Shaft Extension - Siemens SIMOTICS S-1FK2 Operating Instructions Manual

Mounting and options

3.2 Shaft extension

3.2 Shaft extension
The motors are supplied with cylindrical shaft extensions. The shaft extension usually has a
centering thread according to DIN 332, form DR.
Optionally, a shaft extension with a keyway and feather key can be supplied.
For the 1FK2☐03 and 1FK2☐04 with degree of protection IP65, the radial shaft seal ring
shortens the useful shaft extension.
Frame size
1FK2☐03
1FK2☐04
1FK2☐05
1FK2☐06
1FK2☐08
1FK2☐10
Shaft extensions 11 (k6) mm × 23 mm and 14 (k6) × 30 are only available without keyway and
1)
without shaft sealing ring (IP65).
34
Shaft dimensions Shaft dimensions with
with IP64
Diameter × length in Diameter × length in
mm
14 (h6) × 30
11 (k6) × 23
1)
19 (k6)× 40
14 (k6) × 30
1)
19 (k6) × 40
24 (k6) × 50
32 (k6) × 58
38 (k6) × 80
Fitted key
IP65
Width × height ×
length in mm
mm
14 × 21.5 5 × 5 × 16
-
19 × 32 6 × 6 × 22
-
6 × 6 × 32
8 × 7 × 40
10 × 8 × 45
10 × 8 × 70
SIMOTICS S-1FK2 synchronous motors for SINAMICS S120
Operating Instructions, 02/2022, A5E46089564B AD
Centering
thread
DIN 332-DR
M5
- M4
M6
- M5
M6
M8
M12
M12