Siemens SIMOTICS S-1FK2 Series

Technical data and characteristics
6.1 Explanations
1FK2 synchronous motors for SINAMICS S120
Configuration Manual, 06/2019, A5E46927724B AB
65
The torque-speed diagrams for different converter output voltages are assigned to each data
sheet.
Table 6- 1 Converter output voltages
Drive system
Infeed module
Line voltage
DC link voltage
Output voltage
U
line
U
DC LINK
U
mot
SINAMICS S120
3 AC 380 V to 480 V
ALM
ALM
BLM/SLM
BLM/SLM
400 V
480 V
400 V
480 V
600 V
720 V
540 V
650 V
425 V
510 V
380 V
460 V
Winding versions
Several winding versions (armature circuits) for different rated speeds n
N
are possible for a
motor shaft height.
Table 6- 2 Code letter, winding version
Rated speed n
N
in rpm
Winding version
(10th position of the article number)
1500
B
2000
C
3000
F
6000
K
①
Voltage limit characteristics
Figure 6-2 Speed-torque diagram