Derating Of Motor Cable Length Based On Pulse Frequency And Surrounding; Temperature - Siemens SINAMICS G115D Operating Instructions Manual

10.2.6.5

Derating of motor cable length based on pulse frequency and surrounding

temperature

The permissible motor cable length are dependent upon the particular cable type, the pulse
frequency that has been selected and the surrounding temperature.
G115D wall-mounted con-
verter
Frame
size
Mains supply voltage @ 3 AC 400 V, 50 Hz
FSA
FSB
Mains supply voltage @ 3AC 480V, 50Hz
FSA
FSB
For wall-mounted converter FSA, the maximum surrounding temperature during operation is 50 °C.
1)
SINAMICS G115D distributed drive
Operating Instructions, 09/2020, FW V4.7 SP13, A5E48681219B
10.2 Technical data of the G115D wall-mounted converter
Rated power ≤4 kHz
40 °C to 55 °C
1)
0.37 kW to 1.5 kW 15 (49.2)
2.2 kW to 3 kW
4 kW 15 (49.2)
0.37 kW to 1.5 kW 15 (49.2)
2.2 kW to 3 kW
4 kW 15 (49.2)
Maximum length of motor cable - m (ft)
6 kHz to 16 kHz
40 °C 45 °C
5 (16.4)
7 (23.0) 5 (16.4)
Technical data
48 °C 55 °C
1)
3 (9.8)
3 (9.8)
347