CG Drives & Automation 01-7318-01r1 Introduction 9
1.6.2 Definitions
In this manual the following definitions for current, torque
and frequency are used:
VFXG
Complete power drive train, including AFG
and VSI (VFX)
VFXR
Regenerative VFX drive, including AFR and
VSI (VFX)
VSI Voltage source inverter (motor inverter)
The function cannot be changed in run mode
Table 3 Definitions
Name Description Quantity
I
IN
Nominal input current of AFR/AFG A
RMS
I
NOM
Nominal output current of VSI A
RMS
I
MOT
Nominal motor current A
RMS
P
NOM
Nominal power of VSI kW
P
MOT
Motor power kW
T
NOM
Nominal torque of motor Nm
T
MOT
Motor torque Nm
f
OUT
Output frequency of VSI Hz
f
MOT
Nominal frequency of motor Hz
n
MOT
Nominal speed of motor rpm
I
CL
Maximum output current A
RMS
Speed Actual motor speed rpm
Torque Actual motor torque Nm
Table 2 Abbreviations
Abbreviation/
symbol
Description