Section 4
Glossary
ANSI
American National Standards Institute
CB
Circuit breaker
DNP3
A distributed network protocol originally developed by
Westronic. The DNP3 Users Group has the ownership of the
protocol and assumes responsibility for its evolution.
EMC
Electromagnetic compatibility
GFC
General fault criteria
HMI
Human-machine interface
IEC
International Electrotechnical Commission
IEC 61850 International standard for substation communication and
modelling
IED
Intelligent electronic device
LED
Light-emitting diode
LHMI
Local human-machine interface
PCM600
Protection and Control IED Manager
PST
Parameter Setting Tool in PCM600
REF630
Feeder protection and control IED
REM630
Motor protection and control IED
RET630
Transformer protection and control IED
RMS
Root-mean-square (value)
SOTF
Switch on to fault
TCS
Trip-circuit supervision
WEI
Weak-end infeed logic
1MRS756791 A
Section 4
Glossary
630 series
49
Point List Manual