Type WE6s32
WK 420 970 05.2018
- 3 -
INSTALLATION AND OPERATION REQUIREMENTS
Only fully functional and operational valve, properly
Only fully functional and operational valve, properly Only fully functional and operational valve, properly
Only fully functional and operational valve, properly
connected to electrical installation must be used.
connected to electrical installation must be used.connected to electrical installation must be used.
connected to electrical installation must be used.
Connecting or disconnecting the valve to an electrical
Connecting or disconnecting the valve to an electrical Connecting or disconnecting the valve to an electrical
Connecting or disconnecting the valve to an electrical
installation must only be carried out by qualified
installation must only be carried out by qualified installation must only be carried out by qualified
installation must only be carried out by qualified
personnel.
personnel.personnel.
personnel.
2.
2.2.
2. Ground connection
Ground connection Ground connection
Ground connection ( )
must be connected with
must be connected with must be connected with
must be connected with
protective earth wire
protective earth wire protective earth wire
protective earth wire (PE
PEPE
PE
)
in supply system according
in supply system according in supply system according
in supply system according
to appropriate instructions.
to appropriate instructions.to appropriate instructions.
to appropriate instructions.
3.
3.3.
3. Solenoid plug shall precisely adhere to socket and shall
Solenoid plug shall precisely adhere to socket and shall Solenoid plug shall precisely adhere to socket and shall
Solenoid plug shall precisely adhere to socket and shall
be secured with thread bolt
be secured with thread bolt be secured with thread bolt
be secured with thread bolt screwed in securely in a
screwed in securely in a screwed in securely in a
screwed in securely in a
place.
place. place.
place. It is forbidden to operate
It is forbidden to operate It is forbidden to operate
It is forbidden to operate the valve if the
the valve if the the valve if the
the valve if the
tightness and suitable clamp of cable in the plug gland
tightness and suitable clamp of cable in the plug gland tightness and suitable clamp of cable in the plug gland
tightness and suitable clamp of cable in the plug gland
are not ensured.
are not ensured.are not ensured.
are not ensured.
4.
4.4.
4. For the …W230
For the …W230 For the …W230
For the …W230 -
--
-
50… v
50… v50… v
50… versions
ersionsersions
ersions,
simultaneous joining
simultaneous joining simultaneous joining
simultaneous joining
of two s
of two sof two s
of two solenoids
olenoidsolenoids
olenoids
of the same valve should not be
of the same valve should not be of the same valve should not be
of the same valve should not be
permitted
permitted permitted
permitted (partial overriding of the valve can overheat
partial overriding of the valve can overheat partial overriding of the valve can overheat
partial overriding of the valve can overheat
and damage
and damageand damage
and damage
the winding coils
the winding coilsthe winding coils
the winding coils).
. .
.
5.
5.5.
5. During the period of operation must be kept fluid
During the period of operation must be kept fluid During the period of operation must be kept fluid
During the period of operation must be kept fluid
viscosity acc. to requirements defined in this
viscosity acc. to requirements defined in this viscosity acc. to requirements defined in this
viscosity acc. to requirements defined in this Data Sheet
Data Sheet Data Sheet
Data Sheet
-
--
-
Operation
Operation Operation
Operation Manual
ManualManual
Manual
6.
6.6.
6. In order to ensure failure free and safe operation the
In order to ensure failure free and safe operation the In order to ensure failure free and safe operation the
In order to ensure failure free and safe operation the
following must be checked:
following must be checked:following must be checked:
following must be checked:
•
• •
• condition of the
condition of thecondition of the
condition of the
electrical connection
electrical connectionelectrical connection
electrical connection
•
• •
• proper working of the valve
proper working of the valveproper working of the valve
proper working of the valve
•
• •
• cleanliness of the hydraulic fluid
cleanliness of the hydraulic fluidcleanliness of the hydraulic fluid
cleanliness of the hydraulic fluid
7.
7.7.
7. Due to heating of solenoid coils to high temp., the
Due to heating of solenoid coils to high temp., the Due to heating of solenoid coils to high temp., the
Due to heating of solenoid coils to high temp., the
valve
valvevalve
valve
shall be placed in such way to
shall be placed in such way to shall be placed in such way to
shall be placed in such way to eliminate the risk
eliminate the risk eliminate the risk
eliminate the risk
of accidental contact with solenoid during ope
of accidental contact with solenoid during opeof accidental contact with solenoid during ope
of accidental contact with solenoid during operation
ration ration
ration
or to apply suitable covers acc. to
or to apply suitable covers acc. to or to apply suitable covers acc. to
or to apply suitable covers acc. to European
European European
European
standards:
standards: standards:
standards: PN
PNPN
PN
-
--
-
EN ISO 13732
EN ISO 13732EN ISO 13732
EN ISO 13732
-
--
-
1 and
1 and 1 and
1 and
PN
PNPN
PN
-
--
-
EN
EN EN
EN 4413
44134413
4413.
..
.
8.
8.8.
8. In order to provide proper tightness of the valve
In order to provide proper tightness of the valve In order to provide proper tightness of the valve
In order to provide proper tightness of the valve
connection to the hydraulic system, one should keep
connection to the hydraulic system, one should keep connection to the hydraulic system, one should keep
connection to the hydraulic system, one should keep
the dimensions of the sealing rings, tightening
the dimensions of the sealing rings, tightening the dimensions of the sealing rings, tightening
the dimensions of the sealing rings, tightening
torques values and valve operation parameters,
torques values and valve operation parameters, torques values and valve operation parameters,
torques values and valve operation parameters,
specified in this Data Sheet
specified in this Data Sheet specified in this Data Sheet
specified in this Data Sheet -
--
-
Operation Manual.
Operation Manual.Operation Manual.
Operation Manual.
9.
9.9.
9. Valve with spool position sensor
Valve with spool position sensor Valve with spool position sensor
Valve with spool position sensor is adjusted at factory
is adjusted at factory is adjusted at factory
is adjusted at factory
and it is not allowed to change its settings. In case of
and it is not allowed to change its settings. In case of and it is not allowed to change its settings. In case of
and it is not allowed to change its settings. In case of
any damages of the sensor or valve one
any damages of the sensor or valve one any damages of the sensor or valve one
any damages of the sensor or valve one must
must must
must
change complete valve. Inductive sensors
change complete valve. Inductive sensors change complete valve. Inductive sensors
change complete valve. Inductive sensors cannot be
cannot be cannot be
cannot be
joined in series.
joined in series.joined in series.
joined in series.
10.
10.10.
10. A person that operates the valve must be thoroughly
A person that operates the valve must be thoroughly A person that operates the valve must be thoroughly
A person that operates the valve must be thoroughly
familiar with this Data Sheet
familiar with this Data Sheet familiar with this Data Sheet
familiar with this Data Sheet -
--
-
Operation Manual.
Operation Manual.Operation Manual.
Operation Manual.
P
PP
P
→
→→
→
A
AA
A
P
PP
P
→
→→
→
B
B B
B
A
AA
A
→
→→
→
T
TT
T B
BB
B
→
→→
→
T
TT
T
A
AA
A
,
B
B B
B
C
CC
C
D
DD
D
,
Y
Y Y
Y
E
EE
E
F
FF
F
G
GG
G
H
HH
H
J
JJ
J
L
LL
L
,
W
W W
W
M
MM
M
P
PP
P
U
UU
U
3
33
3 3
33
3
1
11
1 1
11
1
3
33
3 1
11
1
5
55
5
5
55
5 3
33
3 3
33
3
2
22
2 3
33
3 3
33
3 5
55
5
7
77
7 7
77
7 6
66
6
6
66
6
2
22
2 4
44
4 2
22
2 2
22
2
-
--
- -
--
-
1
11
1
1
11
1
2
22
2
1
11
1
1
11
1 2
22
2 2
22
2
2
22
2 4
44
4 3
33
3 3
33
3
2
22
2 3
33
3 3
33
3
5
55
5
1
11
1
3
33
3
1
11
1
3
33
3
3
33
3
1
11
1
1
11
1
3
33
3 3
33
3
P
PP
P
→
→→
→
A
AA
A
P
PP
P
→
→→
→
B
B B
B
A
AA
A
→
→→
→
T
TT
T
B
BB
B
→
→→
→
T
TT
T
P
PP
P
→
→→
→
T
T T
T
B
BB
B
→
→→
→
A
AA
A
8
88
8
-
--
-
-
--
-
-
--
-
G
GG
G
D1
D1D1
D1
5
55
5
5
55
5
Y1
Y1Y1
Y1
5
55
5 5
55
5
-
--
-
-
--
-
-
--
-
-
--
-
shifted positions
diagrams according
to pages 5, 6
spool symbol
spool symbolspool symbol
spool symbol
flow direction
p
pp
pe
ee
erformanc
rformancrformanc
rformanc e dia
e diae dia
e diagram numb
gram numbgram numb
gram numbe
ee
er
rr
r
flow direction
central position
diagram according
to page 5
0,2
0,20,2
0,2
0,4
0,40,4
0,4
0,6
0,60,6
0,6
0,8
0,80,8
0,8
1,0
1,01,0
1,0
1,2
1,21,2
1,2
0
00
0 10
1010
10 20
2020
20 30
3030
30
40
4040
40 50
5050
50
60
6060
60
70
7070
70
p
p
p
p
[MPa]
[MPa]
[MPa]
[MPa]
Q
QQ
Q
[
[[
[dm
dmdm
dm
/m
/m/m
/min
inin
in]
]]
]
3
33
3
5
4
2
13
80
8080
80
8
76
PERFORMANCE CURVES
characteristic curves
∆
p
pp
p
(
Q
QQ
Q
) for directional spool valve type
W
W W
WE
EE
E6
66
6
... for various spool types
measured at viscosity
ν
= 41 mm /s and temperature t = 50 C
2
o
Fl
FlFl
Flo
oo
ow res
w resw res
w resi
ii
ist
stst
sta
aa
ance c
nce cnce c
nce cur
urur
urves
vesves
ves