20
Design and specifications are subject to change without notice
01/2008
4.3.5 SU control unit
Fig. 26 SU-control circuit
+
-
~
~
Power circuit
CLOSE signal circuit
Closing control
Emergency STOP
relay
1
2
3
4
9
8
10
7
5
6
-X12
-X2
-X2
-X2
-X2
-X10, 11
-X10, 11
:1
:2
:5
:4
:9
:6
+ / ~
N / ~
-S1
-S3
„CLOSE“
signal
External power sup-
ply for the drive.
Emergency
STOP signal
-Q1 Drive
Key position - 4
Key number – 20: Closing solenoid drive with SU control unit.
36/ _ _ X _ _ _ _
K2