Type WEH22
WK 460 110 09.2017 - 4 -
INSTALLATION AND OPERATION REQUIREMENTS
TECHNICAL DATA
Supply voltage tolerance ±10%
Power requirement (DC)
3
33
30
00
0
W
Temperature of solenoid coil max 150 C
o
P
PP
Pil
ilil
ilo
oo
ot
t t
t v
vv
val
alal
alv
vv
ve
ee
e
Type of pilot valve
•
for 3-position
spring centered
main
directional valve
•
for 2-position spring centered main
directional valve (
a
aa
a
,
0
00
0
)
•
for 2-position spring centered main
directional valve (
0
00
0
,
b
bb
b
)
•
for 3-position hydraulically centered main
directional valve
•
for 2-position hydraulically centered main
directional valve (
a
aa
a
,
0
00
0
)
•
for 2-position hydraulically centered main
directional valve (
0
00
0
,
b
bb
b
)
•
for 2-position main directional valve
max 21 kg
In
InIn
Inducti
ductiducti
ductiv
vv
ve sp
e spe sp
e spo
oo
oo
oo
ol p
l pl p
l po
oo
ositi
sitisiti
sitio
oo
on sens
n sensn sens
n sens ors
orsors
ors
S
SS
Supply
upplyupply
upply
v
vv
vo
oo
oltage
ltageltage
ltage 1
11
10
0 0
0 -
- -
- 3
33
30
00
0V
VV
V DC
DC DC
DC
Max
Max Max
Max l
l l
lo
oo
oad c
ad cad c
ad current
urrenturrent
urrent 2
22
20
00
00
0 0
0 mA
mAmA
mA
Weight
plug with
M
MM
M1
11
12 x
2 x 2 x
2 x 1
1 1
1 internal
internal internal
internal thread
threadthread
thread
,
fema
fema fema
female pl
le plle pl
le plug
ugug
ug
configuration of connection according to
P
PP
PN-
N-N-
N-E
EE
EN-
N-N-
N-6
66
61
11
10
00
07
77
76
6 6
6 -
--
-2
22
2-
--
-1
11
10
00
01
11
1
Ty
Ty Ty
Type
pe pe
pe o
oo
of sens
f sensf sens
f sens ors
orsors
ors tw
tw tw
two
oo
o P
P P
PN
NN
NP
P P
P indu
induindu
inducti
cticti
ctiv
vv
ve pr
e pre pr
e pro
oo
oximity s
ximity sximity s
ximity s ens
ensens
ensors
orsors
ors
:
n
n n
nor
oror
ormall
mallmall
mally cl
y cly cl
y clo
oo
osed
sed sed
sed - N
- N- N
- NC
CC
C
(contact breaker) +
n
nn
nor
oror
ormall
mallmall
mally
y y
y o
oo
opene
penepene
pened
dd
d
-
NO
NONO
NO
(contact maker)
E
EE
External di
xternal dixternal di
xternal di amet
ametamet
ameter
er er
er o
oo
of c
f cf c
f co
oo
onduct
nductnduct
nductor
oror
or
sensor with
M
MM
M1
11
12x
2x2x
2x1
1 1
1 external t
external texternal t
external t hread
hreadhread
hread
,
male
malemale
male c
c c
co
oo
onnect
nnectnnect
nnecti
ii
io
oo
on
nn
n
φ
φφ
φ
2,
2,2,
2,5
55
5
-
6
6 6
6,5
,5,5
,5 mm
mm mm
mm
(
P
PP
PG
GG
G7
77
7
)
Degre
Degre Degre
Degree
e e
e o
oo
of pr
f prf pr
f pro
oo
otecti
tectitecti
tectio
oo
on
nn
n I
I I
IP
P P
P 6
66
67
77
7
C
C C
Co
oo
on
nn
nnec
necnec
necti
titi
tio
oo
on
n n
n type o
type otype o
type of c
f cf c
f co
oo
ond
ndnd
nduc
ucuc
uct
tt
tor
oror
or
C
C C
Co
oo
onnect
nnectnnect
nnecti
ii
io
oo
on typ
n typn typ
n type
e e
e o
oo
of sens
f sensf sens
f sens or
oror
or
4WE6
J
J J
J
...
4WE6
J
JJ
JA
AA
A
...
4WE6
J
JJ
JB
BB
B
...
4WE6
M
MM
M
...
4WE6
MA
MAMA
MA
...
4WE6
MB
MBMB
MB
...
4WE6
D
D D
D
... or 4WE6
D
DD
D
... /
O
OO
O
... or 4WE6
D
DD
D
... /
O
OO
OF
FF
F
...
Degre
DegreDegre
Degree
e e
e o
oo
of pr
f prf pr
f pro
oo
otecti
tectitecti
tectio
oo
on
nn
n I
I I
IP
P P
P 6
66
65
55
5
DC
DCDC
DC
2
22
23
33
30
00
0V
VV
V-
--
-
50Hz
2
22
22
22
20
00
0V
VV
V
- 50Hz
1
11
11
11
10
00
0V
VV
V
- 50Hz
1
11
12
22
2V
VV
V
2
22
24
44
4V
VV
V
1
11
11
11
10
00
0V
VV
V2
22
23
33
30
00
0V
VV
V-
--
-
50Hz
AC
AC AC
AC
direct supply
AC
ACAC
AC
(plug-in connector with rectifier)
S
SS
Supply
upplyupply
upply
v
vv
vo
oo
oltage
ltage ltage
ltage o
oo
of s
f sf s
f so
oo
olen
lenlen
leno
oo
oids
idsids
ids
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
connected to electrical installation must connected to electrical installation must
connected to electrical installation must directional
directional directional
directional be
be be
be
used.
used.used.
used.
Connecting or disconnecting the valve to an
Connecting or disconnecting the valve to an Connecting or disconnecting the valve to an
Connecting or disconnecting the valve to an
electrical installation must only be carried out by
electrical installation must only be carried out by electrical installation must only be carried out by
electrical installation must only be carried out by
qualified personnel.
qualified personnel.qualified personnel.
qualified 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 screwed in securely in a
be secured with thread bolt screwed in securely in a be secured with thread bolt screwed in securely in a
be secured with thread bolt screwed in securely in a
place.
place. place.
place.
It is forbidden to operate the
It is forbidden to operate the It is forbidden to operate the
It is forbidden to operate the directional
directional directional
directional valve if
valve if valve if
valve if
the tightness and suitable clamp of cable in the plug
the tightness and suitable clamp of cable in the plug the tightness and suitable clamp of cable in the plug
the tightness and suitable clamp of cable in the plug
gland are not ensured.
gland are not ensured.gland are not ensured.
gland are not ensured.
4.
4.4.
4. For
For For
For versions with
versions with versions with
versions with the W230
the W230 the W230
the W230 -
--
-
50
50 50
50 pilot
pilot pilot
pilot valves
valvesvalves
valves,
simultaneous joining of two s
simultaneous joining of two ssimultaneous joining of two s
simultaneous joining of two solenoids
olenoidsolenoids
olenoids
of the same valve
of the same valve of the same valve
of the same valve
should not be permitted
should not be permittedshould not be permitted
should not be permitted
(partial overriding of the valve
partial overriding of the valve partial overriding of the valve
partial overriding of the valve
can overheat and damage the winding coils
can overheat and damage the winding coilscan overheat and damage the winding coils
can overheat and damage the winding coils).
. .
.
5.
5.5.
5. During operation must be kept fluid viscosity acc. to
During operation must be kept fluid viscosity acc. to During operation must be kept fluid viscosity acc. to
During operation must be kept fluid viscosity acc. to
requirements
requirements requirements
requirements specifi
specifispecifi
specified in this
ed in this ed in this
ed in this D
DD
Data
ataata
ata
Sheet
Sheet Sheet
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
following must be following must be
following must be
systematically
systematically systematically
systematically
checked:
checked:checked:
checked:
•
• •
• condition of the electrical connection
condition of the electrical connectioncondition of the electrical connection
condition of the electrical connection
•
• •
• proper working of the
proper working of the proper working of the
proper working of the directional
directional directional
directional valve
valvevalve
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
directional
directional directional
directional valve shall be placed in such way to
valve shall be placed in such way to valve shall be placed in such way to
valve shall be placed in such way to
eliminate the risk of accidental contact with solenoid
eliminate the risk of accidental contact with solenoid eliminate the risk of accidental contact with solenoid
eliminate the risk of accidental contact with solenoid
during operation or to apply suitable covers acc.
during operation or to apply suitable covers acc. during operation or to apply suitable covers acc.
during operation or to apply suitable covers acc. to
to to
to
European standards:
European standards: European standards:
European 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 ensure tightness of the directional valve
In order to ensure tightness of the directional valve In order to ensure tightness of the directional valve
In order to ensure tightness of the directional valve
block
blockblock
block,
one should take care of dimension of sealing
one should take care of dimension of sealing one should take care of dimension of sealing
one should take care of dimension of sealing
rings
ringsrings
rings, tightening torques
, tightening torques , tightening torques
, tightening torques and valve ope
and valve opeand valve ope
and valve operation
ration ration
ration
parameters
parameters parameters
parameters specified
specifiedspecified
specified
in this
in this in this
in this Dat
DatDat
Data Sheet
a Sheeta Sheet
a Sheet
-
--
-
Operation
OperationOperation
Operation
Manual
ManualManual
Manual.
..
.
9.
9.9.
9. Any changes,
Any changes, Any changes,
Any changes, modifications or adjustments to the
modifications or adjustments to the modifications or adjustments to the
modifications or adjustments to the
v
vv
versions with M type spool position sensor
ersions with M type spool position sensorersions with M type spool position sensor
ersions with M type spool position sensor
can be
can be can be
can be
made only by the producer
made only by the producer made only by the producer
made only by the producer -
--
-
see notes
see notes see notes
see notes on
onon
on
page
pagepage
page
19
1919
19.
..
.
10.
10.10.
10. A person that operates the
A person that operates theA person that operates the
A person that operates the
directional
directionaldirectional
directional
valve must be
valve must be valve must be
valve must be
thoroughly familiar with
thoroughly familiar with thoroughly familiar with
thoroughly familiar with the content of
the content of the content of
the content of this Data
this Data this Data
this Data
Sheet
Sheet Sheet
Sheet -
--
-
Operation Manual.
Operation Manual.Operation Manual.
Operation Manual.
