ABB RELION 620 Series Operation Manual page 148

Section 9
Glossary
140
EEPROM Electrically erasable programmable read-only memory
EMC Electromagnetic compatibility
Ethernet A standard for connecting a family of frame-based
computer networking technologies into a LAN
FB Function block
FIFO First in, first out
Firmware System software or hardware that has been written and
stored in a device's memory that controls the device
FPGA Field-programmable gate array
FTP File transfer protocol
GOOSE Generic Object-Oriented Substation Event
HMI Human-machine interface
HSR High-availability seamless redundancy
HW Hardware
IEC International Electrotechnical Commission
IEC 61850 International standard for substation communication and
modeling
IEC 61850-8-1 A communication protocol based on the IEC 61850
standard series
IED Intelligent electronic device
IEEE 1686 Standard for Substation Intelligent Electronic Devices'
(IEDs') Cyber Security Capabilities
IP Internet protocol
IP address A set of four numbers between 0 and 255, separated by
periods. Each server connected to the Internet is assigned
a unique IP address that specifies the location for the TCP/
IP protocol.
IRF 1. Internal fault
2. Internal relay fault
IRIG-B Inter-Range Instrumentation Group's time code format B
LAN Local area network
LC Connector type for glass fiber cable
LCD Liquid crystal display
LCP Liquid crystal polymer
1MAC456939-IB D
620 series ANSI
Operation Manual