ABB ACS880-07 Hardware Manual page 27

Term/ Explanation
Abbreviation
PLC Programmable logic controller
Power module Common term for drive module, inverter module, supply module, brake chopper module etc.
R6...R11 Frame size designation of the drive
RFI Radio-frequency interference
SAFUR Series of optional brake resistor
SAR Safe acceleration range
SBC Safe brake control
SLS Safely-limited speed
SS1 Safe stop 1
SSE Safe stop emergency
SSM Safe speed monitor
STO Safe torque off
Supply unit Supply module(s) under control of one control board, and related components
TN system Type of supply network that provides a direct connection to ground/earth
ZCU Drive control unit. As standard, the external I/O control signals are connected to the control
unit, or optional I/O extensions mounted on it.
ZGAB Brake chopper adapter board
ZGAD, BGAD Gate driver adapter board
ZINT Main circuit board
ZMU The memory unit attached to the control unit of the drive
Introduction to the manual 27