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Section 3
Glossary
EMC
Electromagnetic compatibility
IEC
International Electrotechnical Commission
IEC 61850 International standard for substation communication and
modeling
IED
Intelligent electronic device
LED
Light-emitting diode
LHMI
Local human-machine interface
Modbus
A serial communication protocol developed by the Modicon
company in 1979. Originally used for communication in PLCs
and RTU devices.
PCM600
Protection and Control IED Manager
1MRS756878 H
Section 3
Glossary
RET615
91
Point List Manual