List of Abbreviations
B-410
© Siemens AG 2007 All Rights Reserved
SINAMICS G120 Control Units CU240S, Edition 05/2007
PNU Parameter Number
PPO Parameter process data object
PTC Positive temperature coefficient
PWE Parameter value
PWM Pulse-width modulation
Pxxxx Write parameter
PZD Process data area (Prozessdaten)
Q
QC Quick commissioning
R
RAM Random-access memory
RCCB Residual current circuit breaker
RCD Residual current device
RFG Ramp-function generator
RFI Radio frequency interference
ROM Read-only memory
RPM Revolutions per minute
rxxxx read-only parameters of analogue signals
S
SBC Safe Break Control
SLVC Sensorless vector control
SLS Safe-Limited Speed
SOL Serial option link
SS1 Safe stop 1
STO Safe torque off
STW Control word
STX Start of text
SVM Space vector modulation
T
TTL Transistor-transistor logic
U
USS Universal serial interface
V
V/f Voltage/frequency
VC Vector control
VT Variable torque
W
WEA Automatic restart
Z
ZSW Status word
ZUSW Additional setpoint
Abbreviation Meaning
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