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6%
)NSTALLATION INSTRUCTIONS
6
# ' #
3IMILARLY THE CONTROL COMMANDS BETWEEN THE DEVICE
AND VARIOUS SELECTED LOCATIONS MUST BE INSTALLED
SUCH THAT AT LAST EQUAL LONGITUDINAL VOLTAGES SHOULD
BE INDUCED INTO TWO RESPECTIVE CORES OF A CONDUCTOR
LOOP %ACH CONTROL CABLE MUST INCORPORATE AT LEAST
ONE RETURN CONDUCTOR THE REMAINING CONTROL CORES
SHOULD BE ARRANGED SYMMETRICALLY AROUND THIS RE
TURN CONDUCTOR #ONDUCTORS NOT USE SHOULD BE
EARTHED AT BOTH ENDS TO INCREASE SCREENING EFFECT
#HECKING THE CONNECTIONS
7ARNING
3OME OF THE FOLLOWING TEST STEPS ARE CARRIED
OUT IN PRESENCE OF HAZARDOUS VOLTAGES
4HEY SHALL BE PERFORMED BY QUALIFIED PER
SONNEL ONLY WHICH IS THOROUGHLY FAMILIAR
WITH ALL SAFETY REGULATIONS AND PRECAUTION
ARY MEASURES AND PAY DUE ATTENTION TO
THEM
.ON OBSERVANCE CAN RESULT IN SEVERE PER
SONAL INJURY
"EFORE INITIAL ENERGIZATION WITH SUPPLY VOLTAGE THE
RELAY SHALL BE SITUATED IN THE OPERATING AREA FOR AT
LEAST TWO HOURS IN ORDER TO ENSURE TEMPERATURE
EQUALIZATION AND TO AVOID HUMIDITY INFLUENCES AND
CONDENSATION
3WITCH OFF THE CIRCUIT BREAKERS FOR THE DC SUPPLY
AND THE VOLTAGE TRANSFORMER CIRCUITS
#HECK THE CONTINUITY OF ALL THE VOLTAGE TRANSFORMER
CIRCUITS AGAINST THE PLANT AND CONNECTION DIA
GRAMS
C
!RE THE VOLTAGE TRANSFORMERS CORRECTLY EARTHED
C
!RE THE POLARITIES OF THE VOLTAGE TRANSFORMER CIR
CUITS CORRECT
C
)S THE ASSIGNMENT OF THE VOLTAGE TRANSFORMERS
CORRECT VOLTAGES 5 5
C
)S THE ASSIGNMENT OF THE CONTROL COMMANDS
DECREASEINCREASE FREQUENCY OR VOLTAGE COR
RECT APPLICABLE FOR 6% ONLY
!TTENTION
)F MORE THAN ONE SYNCHRONIZING LOCA
TION IS USED IT IS MOST IMPORTANT TO CHECK THAT THE
ASSIGNMENT OF MEASURED VOLTAGES CLOSING COM
MAND PARAMETER BLOCK SELECTION AND IF APPLICA
BLE THE CONTROL COMMANDS FOR EACH SELECTABLE LO
CATION IS CORRECT
%NSURE THAT THE MINIATURE SLIDE SWITCH ON THE FRONT
PLATE IS IN THE /&&
e
w
POSITION REFER &IGURE
OR
&IT A DC AMMETER IN THE AUXILIARY POWER CIRCUIT
RANGE APPROX ! TO !
#LOSE THE BATTERY SUPPLY CIRCUIT BREAKER CHECK
POLARITY AND MAGNITUDE OF VOLTAGE AT THE TERMINALS
OF THE UNIT OR AT THE CONNECTOR MODULE
4HE MEASURED CURRENT CONSUMPTION SHOULD BE IN
SIGNIFICANT 4RANSIENT MOVEMENT OF THE AMMETER
POINTER ONLY INDICATES THE CHARGING CURRENT OF THE
STORAGE CAPACITORS
0UT THE MINIATURE SLIDE SWITCH OF THE FRONT PLATE IN
THE /. POSITION
4HE UNIT STARTS UP AND ON
COMPLETION OF THE RUN UP PERIOD THE GREEN ,%$
ON THE FRONT COMES ON THE RED ,%$ GETS OFF AFTER AT
LAST SEC
/PEN THE CIRCUIT BREAKER FOR THE DC POWER SUPPLY
2EMOVE DC AMMETER RECONNECT THE AUXILIARY
VOLTAGE LEADS
#HECK THROUGH THE CLOSING CIRCUITS TO THE CIRCUIT
BREAKERS %NSURE THAT THE CONTACTS OF THE TWO
CLOSE RELAYS ARE CONNECTED IN SERIES
#HECK THROUGH THE CONTROL WIRING TO AND FROM OTH
ER DEVICES
)F THE MODEL 6% IS USED FOR SEVERAL SE
LECTABLE SYNCHRONIZING LOCATIONS AND THE
CONTROL COMMANDS SHOULD BE GIVEN BEFORE
THE START TO PARALLEL SIGNAL REFER TO 3EC
TION ADDRESS FOR FREQUENCY BA
LANCER 3ECTION ADDRESS FOR THE
VOLTAGE BALANCER IT MUST BE ENSURED THAT
THE DEVICE IS NOT SWITCHED TO ITS SUPPLY VOLT
AGE BEFORE THE MEASURED VOLTAGES AND
CONTROL LEADS ARE SWITCHED TO THE RESPEC
TIVE LOCATION 4HIS IS TO ENSURE THAT THE CON
TROL COMMANDS ARE ALWAYS GIVEN TO THE COR
RECT SYNCHRONIZING LOCATION
)T IS REASONABLE THAT CONNECTION OF THE SUP
PLY VOLTAGE IS COUPLED WITH THE SELECTION OF
THE LOCATION ON THE SELECTOR SWITCH
7ARNING
FOR 6%
)F ONLY ONE SYNCHRONIZING LOCATION IS USED CON
NECTION OF THE MEASURED VOLTAGES AND THE CONTROL
COMMAND CAN BE FIXED
#HECK THE SIGNAL CIRCUITS
2ECLOSE THE PROTECTIVE MCB S
Содержание 7VE51
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