/PERATING INSTRUCTIONS
6%
6
# ' #
4HE PARAMETERS AND ARE RELEVANT TO
ASYNCHRONOUS SWITCHING 4HE PARAMETER !.',%
7).$7 ADDRESS DEFINES BY HOW MANY DE
GREES THE ENVELOPE CURVE METHOD ENABLES CLOSING
PRIOR TO THE ZERO CROSSING METHOD 4HE TWO CHANNEL
EVALUATION IN MODEL 6% REQUIRES THAT THE MORE
EXACT ZERO CROSSING METHOD DEFINES THE EXACT CLOS
ING INSTANT AND THUS THE ENVELOPE CURVE METHOD
MUST HAVE ENABLED EARLIER THAN THE ZERO CROSSING
METHOD
5SING THE CLOSING TIME OF THE CIRCUIT BREAKER 4
#"
AD
DRESS THE DEVICE DETERMINES THE INSTANT AT
WHICH THE COMMAND MUST BE SENT SO THAT THE SYN
CHRONOUS MOMENT IS EXACTLY REACHED WHEN THE
BREAKER POLES CLOSE ! MEANINGFUL BREAKER CLOSING
TIME IS ONLY IN THE HATCHED AREA OF &IGURE #LOSING
DOES NOT TAKE PLACE IF THE BREAKER CLOSING TIME IS SET
TO
0
FACTORY SETTING FREQUENCY AND VOLTAGE BALANC
ING ARE NEVERTHELESS IN OPERATION IF PRESENT
6%
! . ' , %
7 ) . $ 7
^
!NGLE WINDOW BETWEEN COMMAND OF ENVELOPE CURVE
METHOD AND ZERO CROSSING METHOD
3ETTING RANGE
^
TO
^
# "
# , / 3 %
4 -
M S
#LOSING TIME OF THE CIRCUIT BREAKER 4IME BETWEEN COM
MAND OUTPUT AND CLOSING INSTANT OF THE BREAKER POLES
3ETTING RANGE
MS TO
MS OR
0
WITH SETTING
0
CLOSING IS BLOCKED VOLTAGE AND FREQUENCY
BALANCER OPERATE IF AVAILABLE
0
!DDRESS IS USED TO SET THE DURATION OF THE CLOSE
COMMAND TO THE CIRCUIT BREAKER 4HIS DURATION MUST
ALWAYS BE GREATER THAN THE CLOSING TIME ADDRESS
IT MUST BE SUFFICIENTLY LONG SUCH THAT IT CAN BE
GUARANTEED THAT THE CIRCUIT BREAKER HAS COMPLETELY
FINISHED CLOSING AND HAS INTERRUPTED THE CLOSE CON
TROL CIRCUIT BY MEANS OF ITS AUXILIARY CONTACT
4HE ACTIVE TIME ADDRESS DETERMINES HOW LONG
THE DEVICE REMAINS READY FOR MEASUREMENTS AND OP
ERATION FOLLOWING STARTING 4HE CONDITIONS FOR PARALLEL
ING MUST BE SATISFIED WITHIN THIS TIME ! CLOSE COM
MAND NO LONGER TAKES PLACE AFTER THIS TIME
# - $
$ 5 2 ! 4
S
$URATION OF CLOSE COMMAND
3ETTING RANGE
S TO
S
! # 4 ) 6 %
4 ) - %
0
S
$URING THE ACTIVE TIME THE DEVICE IS READY FOR MEASURE
MENT AND OPERATION
3ETTING RANGE
S TO
S
OR
0
IE DEVICE IS OPERATIONAL UNTIL PARALLELING COMMAND
IS GIVEN OR OPERATION IS STOPPED VIA BINARY INPUT
