/PERATING INSTRUCTIONS
3*
6
# ' #
#ONTROL OF SWITCHING DEVICES
! CONTROL FUNCTION IS INCORPORATED IN 3)02/4%#
3* WHICH PERMITS THE CLOSING AND TRIPPING OF
CIRCUIT BREAKERS BY SEPARATE OPERATING ELEMENTS IN
THE RELAY 4HE MOMENTARY SWITCHING STATE OF ALL
SWITCHING DEVICES OF THE FEEDER IS SHOWN IN A FEEDER
MIMIC DIAGRAM AT THE INTEGRATED GRAPHICAL DISPLAY IN
THE RELAY S FRONT PLATE /UT OF A LARGE NUMBER OF
FEEDER MIMIC DIAGRAMS SEE ANNEX % THE SUITABLE
ONE FOR THE SWITCHGEAR WAS SELECTED DURING THE CON
FIGURATION REFER 3ECTION
!LL BREAKER AND DISCONNECTOR STATE FEEDBACK SIGNALS
ARE MONITORED FOR PLAUSIBILITY )F NEITHER THE CHECK
BACK SIGNAL /. NOR /&& IS RECEIVED FROM A SWITCHING
DEVICE 1NN A FAILURE INDICATION EG
ERR#" POS
1NN
IS SENT AFTER A PARAMETERIZED TIME 4HE SWITCH
ING DEVICE HAS TO BE IN ONE OF THE TWO POSITIONS EX
CEPT FOR THE INSTANT WHEN SWITCHING IS PERFORMED )N
PARALLEL TO THE INDIVIDUAL FAILURE INDICATION A COLLECTIVE
ALARM
ERR#"$# POS
IS CREATED WITH THE FIRST IN
DICATION WHICH IS GIVEN 4HIS SIGNAL DISAPPEARS WHEN
ALL SWITCHING DEVICES HAVE AGAIN RESUMED A DEFINED
STATE
0ICK UP OF THE MONITORING OF THE FEEDBACK SIGNAL
DOES NOT CREATE AN ALARM AS LONG AS THE SWITCHING
COMMAND IS UNDER EXECUTION
4HE PRESENTATION OF THE FEEDER MIMIC DIAGRAM IN THE
GRAPHICAL DISPLAY IS BASED ON THE SO CALLED BASIC
DIAGRAM SEE EXAMPLE IN &IGURE IN WHICH THE
MOMENTARY SWITCHING DEVICE STATES ARE DEPICTED
&ROM THE UTILIZED SYMBOLS THE TYPE OF SWITCHING DE
VICE DISCONNECTOR OR CIRCUIT BREAKER AND THE SWITCH
ING STATE CLOSED OPEN FAULTY CAN BE RECOGNIZED
4HE CONTROL OF THE SWITCHING DEVICES CAN BE EFFECTED
IN THE 3* FROM FOUR COMMAND SOURCES
LOCAL OPERATION VIA THE INTEGRATED KEYPAD
BINARY INPUTS MANUAL CLOSE MANUAL TRIP
REMOTE CONTROL VIA THE SYSTEM INTERFACE
OPERATION VIA THE 0# INTERFACE AND PROGRAM
$)'3)
Q
TYPE OF SWITCHING DEVICE
SYMBOL FOR THE SWITCHING DEVICE AND STATE
CLOSED
OPEN INTERM
STATE
SET FLASHL
ISOLATOR SWITCH
CIRCUIT BREAKER
#/.42/, ,/#!,
DISCONNECTOR CLOSED
EARTHING SWITCH OPEN
CIRCUIT BREAKER CLOSED
BAR INDICATION OF THE HIGHEST PHASE CURRENT
WHEN THE LIMIT IS EXCEEDED AT THE END
OF THE BAR THE SYMBOL IS SHOWN
INDICATOR OF RELEASED COMMAND SOURCE
SELECTED
FINAL STATE
FLASHING
)MAX
v
&IG
%XAMPLE FOR A BASIC DIAGRAM AND EXPLANATION OF THE SYMBOLS FOR SWITCHES
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