/PERATING INSTRUCTIONS
3*
6
# ' #
DETECTION CAN ONLY BE TESTED WHEN PRIMARY LOAD CUR
RENT IS AVAILABLE DURING COMMISSIONING SEE 3ECTION
4ESTING THE AUTO RECLOSE FUNC
TIONS
IF AVAILABLE
4HE INTERNAL !2 FUNCTION CAN BE TESTED PROVIDED IT IS
CONFIGURED UNDER ADDRESS AS ).4%2.!, !2
%8)34
REFER TO 3ECTION AND SWITCHED TO !2
&5.#4
/.
!DDRESS
4HE BINARY INPUT CIRCUIT BREAKER READY MUST BE
SIMULATED UNLESS AN OPEN CIRCUIT CONTACT HAS BEEN
PROGRAMMED FOR THIS PURPOSE &.O
ì#"
READY
REFER ALSO TO 3ECTION
$EPENDING OF THE SELECTED !2 PROGRAM SHORT CIRCUIT
SHOULD BE SIMULATED FOR EACH OF THE DESIRED AUTO
RECLOSE SHOTS EACH TIME ONCE WITH SUCCESSFUL AND
ONCE WITH UNSUCCESSFUL !2 #HECK THE PROPER REAC
TION OF THE RELAY ACCORDING TO THE SET !2 PROGRAMS
.OTE THAT EACH NEW TEST CAN BEGIN ONLY AFTER THE
RECLAIM TIME FOR THE PREVIOUS TEST HAS EXPIRED OTHER
WISE AN AUTO RECLOSE CANNOT RESULT !NNUNCIATION
!2 NOT READY
&.O
NOT ALLOCATED AT
DELIVERY MUST NOT BE PRESENT OR MUST BE ANNUN
CIATED
'
OING
)F THE CIRCUIT BREAKER IS NOT READY A RECLOSE ATTEMPT
MUST NOT RESULT CLEARANCE OF SHORT CIRCUITS IS DELAYED
BY THE STAGE WHICH IS SET FOR TRIPPING WITHOUT AUTO
RECLOSURE (OWEVER A NORMAL !2 CYCLE MUST OCCUR
WHEN THE SIGNAL CIRCUIT BREAKER READY FIRST DISAP
PEARS AFTER THE INCEPTION OF THE FAULT
4ESTING THE TRIP CIRCUIT SUPERVI
SION
IF AVAILABLE
4HE TRIP CIRCUIT SUPERVISION FUNCTION
IF AVAILABLE
CAN ONLY BE TESTED IF IT HAS BEEN CONFIGURED UNDER
ADDRESS CONTRARY TO THE STATE OF DELIVERY
WITH
")
WITH BINARY INPUTS OR
"90!33 2%3)34/2
WITH ONE BINARY INPUT THE SECOND IS BY PASSED BY
A RESISTOR &URTHERMORE IT MUST BE SWITCHED
/.
IN
ADDRESS 42)0 350
/.
AND THE ASSOCIATED
BINARY INPUTS MUST BE MARSHALLED FOR THIS PURPOSE
REFER TO 3ECTION
4RIP CIRCUIT SUPERVISION WITH TWO BINARY
INPUTS
)N ACCORDANCE WITH THE TASK OF THIS OPERATION MODE
OF THE TRIP CIRCUIT SUPERVISION THE TRIP CIRCUIT IS AS
SUMED TO BE DISTURBED WHEN NONE OF THE TWO BINARY
INPUTS IS ENERGIZED REFER ALSO TO 3ECTION
4HIS CONDITION CANNOT OCCUR STEADILY IE OVER A CER
TAIN TIME AS LONG AS THE TRIP CIRCUIT IS OPERATING COR
RECTLY )T CAN ONLY OCCUR FOR A SHORT TIME DURING THE OP
ERATION OF THE CIRCUIT BREAKER 4HEREFORE ALARM IS GIV
EN IF THIS CONDITION LASTS FOR A TIME WHICH CORRE
SPONDS TO THREE MEASUREMENT REPETITIONS
%NERGIZE THE BINARY INPUTS ONE AFTER THE OTHER THE
FAULT INDICATION DISAPPEARS AS LONG AS ONE BINARY IN
PUT IS ENERGIZED AND REAPPEARS A SHORT TIME AFTER
BOTH INPUTS ARE DE ENERGIZED
7HEN BOTH CONTROL VOLTAGES ARE SWITCHED OFF THE AN
NUNCIATION
&AILURE 4#
IE TRIP CIRCUIT INTER
RUPTED NOT ALLOCATED AT DELIVERY APPEARS AFTER
MS TO MS
4RIP CIRCUIT SUPERVISION WITH ONE BINARY
INPUT
)N ACCORDANCE WITH THE TASK OF THIS OPERATION MODE
OF THE TRIP CIRCUIT SUPERVISION THE TRIP CIRCUIT IS AS
SUMED TO BE DISTURBED WHEN THE BINARY INPUT IS NOT
ENERGIZED REFER ALSO TO 3ECTION 4HIS CONDI
TION CANNOT OCCUR STEADILY IE OVER A CERTAIN TIME AS
LONG AS THE TRIP CIRCUIT IS OPERATING CORRECTLY )T CAN
ONLY OCCUR FOR A SHORT TIME DURING WHICH THE TRIP RELAY
OF THE PROTECTION DEVICE IS CLOSED 4HEREFORE ALARM
IS GIVEN IF THIS CONDITION LASTS FOR A TIME WHICH SHOULD
BE LONGER THAN THE DURATION OF A TRIP COMMAND OF THE
DEVICE
%NERGIZE THE BINARY INPUT THE FAULT INDICATION DISAP
PEARS
7HEN THE CONTROL VOLTAGE IS SWITCHED OFF THE ANNUN
CIATION
&AILURE 4#
NOT ALLOCATED AT DELIVERY AP
PEARS AFTER APPROXIMATELY TO TIMES THE SETTING
VALUE 4 &!), 4# ADDRESS IE AFTER TO S WITH
THE PRESETTING
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