Siemens SINAMICS S120 Manual page 325

Low overload
The base load current for low overload (I
Figure 6-25
High overload
The base load current for a high overload I
The duty cycle for I
frequency of 2.5 kHz, if p0290 is set = 12 (automatic pulse frequency and output current
reduction for a thermal power unit overload).
Figure 6-26
Air-cooled chassis power units
Equipment Manual, 06/2020, 6SL3097-5AE00-0BP3
Low overload
is valid for a pulse frequency of 2 kHz. It is also valid for a pulse
H
High overload
) is based on a load duty cycle of 110 % for 60 s.
L
is based on a duty cycle of 150 % for 60 s.
H
Motor Modules
6.2 Motor Modules Chassis-2
323