ABB relion REF615 User Manual

Section 6 Glossary
615 series Series of numerical protection and control relays for
protection and supervision applications of utility
substations, and industrial switchgear and equipment
AC Alternating current
AI Analog input
ASCII American Standard Code for Information Interchange
BI Binary input
BIO Binary input and output
BO Binary output
CB Circuit breaker
CT Current transformer
DAN Doubly attached node
DC 1. Direct current
2. Disconnector
3. Double command
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.
DPC
Double-point control
EMC Electromagnetic compatibility
Ethernet A standard for connecting a family of frame-based
computer networking technologies into a LAN
FIFO First in, first out
FTP File transfer protocol
FTPS FTP Secure
GOOSE Generic Object-Oriented Substation Event
HMI Human-machine interface
HSO High-speed output
HSR High-availability seamless redundancy
HTTPS Hypertext Transfer Protocol Secure
HW Hardware
1MRS756378 S Section 6
Glossary
REF615 393
Application Manual

ABB relion REF615 Specifications

General

Brand	ABB
Model	relion REF615
Category	Controller
Language	English