EWMA-7X/CA20DQMG24P12 | R900931384 |
| LFA 25 EWMA-7X/CA40DQMG24 | R900706122 |
| LFA 25 EWMA-7X/CA40DQMG24F10 | R901443503 |
| LFA 25 EWMA-7X/CA40DQMG24F10/12 | R900975337 |
| LFA 25 EWMA-7X/CA40DQMG24P10 | R900942963 |
| LFA 25 EWMA-7X/CA40DQMG24P12T12 | R901230211 |
| LFA 32 EWMA-7X/CA10DQMG24P10F10 | R900947109 |
| LFA 32 EWMA-7X/CA10DQMG24P12F12 | R901166901 |
| LFA 32 EWMA-7X/CA20DQMG24P10T10 | R901421678 |
| LFA 32 EWMA-7X/CA20DQMG24P10T10V | R901440145 |
| LFA 32 EWMA-7X/CA40DQMG24 | R900619603 |
| LFA 32 EWMA-7X/CA40DQMG24F12 | R900965930 |
| LFA 32 EWMA-7X/CA40DQMG24P12 | R900960832 |
| LFA 32 EWMA-7X/CA40DQMG24P12F18 | R900954002 |
| LFA 32 EWMA-7X/CA40DQMG24P15 | R900962170 |
| LFA 32 EWMA-7X/CA40DQMG24T20 | R901412061 |
| LFA 40 EWMA-7X/CA20DQ6G24 | R900944920 |
| LFA 40 EWMA-7X/CA40DQ6G24 | R900949227 |
| LFA 40 EWMA-7X/CA40DQ6G24F18 | R900979489 |
| LFA 40 EWMA-7X/CA40DQ6G24P15 | R900247751 |
| LFA 40 EWMA-7X/CA40DQ6G24P15F12 | R900244486 |
| LFA 40 EWMA-7X/CA40DQ6G24P15F20 | R900954288 |
| LFA 40 EWMA-7X/CA40DQ6G24P25F25 | R900708175 |
| LFA 50 EWMA-7X/CA10DQ6G24F20 | R900754713 |
| LFA 50 EWMA-7X/CA20DQ6G24 | R901139172 |
| LFA 50 EWMA-7X/CA20DQ6G24F20 | R900777086 |
| LFA 50 EWMA-7X/CA40DQ6G24P12T12F12 | R901444937 |
| LFA 63 EWMA-7X/CA20DQ6G24 | R901139239 |
Data Sheet : 2-way Cartridge Valve รุ่น LFA..EWMA
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