Bosch Rexroth Z4WE Serie Manual De Instrucciones página 18

2/12 Bosch Rexroth AG
Ordering code
Types of actuation
Electrohydraulic
Hydraulic
Size
NG10
Spool symbols, see pages 4 and 5
Component series 40 to 49
(40 to 49: unchanged installation and connection dimensions)
Pilot valve
High-performance valve (RE 23178)
DC voltage 24 V
AC voltage 230 V 50/60 Hz
DC voltage 205 V 50/60 Hz
For further voltages, frequencies and electrical data, see data sheet RE 23178
Without manual override
With manual override
With concealed manual override (standard)
External pilot oil supply, external pilot oil drain
Internal pilot oil supply, internal pilot oil drain (standard)
External pilot oil supply, internal pilot oil drain
(with type Z4WH... only "No code" possible!)
Without switching time adjustment
Switching time adjustment as meter-in control
Switching time adjustment as meter-out control
1) Only with electrohydraulic actuation, version "WEH"
For connection to the AC voltage mains, a DC voltage sole-
2)
noid must be used, which is to be controlled via a rectifier
(see table on the right-hand side).
In the case of individual connection, a mating connector
with integrated rectifier can be used (separate order, see
page 3).
3) Mating connectors, separate order, see page 3.
4) On version "D3", a throttle insert "B08" must be installed in
port P of the pilot valve!
Hydraulics
Z4WEH; Z4WH
Z4 10 4X
= WEH
= WH
= 10
= 4X
= 6E
= G24
= W230
= G205
AC voltage mains Nominal voltage of the
(permissible voltage DC voltage solenoid
tolerance ±10%)
with AC voltage
110 V - 50/60 Hz
120 V - 60 Hz
230 V - 50/60 Hz
Standard types and components are shown in
the EPS (standard price list).
RE 24753/08.08
1)
1)
1)
1; 2)
= No code
= N
1)
= N9 1)
= No code
= ET
= T
= No code
= S
= S2
when operated
G96
96 V
205 V G205