GE Multilin 489

TOC–VI 489 GENERATOR MANAGEMENT RELAY – INSTRUCTION MANUAL
TABLE OF CONTENTS
BACKGROUND ...................................................................................................................... A-8
S
TATOR DIFFERENTIAL LOGIC ............................................................................................A-9
CURRENT TRANSFORMERS .......................................................................................................... A-11
G
ROUND FAULT CTS FOR 50:0.025 A CT .................................................................... A-11
G
ROUND FAULT CTS FOR 5A SECONDARY CT ............................................................. A-13
P
HASE CTS ...........................................................................................................................A-13
TIME OVERCURRENT CURVES .................................................................................................... A-15
ANSI C
URVES ...................................................................................................................... A-15
D
EFINITE TIME CURVES ...................................................................................................... A-19
IAC C
URVES .........................................................................................................................A-20
IEC C
URVES ......................................................................................................................... A-24
REVISION HISTORY .......................................................................................................................... A-27
C
HANGE NOTES ................................................................................................................... A-27
C
HANGES TO THE 489 MANUAL ...................................................................................... A-27
EU DECLARATION OF CONFORMITY ........................................................................................ A-30
EU D
ECLARATION OF CONFORMITY ................................................................................A-30
WARRANTY ......................................................................................................................................... A-31
GE M
ULTILIN WARRANTY .................................................................................................. A-31
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