CARTRIDGE VALVE รุ่น LFA..EHWMB2

2-way cartridge valves with spool position monitoring รุ่น LFA..EHWMB2 (control cover)

Cartridge Valve รุ่น LFA EHWMB2
Cartridge Valves รุ่น LFA..EHWMB2 (control cover)

รายละเอียด Cartridge Valves รุ่น LFA..EHWMB2 (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

010203 04 05060708091011121314
LFA   EHWMB2 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 "EHWMB2" With electrical control of the closed position for set-up of a directional spool or seat valve, incl. installation kit EHWMB2
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 B 2) 3) B..
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
  1. upon request .
  2. 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.
  3. Only possible for sizes 40 ... 63.
  4. Only possible for sizes 16 ... 32.

Version
CA
LFA E CA
Orifice symbolSymbol in ordering code 
A** LFA E 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 LFA E 01 2   This orifice is designed as bore. No specifications are made in the type designation. (Orifice Ø in mm)
Z12 LFA E 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 coverPilot control valve
SizeVersionSizeDescription
16 … 50 EHWMB2 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 EHWMB2 10

ModelCode


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