De-Rating Information - Siemens COMBIMASTER Reference Manual

8.3 De-rating Information

De-rating with altitude
Maximum rated input voltage
%
100
90
80
70
60
500 1000
De-rating with switching frequency
Maximum rated continuous
torque. (M/Mn) %.
100
90
80
70
60
De-rating with temperature
Maximum rated continuous
torque. (M/Mn) %
100
80
60
40
20
35 40
60
Installation Altitude
in m above sea level
2000 3000 4000
230V Input units
400V Input units
Pulse Frequency
kHz
4 8 16
CM
MMI
Ambient Temperature
50 60 70
COMBIMASTER & MICROMASTER Integrated
Maximum rated continuous
torque. (M/Mn) %.
100
90
80
70
60
500 1000 2000 3000
De-rating with mains input voltage
Maximum rated continuous
torque. (M/Mn) %
100
90
80
70
60
345 350 360 370 380
195 200 210 220 230
De-rating with inverter frequency
Maximum rated continuous
torque. (M/Mn) %
100
90
80
70
60
5 10 20 30 40
Siemens plc. 1999
© | G85139-H1731-U300-D2
REFERENCE MANUAL
Installation Altitude
in m above sea level
4000
Mains input voltage
V
390 400 400V Units
240 230V Units
Force Cooled Motors
Temperature Class F
Inverter Frequency
Hz
50 60