Temperature, Altitude And Voltage Derating - Siemens SINAMICS G120 Operating Instructions Manual

Technical data

11.6 Temperature, altitude and voltage derating

11.6 Temperature, altitude and voltage derating
Operating temperature derating
Permissible output base load current [%]
High overload (HO) and low overload (LO)
100
85
75
66
50
35
25
Figure 11-2
Operational altitude derating
Output current [%]
100
90
80
70
60
Figure 11-3
Operational voltage derating
Output current [%]
Figure 11-4
284
0
0 10 20 30 40
Ambient operating temperature [°C]
Temperature derating
0 1000 2000
Installation altitude above sea level [m]
Current and voltage derating required according to altitude
Current and Power derating required according to input voltage
50 60
3000 4000
Output power [%]
Operating Instructions, 01/2011, FW 4.4, A5E02999804A AB
Input voltage [%]
100
90
80
77
70
60
0 1000 2000
Installation altitude above sea level [m]
SINAMICS G120C Inverter
3000 4000