Current De-Rating Depending On The Pulse Frequency - Siemens SINAMICS S120 Equipment Manual

High overload
The base load current for a high overload I
160 % for 10 s.
Figure 4-17
4.6.4

Current de-rating depending on the pulse frequency

When the pulse frequency is increased, the derating factor of the output current must be
taken into account. This derating factor must be applied to the currents specified in the
technical specifications for Motor Modules.
Table 4- 22
Chassis power units
Manual, (GH3), 10/2008, 6SL3097-2AE00-0BP3
High overload
Derating factor of the output current as a function of the pulse frequency for devices with
a rated pulse frequency of 2 kHz
Order no. Power [kW]
6SL3320-...
1TE32-1AAx
1TE32-6AAx
1TE33-1AAx
1TE33-8AAx
1TE35-0AAx
is based on a duty cycle of 150 % for 60 s or
H
Output current for a
pulse frequency of 2 kHz [A]
Connection voltage 510 – 720 V DC
110
132
160
200
250
4.6 Technical specifications
Derating factor for a
pulse frequency of 4 kHz
210
260
310
380
490
Motor Modules
82 %
83 %
88 %
87 %
78 %
177