ABB RET670 Installation And Commissioning Manual

Section 17 Glossary
About this chapter
This chapter contains a glossary with terms, acronyms and abbreviations used in
ABB technical documentation.
AC Alternating current
ACT Application configuration tool within PCM600
A/D converter Analog to digital converter
ADBS Amplitude dead-band supervision
ADM Analog digital conversion module, with time synchronization
ANSI American National Standards Institute
AR Autoreclosing
ArgNegRes Setting parameter/ZD/
ArgDir Setting parameter/ZD/
ASCT Auxiliary summation current transformer
ASD Adaptive signal detection
AWG American Wire Gauge standard
BBP Busbar protection
BFP Breaker failure protection
BIM Binary input module
BOM Binary output module
BR External bi-stable relay
BS British standard
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
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Glossary
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Installation and commissioning manual

ABB RET670 Specifications

General

Rated Frequency	50/60 Hz
Inputs	Analog and binary inputs
Application	Protection of power systems
Communication Protocols	IEC 61850, DNP3, Modbus
Operating Temperature Range	-25°C to +55°C
Mounting	Rack mounted
Number of Binary Inputs	Up to 48
Number of Binary Outputs	32
Protection Functions	Overcurrent Protection
Outputs	Binary outputs
Enclosure	IP 54
Type	Line Differential Protection
Number of Analog Inputs	24