Descriptions of functions
10.20 Thermal overload protection for the DC motor (I2t monitoring of the motor)
SINAMICS DCM DC Converter
Operating Instructions, 12/2018, A5E34763375A
585
y ...
Load current/permissible continuous current (p50100 × p50113)
x ...
Time/thermal time constant of motor
Figure 10-68 I
2
t monitoring of the motor: Fault triggering