Siemens SIMOTICS S-1FK2 Series

Assembly drawings/dimension sheets
9.1 Dimension drawing 1FK2x03 and 1FK2x04
1FK2 synchronous motors for SINAMICS S120
112 Configuration Manual, 06/2019, A5E46927724B AB
Motor
Motor length
Motor length up to the con-
nector
Size of the connector
for
Height of the connect-
or for
Without
brake
With brake
Without
brake
With brake
Power
Signals
Power
Signals
k / mm
k1 / mm
o / mm
o1 / mm
g1 / mm
g2 / mm
h1 / mm
h2 / mm
1FK2❑03-2
99
131
76
108
M17
M17
61
61
1FK2❑03-4
123
155
100
132
M17
M17
61
61
1FK2104-4
98
142
72
116
M17
M17
71
71
1FK2❑04-5 126 170 100 144 M17 M17 71 71
1FK2❑04-6
144
188
118
162
M17
M17
71
71
Motor
Shaft extension
Centering bore
Feather key
Max. usable shaft length
IP64
IP65
d x l / mm
z / mm
u / mm
t / mm
l4 / mm
l3 / mm
l1 / mm
l2 / mm
1FK2❑03-.....-0
1FK2❑03-.....-1
14(h6) x 30 M5 5 16 16 2 31 21.5
1FK2❑03-.....-2
11(k6) x 23
M6
5
16
16
2
24
-
1FK2❑04
19(k6) x 40
M6
6
21.5
22
3
42
32
You will find further dimensions in the dimension drawings in the relevant catalog.