ABB Relion 670 series, Applications Manual

Page: 751 / 760

Section 24 Glossary
M14893-1 v18
AC Alternating current
ACC Actual channel
ACT Application configuration tool within PCM600
A/D converter Analog-to-digital converter
ADBS Amplitude deadband supervision
ADM Analog digital conversion module, with time synchronization
AI Analog input
ANSI American National Standards Institute
AR Autoreclosing
ASCT Auxiliary summation current transformer
ASD Adaptive signal detection
ASDU Application service data unit
AWG American Wire Gauge standard
BBP Busbar protection
BFOC/2,5 Bayonet fiber optic connector
BFP Breaker failure protection
BI Binary input
BIM Binary input module
BOM Binary output module
BOS Binary outputs status
BR External bistable relay
BS British Standards
BSR Binary signal transfer function, receiver blocks
BST Binary signal transfer function, transmit blocks
C37.94 IEEE/ANSI protocol used when sending binary signals between IEDs
CAN Controller Area Network. ISO standard (ISO 11898) for serial
communication
CB Circuit breaker
CBM Combined backplane module
CCITT Consultative Committee for International Telegraph and Telephony. A
United Nations-sponsored standards body within the International
Telecommunications Union.
CCM CAN carrier module
CCVT Capacitive Coupled Voltage Transformer
Class C Protection Current Transformer class as per IEEE/ ANSI
CMPPS Combined megapulses per second
CMT Communication Management tool in PCM600
1MRK 505 343-UEN B Section 24
Glossary
745
Application manual