Tabla De Contenido; Features - Bosch Rexroth Z4WE Serie Manual De Instrucciones

4/2 and 4/3 directional shut-off
valves, internally pilot operated,
externally pilot operated
Types Z4WEH and Z4WH
Size 10
Component series 4X
Maximum operating pressure 315 bar
Maximum flow 160 l/min
Table of contents
Content
Features
Ordering code
Mating connectors
Symbols
Function, section
Technical data
Characteristic curves
Unit dimensions
Stroke adjustment, attachment options
Information on available spare parts:
www.boschrexroth.com/spc

Features

Page
- Directional spool valve, pilot operated
1 - 2 types of actuation:
• Electrohydraulic (type WEH)
2, 3
• Hydraulic (type WH)
3
- Function as shut-off through-valve or shut-off/through valve/
4, 5
short-circuit valve
6, 7
- Free flow in P and T in every spool position
8
- Porting pattern to ISO 4401-05-04-0-05
9
- Wet-pin DC or AC voltage solenoids, optional
10, 11
- Manual override, optional
12
- Electrical connection as individual or central connection,
see RE 23178 and RE 08010
- Switching time adjustment, optional
- Stroke adjustment of main spool, optional
- Inductive position switch and proximity sensors (contact-
less), see RE 24830
RE 24753/08.08
Replaces: 04.93
tb0255
1/12