3BHS842007 E01 REV C
ACS6080
USER MANUAL
01 ABOUT THIS MANUAL
PUB
PPCS unit for branching software running on an INT
circuit board that is used for data branching
PUPA
Pulse pattern
PWM
Pulse width modulation
RAL
German color standard
RBU
Resistor Braking Unit
RDC
Redundant Drive Control
RDI
Redundant Drive Interface
RDR
Receive Data Register
RMD
Rolling Mill Drive
RPM
Revolutions Per Minute
S500 I/O
The S500 I/O is a distributed process input output system
that can be connected to various process controllers from
ABB and other companies.
SC
Short-Circuit
SM
Synchronous Motor
SRD
Semi-Redundant Drive
SSI
Synchronous Serial Interface
The SSI is a point-to-point, serial communication
interface for digital data transmission between a master
(eg, drive) and a slave (eg, sensor).
TEU
Terminal Unit
The TEU provides the terminals for the transformer and
motor cables, the ground frame for the cable screens and
the ground cable, and the grounding accessories.
THD
Total Harmonic Distortion
TT
Temperature Transmitter
UNICOS
Operating system
UPS
Uninterruptible Power Supply
USB
Universal Serial Bus
VLSCD
Voltage Limiting Short Circuit Detection
VLU
Voltage Limiter Unit
VSD
Variable Speed Drive
VSI
Voltage Source Inverter
WCU
Water Cooling Unit
The WCU dissipates the heat from the power electronics
components of the drive.
Table 1-1 Terms and abbreviations (continued)
Term/Abbreviation
Definition