Siemens 7VK512

/PERATING INSTRUCTIONS6+
6

#
' #
 4ESTING AND COMMISSIONING
 'ENERAL
0REREQUISITE FOR COMMISSIONING IS THE COMPLETION OF
THE PREPARATION PROCEDURES DETAILED IN #HAPTER 
(AZARDOUS VOLTAGES ARE PRESENT IN THIS
ELECTRICAL EQUIPMENT DURING OPERATION
.ON
OBSERVANCE OF THE SAFETY RULES CAN
RESULT IN SEVERE PERSONAL INJURY OR PROPER
TY DAMAGE
/NLY QUALIFIED PERSONNEL SHALL WORK ON
AND AROUND THIS EQUIPMENT AFTER BECOM
ING THOROUGHLY FAMILIAR WITH ALL WARNINGS
AND SAFETY NOTICES OF THIS MANUAL AS WELL
AS WITH THE APPLICABLE SAFETY REGULATIONS
0ARTICULAR ATTENTION MUST BE DRAWN TO THE
FOLLOWING
! 4HE EARTHING SCREW OF THE DEVICE
MUST BE CONNECTED SOLIDLY TO THE
PROTECTIVE EARTH CONDUCTOR BEFORE
ANY OTHER CONNECTION IS MADE
! (AZARDOUS VOLTAGES CAN BE PRESENT
ON ALL CIRCUITS AND COMPONENTS CON
NECTED TO THE SUPPLY VOLTAGE OR TO THE
MEASURING AND TEST QUANTITIES
! (AZARDOUS VOLTAGES CAN BE PRESENT
IN THE DEVICE EVEN AFTER DISCONNEC
TION OF THE SUPPLY VOLTAGE STORAGE
CAPACITORS
! 4HE LIMIT VALUES GIVEN IN THE 4ECHNI
CAL DATA 3ECTION  MUST NOT BE EX
CEEDED AT ALL NOT EVEN DURING TESTING
AND COMMISSIONING

7ARNING
7HEN TESTING THE UNIT WITH A SECONDARY INJECTION TEST
SET IT MUST BE ENSURED THAT NO OTHER MEASURED VAL
UES ARE CONNECTED AND THAT THE CLOSING LEADS TO THE
CIRCUIT BREAKER CLOSING COILS HAVE BEEN INTERRUPTED
)T IS RECOMMENDED THAT THE ACTUAL SETTINGS FOR THE
RELAY BE USED FOR THE TESTING PROCEDURE )F THESE VAL
UES ARE NOT YET AVAILABLE TEST THE RELAY WITH THE FAC
TORY SETTINGS )N THE FOLLOWING DESCRIPTION OF THE TEST
SEQUENCE THE PRESET SETTINGS ARE ASSUMED UNLESS
OTHERWISE NOTED
&OR THE FUNCTIONAL TEST A SINGLE
PHASE VOLTAGE
SOURCE SUFFICIENT
./4% 4HE ACCURACY WHICH CAN BE ACHIEVED DURING
TESTING DEPENDS ON THE ACCURACY OF THE TESTING
EQUIPMENT 4HE ACCURACY VALUES SPECIFIED IN THE
4ECHNICAL DATA CAN ONLY BE REPRODUCED UNDER THE
REFERENCE CONDITIONS SET DOWN IN )%#  RESP 6$%
PART  AND WITH THE USE OF PRECISION MEASUR
ING INSTRUMENTS 4HE TESTS ARE THEREFORE TO BE LOOKED
UPON PURELY AS FUNCTIONAL TESTS
$URING ALL THE TESTS IT IS IMPORTANT TO ENSURE THAT THE
CORRECT COMMAND TRIP CONTACTS CLOSE THAT THE
PROPER INDICATIONS APPEAR AT THE ,%$S AND THE OUT
PUT RELAYS FOR REMOTE SIGNALLING )F THE RELAY IS CON
NECTED TO A CENTRAL MEMORY DEVICE VIA THE SERIAL IN
TERFACE CORRECT COMMUNICATION BETWEEN THE RELAY
AND THE MASTER STATION MUST BE CHECKED
!FTER TESTS WHICH CAUSE ,%$ INDICATIONS TO APPEAR
THESE SHOULD BE RESET AT LEAST ONCE BY EACH OF THE
POSSIBLE METHODS THE RESET BUTTON ON THE FRONT PLATE
AND VIA THE REMOTE RESET RELAY SEE CONNECTION DIA
GRAMS !PPENDIX ! )F THE RESET FUNCTIONS HAVE BEEN
TESTED RESETTING THE STORED INDICATIONS IS NO MORE
NECESSARY AS THEY ARE ERASED AUTOMATICALLY WITH
EACH NEW PICK
UP OF THE RELAY AND REPLACED BY THE
NEW ANNUNCIATIONS