Torque Derating As A Function Of The Pulse Frequency - Siemens SINAMICS G115D Operating Instructions Manual

Technical data
10.1 Technical data of the G115D converter with SIMOGEAR geared motor
10.1.6.4

Torque derating as a function of the pulse frequency

The permissible motor output torque is reduced when the converter is operated at a pulse
frequency above 4 kHz and/or at an ambient temperature above 40°C.
The pulse frequency reduces automatically based on the heatsink temperature.
Torque derating of 2KJ8 asynchronous motor (motor rated power < 1.5 kW)
Torque derating of 2KJ8 asynchronous motor (motor rated power ≥ 1.5 kW)
Torque derating of 2KJ8 synchronous reluctance motor (motor rated power < 1.5 kW)
Torque derating of 2KJ8 synchronous reluctance motor (motor rated power ≥ 1.5 kW)
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Operating Instructions, 12/2020, FW V4.7 SP13, A5E48681219B-002
SINAMICS G115D distributed drive