3BHS212794 E01 REV M ACS6000 USER MANUAL 33/278
01 ABOUT THIS MANUAL
S800 I/O The S800 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).
TCSM Torque Controller State Machine
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
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.
Zero speed
threshold
Used in the manual to indicate that the drive has reached
the value “zero speed” that is set in a parameter. The value
can be set in the range of 0 and maximum speed (the unit
for the speed is rpm).
Table 1-1 Terms and abbreviations (continued)
Term/Abbreviation Definition
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