)NTRODUCTION
6+
6
# ' #
&EATURES
0ROCESSOR SYSTEM WITH POWERFUL BIT MICRO
PROCESSOR
COMPLETE DIGITAL MEASURED VALUE PROCESSING AND
CONTROL FROM DATA ACQUISITION AND DIGITIZING OF THE
MEASURED VALUES UP TO THE CLOSE DECISIONS FOR THE
CIRCUIT BREAKER
COMPLETE GALVANIC AND RELIABLE SEPARATION OF THE
INTERNAL PROCESSING CIRCUITS FROM THE MEASURE
MENT CONTROL AND SUPPLY CIRCUITS OF THE SYSTEM
WITH SCREENED ANALOG INPUT TRANSDUCERS BINARY
INPUT AND OUTPUT MODULES AND $# CONVERTER
UNIVERSAL APPLICATION FOR OVERHEAD LINES OF ALL VOLT
AGE RANGES
AUTO RECLOSURE AND SYNCHRONISM CHECK ARE IN
DEPENDENT FUNCTIONS WHICH CAN BE USED INDIVIDU
ALLY OR WITH EXTERNAL SUPPLEMENTARY UNITS
CALCULATION OF OPERATIONAL MEASURED VALUES AND
INDICATION ON THE FRONT DISPLAY
SIMPLE SETTING AND OPERATION USING THE INTEGRATED
OPERATION PANEL OR A CONNECTED PERSONAL
COMPUTER WITH MENU GUIDED SOFTWARE
STORAGE OF FAULT DATA STORAGE OF INSTANTANEOUS VAL
UES DURING A FAULT FOR FAULT RECORDING
COUNTERS FOR THE NUMBER OF RECLOSING ATTEMPTS
COMMUNICATION WITH CENTRAL CONTROL AND STORAGE
DEVICES VIA SERIAL INTERFACES IS POSSIBLE WITH OP
TIONAL CONNECTION OF OPTICAL FIBRE
CONTINUOUS MONITORING OF THE HARDWARE AND SOFT
WARE OF THE RELAY
)MPLEMENTED FUNCTIONS
!UTOMATIC RECLOSE FUNCTION
SINGLE POLE THREE POLE OR SINGLE AND THREE
POLE
SINGLE OR MULTI SHOT EG 2!2 AND THREE POLE
$!2
WITH SEPARATELY ALLOCATED ACTION TIMES AND DEAD
TIMES FOR SINGLE POLE THREE POLE 2!2 RAPID !2
FOR FIRST SHOT AND THREE POLE $!2 DELAYED !2 FOR
FURTHER SHOTS
3YNCHRONISM AND VOLTAGE CHECK
OPTIONAL
SYNCHRONISM CHECK BEFORE AUTO RECLOSURE AFTER
THREE POLE TRIP
HIGH SPEED MEASUREMENT OF VOLTAGE MAGNITUDE
DIFFERENCE
5 PHASE ANGLE DIFFERENCE
AND FRE
QUENCY DIFFERENCE
F
SETTABLE ALTERNATIVELY FOR DEAD LINE CHECK ANDOR
DEAD BUS CHECK
ASYNCHRONOUS SWITCHING POSSIBLE WITH PRE DE
TERMINATION OF THE INSTANT OF SYNCHRONISM
SETTABLE MINIMUM VOLTAGE
SYNCHRO CHECK DEAD LINE CHECK OR DEAD BUS
CHECK ALSO POSSIBLE BEFORE MANUAL CLOSE OF THE
CIRCUIT BREAKER WITH SEPARATELY SETTABLE CHECK
PROGRAMS
MEASURED VOLTAGES CAN BE CONNECTED EITHER PHA
SE TO PHASE OR PHASE TO EARTH
