3*
#ONTENTS
6
# ' #
4ESTING AND COMMISSIONING
'ENERAL
4ESTING THE HIGH SET OVERCURRENT TIME PROTECTION STAGES ) )
%
4ESTING THE DEFINITE TIME OVERCURRENT TIME PROTECTION STAGES ) )
%
4ESTING THE INVERSE TIME OVERCURRENT TIME PROTECTION STAGES )
P
)
%P
4ESTING THE DIRECTIONAL OVERCURRENT TIME PROTECTION IF AVAILABLE
4ESTING THE VOLTAGE PROTECTION FUNCTIONS
4ESTING THE UNBALANCED LOAD PROTECTION IF AVAILABLE
4ESTING THE START UP TIME SUPERVISION IF AVAILABLE
4ESTING THE THERMAL OVERLOAD PROTECTION
4ESTING THE MOTOR RESTART LOCKOUT
4ESTING THE EARTH FAULT DETECTION
4ESTING THE AUTO RECLOSE FUNCTIONS IF AVAILABLE
4ESTING THE TRIP CIRCUIT SUPERVISION IF AVAILABLE
4RIP CIRCUIT SUPERVISION WITH TWO BINARY INPUTS
4RIP CIRCUIT SUPERVISION WITH ONE BINARY INPUT
4ESTING THE CIRCUIT BREAKER FAILURE PROTECTION
4ESTING THE SWITCHING DEVICE CONTROL
#OMMISSIONING USING PRIMARY TESTS
#URRENT VOLTAGE AND PHASE SEQUENCE CHECKS
$IRECTION CHECK WITH LOAD CURRENT
$IRECTION CHECK FOR DIRECTIONAL EARTH FAULT PROTECTION IF AVAILABLE
%ARTH FAULT CHECKS FOR NON EARTHED SYSTEMS
$IRECTION CHECK FOR EARTHED SYSTEMS
#HECKING THE REVERSE INTERLOCK SCHEME IF USED
#HECKING THE CIRCUIT BREAKER FAILURE PROTECTION
4RIPPING TEST INCLUDING CIRCUIT BREAKER
42)0 #,/3% TEST CYCLE
ADDRESS BLOCK
,IVE TRIPPING OF THE CIRCUIT BREAKER
ADDRESS BLOCK
3TARTING A TEST FAULT RECORD
ADDRESS BLOCK
0UTTING THE RELAY INTO OPERATION
-AINTENANCE AND FAULT TRACING
2OUTINE CHECKS
2EPLACING THE BACK UP BATTERY
&AULT TRACING
2EPLACING THE MINI FUSE
2EPAIRS
3TORAGE
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