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Siemens SIMODRIVE 6SN11 Series Planning Manual page 455

Ac motors for feed and main spindle drives

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09.00
Electrical supply
For the changeover unit:
The mechanical changeover unit requires a separate supply
Fig. 1-7
Connector (this belongs to the scope of supply):
Manufacturer, Harting; 7-pin + PE, type HAN 7D
Table 1-16
contact No.
2 and 3
4 and 6
Table 1-17
Gearbox stage changeover
When changing from stage i
a Initial position (f)
b Changeover operation
c Mechanical changeover
When changing from stage i
d Initial position (c)
e Changeover operation
f Mechanical changeover
L Contact closed
1) After the changeover operation, a limit switch (S1 or S2) outputs a signal to the control to no longer energize the
changeover unit.
 Siemens AG 2000 All rights reserved
SIMODRIVE Planning Guide Motors (PJM) – 11.00 Edition
2
3
4
M
-
Circuit diagram
Explanation of the connections
Connector
Number and
designation
1 changeover
unit
2 limit swit-
ches
Control sequence
2
1)
to the end stop
1
1)
to the end stop
6SN1197–0AA20
1PH7 AC Main Spindle Motors
24 V DC 10 %
5
6
S1
S2
Input
Out-
Voltage
put
0
24 V DC
0
0
24 V DC
V
=42 V DC
max
Connector contact number
2
to i
1
+24 V DC
0 V
to i
2
0 V
+24 V DC
0 Contact open
1.8 Options
PE
Current
I
= 5 A
max
(pull–in
current)
I
= 5 A
max
3
4/5
5/6
1PH7
(S1)
(S2)
0
L
0
0
L
0
L
0
0
0
0
L
1PH7/1-27

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