Siemens SIMOTICS S-1FK2 Series

Technical data and characteristics
6.3 Data sheets and characteristics
1FK2 synchronous motors for SINAMICS S120
90 Configuration Manual, 06/2019, A5E46927724B AB
6.3.3.2
1FK2306-4AC
Three-phase servo motor 1FK2306-4AC
Technical specifications in S120 system
Symbol
Unit
Value
Static torque M
0
Nm 12
Stall current
I
0
A
4.5
Maximum permissible speed (at converter)
n
max Inv
rpm
3300
Maximum torque
M
max
Nm
38
Maximum current
I
max
A
17
Thermal time constant
T
th
min
32
Moment of inertia
J
Mot
kg cm
2
29.8
Moment of inertia (with brake)
J
Mot Br
kg cm
2
30.8
Weight
m
Mot
kg
11.4
Weight (with brake)
m
Mot Br
kg
12.8
Rated data with S120, 3 AC 400 V/3 AC 480 V
Rated speed
n
N
rpm
2000
Rated torque
M
N
Nm
10.5
Rated current
I
N
A
4.1
Rated power
P
N
kW
2.2