DHCP Dynamic host configuration protocol
DIP switch A set of on-off switches arranged in a standard dual inline package
DNP3 A distributed network protocol originally developed by Westronic. The
DNP3 Users Group has the ownership of the protocol and assumes re-
sponsibility for its evolution.
DO Data object (IEC61850)
DST Daylight-saving time
DT Definite time
DUTT Direct underreach transfer trip
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
FLC Full load current
FPGA Field-programmable gate array
FPN Flexible product naming
FTP File transfer protocol
FTPS FTP Secure
GCB Generator circuit breaker
GFC General fault criteria
GIS
1. Gas-insulated switchgear
2. Geoinformation systems
GND Ground/earth
GNSS Global navigation satellite systems
GOOSE Generic object-oriented substation event
GPS Global positioning system
HF High frequency
HMI Human machine interface
HSR High-availability seamless redundancy
HTTPS Hypertext transfer protocol secure
HV High voltage
IDMT Inverse definite minimum time
IEC International electrotechnical commission
IEC 60870-5-101 Companion standard for basic telecontrol tasks
IEC 60870-5-103
1. Communication standard for protective equipment
2. A serial master/slave protocol for point-to-point communication
IEC 60870-5-104 Network access for IEC 60870-5-101
IEC 61850 International standard for substation communication and modeling
IEC 61850-8-1 A communication protocol based on the IEC 61850 standard series
IEC 61850-9-2 A communication protocol based on the IEC 61850 standard series
1MRS759142 F Glossary
REX640
Technical Manual
1955
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