ABB RELION REX640 Technical Manual page 1757

1MRS759142 C
REX640
Technical Manual
PUTT
RAM
RCA
RIO600
RJ-45
RMS
ROM
RS-485
RSTP
RTC
RTD
Rx
SAN
SBO
SCADA
SCB
SCL
SCM
SDM600
SIM
SM
SMT
SMV
SNTP
SOTF
SPO
SSO
ST
TCP/IP
TCS
Permissive underreach transfer trip
Random access memory
Also known as MTA or base angle. Characteristic
angle.
Remote I/O unit
Galvanic connector type
Root-mean-square (value)
Read-only memory
Serial link according to EIA standard RS485
Rapid spanning tree protocol
Real-time clock
Resistance temperature detector
Receive/Received
Single attached node
Select-before-operate
Supervision, control and data acquisition
1. Shunt capacitor bank
2. Source circuit breaker
XML-based substation description configuration
language defined by IEC 61850
Smart control module
A software solution for automatic management of
service and cyber security relevant data across
substations
Subscriber identity module
1. Single mode
2. Single-mode optical fiber
Signal Matrix tool in PCM600
Sampled measured values
Simple Network Time Protocol
Switch onto fault
Static power output
Static signal output
Connector type for glass fiber cable
Transmission Control Protocol/Internet Protocol
Trip-circuit supervision
Section 17
Glossary
1751