CARTRIDGE VALVE รุ่น LFA..EHWMA2
2-way cartridge valves with spool position monitoring รุ่น LFA..EHWMA2 (control cover)
Cartridge Valves รุ่น LFA..EHWMA2 (control cover)
รายละเอียด Cartridge Valves รุ่น LFA..EHWMA2 (control cover)
- 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
- 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 | 13 | 14 | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LFA | EHWMA2 | – | 7X | / | CA | 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 “EHWMA2” | With electrical control of the closed position and stroke limitation incl. installation kit | EHWMA2 |
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 4.0 bar | 40 | ||
Damping | |||
07 | Valve poppet with damping nose | D | |
Spool position monitoring | |||
08 | Electrical (NG 16…32) | QMG24 | |
Electrical (NG 40…63) | Q6G24 | ||
Nozzle fitting | |||
09 | Orifice in channel A 2) 3) | A.. | |
10 | Orifice in channel P 2) | P.. | |
11 | Orifice in channel T 2) | T.. | |
12 | Orifice in channel F 2) 4) | F.. | |
Seal material | |||
13 | NBR seals | no code | |
FKM seals | V | ||
Ports, plug screws and orifices | |||
14 | Metric | no code | |
UNC | /12 |
- upon request .
- 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.
- Only possible for sizes 40 … 63.
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) |
Pilot control valve (separate order) | |||
---|---|---|---|
Control cover | Pilot control valve | ||
Size | Version | Size | Description |
16 … 50 | EHWMA2 | 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 | EHWMA2 | 10 |
Model | Code |
---|---|
LFA 25 EHWMA2-7X/CA10DQMG24P10F10 | R901143676 |
LFA 25 EHWMA2-7X/CA40DQMG24F15 | R901098993 |
LFA 32 EHWMA2-7X/CA10DQMG24F15 | R901013253 |
LFA 32 EHWMA2-7X/CA40DQMG24F15 | R901032385 |
LFA 32 EHWMA2-7X/CA40DQMG24P12 | R901086760 |
LFA 40 EHWMA2-7X/CA10DQMG24F20 | R901015453 |
LFA 40 EHWMA2-7X/CA40DQMG24F18 | R901067397 |
LFA 40 EHWMA2-7X/CA40DQMG24F20 | R901032380 |
LFA 50 EHWMA2-7X/CA10DQ6G24F20 | R901001868 |
LFA 50 EHWMA2-7X/CA40DQ6G24F20 | R901035827 |
LFA 63 EHWMA2-7X/CA40DQ6G24 | R901084119 |
LFA 63 EHWMA2-7X/CA40DQ6G24P18 | R901086758 |