Section 22 Glossary - ABB REG650 Technical Manual

1MRK 502 043-UUS B
Section 22
Technical Manual
Glossary
AC Alternating current
ACT Application configuration tool within PCM600
A/D converter Analog-to-digital converter
ADBS Amplitude deadband supervision
AI Analog input
ANSI American National Standards Institute
AR Autoreclosing
ASCT Auxiliary summation current transformer
ASD Adaptive signal detection
AWG American Wire Gauge standard
BI Binary input
BOS Binary outputs status
BR External bistable relay
BS British Standards
CAN Controller Area Network. ISO standard (ISO 11898) for serial
communication
CB Circuit breaker
CCITT Consultative Committee for International Telegraph and
Telephony. A United Nations-sponsored standards body within
the International Telecommunications Union.
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
CO cycle Close-open cycle
Codirectional Way of transmitting G.703 over a balanced line. Involves two
twisted pairs making it possible to transmit information in both
directions
Section 22
Glossary
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