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Terminology used and abbreviations
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300−I−9052003−EN−04/07.2021
1.5
Terminology used and abbreviations
Term
Description
AppC
Application Controller
CAN
Controller Area Network or electric circuit for CAN with its own current
supply
DC
Direct current
DCU
DC/AC inverter
D
rive
C
ontrol
U
nit
DCU PSU
Combined device
Double inverter
Inverter for two motors or two drives
Single inverter
Inverter for one motor or one drive
HCU
Host Control Unit (also Vehicle Control Unit or Machine Control Unit)
HV on−board supply system
High−voltage (on−board) system
engl.: High Voltage
ISO 6469−3, voltage class B
IT
Isolé Terre system (star point not earthed)
TRM15
Terminal 15: Terminal 15 is the original contact "Ignition on" at the
steering lock which switches on the MOBILE PSU/DCU by a switch−on
pulse (LOW−HIGH edge).
TRM30
Positive voltage of the voltage supply (12 V or 24 V)
TRM31
Negative voltage of the voltage supply (0 V). This signal is potentially
connected to the vehicle chassis.
Performance electronics
Rectification, DC bus and DC−AC converter
LV on−board supply system
Low−voltage (on−board) system
engl.: Low Voltage
ISO 6469−3, voltage class A
MC
Motor Controller
MOBILE
Product platform for automotive drive solutions
»MOBILE Engineer«
Engineering tool, software solution for easy engineering in all phases
Module
Electronic unit or device
engl.: Unit
Motor A
First motor controlled by MC
Motor B
Second motor controlled by MC (optional)
n. c.
Not connected
engl.: not connected
PE
Chassis
Protective earth
Private CAN
Real time CAN Bus which is used for controlling drives.
PSU
DC/DC converter
P
ower
S
upply
U
nit
Public CAN
CAN bus on the vehicle side which is used for integrating the MOBILE
PSU/DCU into vehicles.
Control electronics
Open−loop control, closed−loop control, setpoint generation, monitoring
SM
Synchronous motor
Tn
Terre Neutre system (star point is earthed)
DC bus
DC bus
SLVCI
Sensorless vector control for asynchronous motors
SLVCS
Sensorless vector control for synchronous motors
SLVFCI
Sensorless V/f characteristic control for asynchronous motors
Ctrl
Control
VCI
Vector control for asynchronous motors
VCS
Vector control for synchronous motors
Summary of Contents for EMD G 0 Series
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