6
Introduction to the installation and
commissioning manual
Chapter 1
Introduction
DLLB
Dead line live bus
DSP
Digital signal processor
DTT
Direct transfer trip scheme
EHV network
Extra high voltage network
EIA
Electronic Industries Association
EMC
Electro magnetic compatibility
ENGV1
Enable execution of step one
ENMULT
Current multiplier used when THOL is used for two or more lines
EMI
Electro magnetic interference
ESD
Electrostatic discharge
FOX 20
Modular 20 channel telecommunication system for speech, data and
protection signals
FOX 512/515
Access multiplexer
FOX 6Plus
Compact, time-division multiplexer for the transmission of up to seven
duplex channels of digital data over optical fibers
FPGA
Field Programmable Gate Array
FRRATED
Rated system frequency
FSMPL
Physical channel number for frequency calculation
G.703
Electrical and functional description for digital lines used by local tele-
phone companies. Can be transported over balanced and unbalanced
lines
G.711
Standard for pulse code modulation of analog signals on digital lines
GCM
Communication interface module with carrier of GPS receiver module
GI
General interrogation command
GIS
Gas insulated switchgear.
GOOSE
Generic Object Orientated Substation Event
GPS
Global positioning system
GR
GOOSE Receive (interlock)
HDLC protocol
High level data link control, protocol based on the HDLC standard
HFBR connector type
Fibre connector receiver
HMI
Human-Machine Interface
HSAR
High-Speed Auto-Reclosing
HV
High voltage
HVDC
High voltage direct current
HysAbsFreq
Absolute hysteresis for over and under frequency operation
HysAbsMagn
Absolute hysteresis for signal magnitude in percentage of Ubase
HysRelMagn
Relative hysteresis for signal magnitude
Summary of Contents for REB 551-C3*2.5
Page 9: ...Contents ...
Page 21: ...12 Introduction to the installation and commissioning manual Chapter 1 Introduction ...
Page 27: ...18 Note signs Chapter 2 Safety information ...
Page 53: ...44 Installing the 56 64 kbit data communication cables Chapter 5 Installing the terminal ...
Page 59: ...50 Checking the binary I O circuits Chapter 6 Checking the external circuitry ...
Page 147: ...138 Repair support Chapter 16 Fault tracing and repair ...