Holding current I
h
: The holding current I
h
k
eeps the holding brake open. The holding current
I
h
continues to load the 24V power supply of the converter after overexcitation until the
brake is released.
Formula to calculate the operating energy per braking operation
W
br
=(J
mot br
+J
load
)•n
mot
²/182.4
W
br
/ J Operating energy per braking operation
n
mot
/ r/min Speed at which the brake is engaged
J
mot br
/ kgm
2
Ro
tor moment of inertia of the motor with brake (see Technical data and char‐
acteristics of the 1FL2 (Page644))
J
load
/ kgm
2
Load moment of inertia of t
he mounting part on the motor with brake
182.4 Constant for calculating the circular frequency and SI units
14.2.14 Technical data and characteristics of the 1FL2
14.2.14.1 1FL2102-2AG connect
ed to 1 AC 200 V/3 AC 220 V
Technical data
Table 14-28 Technical data of 1FL2102‑2AG
Feature Symbol Unit Value
Static torque M
0
Nm 0.16
Stall current I
0
A 0.81
Maximum permissible speed n
max
r/min 6500
Maximum torque M
max
Nm 0.56
Maximum current I
max
A 3.1
Thermal time constant T
t
h
min 6.2
Moment of inertia J
mot
kgcm
2
0.017
Moment of iner
tia (with brake) J
mot br
kgcm
2
0.022
Recommended load t
o motor inertia ratio - - Maximum 40x
Weight m
mo
t
kg 0.29
W
eight (with brake) m
mot br
kg 0.46
R
ated speed n
rated
r/min 3000
R
ated torque M
rated
Nm 0.16
R
ated current I
rated
A 0.81
R
ated power P
rated
kW 0.05
Technical data
14.2Technical data of the motor
SINAMICS S200 PROFINET servo drive system with SIMOTICS S-1FL2
644 Operating Instructions, 11/2023, FW V6.3, A5E51646752B AB
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