/PERATING INSTRUCTIONS
6+
6
# ' #
4ESTING THE AUTO RECLOSE FUNC
TION
4HE !2 FUNCTION CAN BE PROGRAMMED TO SINGLE
POLE THREE POLE OR SINGLETHREE POLE !2 ADDRESS
PROVIDED IT IS CONFIGURED AS ).4%2.!, !2
%8)34
!DDRESS REFER TO 3ECTION AND
SWITCHED TO !2 &5.#4
/.
!DDRESS
)F THE FEEDER PROTECTION PROVIDES AN !2 STAGE THE
PROPER CONTROL OF THIS STAGE SHOULD BE CHECKED
4HE BINARY INPUT CIRCUIT BREAKER READY MUST BE SIM
ULATED UNLESS AN OPEN CIRCUIT CONTACT HAS BEEN PRO
GRAMMED FOR THIS PURPOSE &.O
#" READY
RE
FER ALSO TO 3ECTION
$EPENDING OF THE SELECTED !2 PROGRAM ADDRESS
2!2 02/' A SINGLE PHASE ANDOR TWO
PHASE SHORT CIRCUIT SHOULD BE SIMULATED WITHIN THE IN
STANTANEOUS STAGE OF THE FEEDER PROTECTION AND WITH
IN THE !2 STAGE
IF AVAILABLE
BUT BEYOND THE IN
STANTANEOUS STAGE EACH TIME ONCE WITH SUCCESSFUL
AND ONCE WITH UNSUCCESSFUL !2 #HECK THE PROPER
REACTION OF THE RELAY ACCORDING TO THE SET !2 PRO
GRAM
.OTE THAT EACH NEW TEST CAN BEGIN ONLY AFTER THE RE
CLAIM TIME OR LOCK OUT TIME FOR THE PREVIOUS TEST HAS
EXPIRED OTHERWISE AN AUTO RECLOSE CANNOT RESULT
,%$
!2 NOT READY
&.O
,%$ AS DELIV
ERED MUST NOT BE ILLUMINATED
)F THE CIRCUIT BREAKER IS NOT READY A RECLOSE ATTEMPT
MUST NOT RESULT (OWEVER A NORMAL !2 CYCLE MUST
OCCUR WHEN THE SIGNAL CIRCUIT BREAKER READY FIRST
DISAPPEARS AFTER THE INCEPTION OF THE FAULT
)F MULTI SHOT AUTO RECLOSURE IS USED TEST THE FUNC
TION SEQUENCE IN ACCORDANCE TO THE SET $!2 PRO
GRAM AND THE NUMBER OF DESIRED SHOTS
4ESTING THE SYNCHRONISM AND
VOLTAGE CHECK FUNCTION
4HE SYNCHRONISM AND VOLTAGE CHECK FUNCTION CAN
IF FITTED
OPERATE WITH THE INTEGRATED AUTO RE
CLOSE FUNCTION OR WITH AN EXTERNAL AUTO RECLOSURE
DEVICE !DDITIONALLY SYNCHRONISM OR DEAD LINE
CHECK CAN BE PERFORMED BEFORE MANUAL CLOSING OF
THE CIRCUIT BREAKER ! 0RE REQUISITE IS THAT IT IS CONFI
GURED AS 39.#(#(%#+
%8)34
!DDRESS
REFER TO 3ECTION AND SWITCHED TO 39.#(%#+
/.
!DDRESS
4HE START TO MEASURE SIGNAL CAN BE GIVEN TO THE
RELAY VIA THE BINARY INPUT
3YNC 3TART
&.O
4HE DEVICE CHECKS FOR CLOSE PERMISSION ACCORD
ING TO THE CHECK PROGRAM WHICH IS SET UNDER THE AD
DRESSES TO )F THE CHECK RESULT IS POSITIVE
CLOSE
COMMAND
IS
RELEASED
!NNUNCIATION
3YNC2ELEASE
&.O
4HE PROGRAMS AVAILABLE ARE
39.#(2
9%3
)F MEASURED VOLTAGES ARE IN
PHASE CLOSE COMMAND IS RE
LEASED IF IN COUNTER PHASE NO
RELEASE OCCURS
55
9%3
)F THE FEEDER VOLTAGE 5 IS PRES
ENT BUT THE BUS BAR VOLTAGE 5
SWITCHED OFF CLOSE COMMAND IS
RELEASED
55
9%3
)F THE BUS BAR VOLTAGE 5 IS
PRESENT BUT THE FEEDER VOLTAGE
5 SWITCHED OFF CLOSE COM
MAND IS RELEASED
55
9%3
)F THE BUS BAR VOLTAGE 5 AND
THE FEEDER VOLTAGE 5 ARE BOTH
SWITCHED OFF CLOSE COMMAND IS
RELEASED
/6%22)$%
9%3
#LOSE COMMAND IS RELEASED IN
DEPENDENT ON WHETHER VOLTAGES
ARE PRESENT OR NOT NOR WHAT IS
THE PHASE RELATIONSHIP
