GE Multilin 489

I–2 469 MOTOR MANAGEMENT RELAY – INSTRUCTION MANUAL
INDEX
CASE...........................................................................................................2-15, 3-1
CAUSE OF EVENTS TABLE ...............................................................................6-29
CERTIFICATIONS ..............................................................................................2-15
CHANGING SETPOINTS .....................................................................................1-9
CLEAR DATA .....................................................................................................5-16
CLOCK ...................................................................................................... 5-13, 6-15
COMM PORT MONITOR ................................................................................. 5-104
COMMUNICATIONS
monitoring ..................................................................................................... 5-104
RS232 ............................................................................................ 4-11, 4-15, 4-17
RS485 ............................................................................................ 4-12, 4-15, 4-17
setpoints..........................................................................................................5-12
specifications ..................................................................................................2-14
wiring......................................................................................................4-11, 4-12
CONTROL FEATURES .........................................................................................5-6
CONTROL POWER ............................................................................................3-10
COOLING ..........................................................................................................5-85
COOLING TIME CONSTANTS...........................................................................5-85
CORE BALANCE................................................................................................3-12
CT RATIO...........................................................................................................5-18
CTs
burden ...............................................................................................................2-6
ground fault.................................................................................................... A-13
phase.............................................................................................................. A-13
setpoints..........................................................................................................5-18
withstand...........................................................................................................2-6
CURRENT ACCURACY TEST...............................................................................7-4
CURRENT DEMAND..........................................................................................5-93
CURRENT INPUTS ..............................................................................................2-7
CURRENT METERING .......................................................................................6-16
CURRENT SENSING..........................................................................................5-18
CURVES
see OVERLOAD CURVES
CUSTOM OVERLOAD CURVE...........................................................................5-76
D
DEFAULT MESSAGES ..................................................................... 5-10, 5-14, 5-15
DEFINITE TIME CURVE........................................................................... 5-32, A-19
DEMAND DATA.................................................................................................5-23
DEMAND METERING ...................................................................... 2-12, 5-93, 6-20
DEMAND PERIOD .............................................................................................5-94
DESCRIPTION .....................................................................................................2-1
DEVICE NUMBERS..............................................................................................2-2
DIAGNOSTIC MESSAGES .................................................................................6-32
DIELECTRIC STRENGTH
specifications ..................................................................................................2-14
testing .............................................................................................................3-18
DIFFERENTIAL CURRENT ACCURACY TEST .....................................................7-5
DIGITAL COUNTER ...........................................................................................5-23
DIGITAL INPUTS ...............................................................................................3-14
actual values ...................................................................................................6-15
dual setpoints..................................................................................................5-24
field-breaker discrepancy ...............................................................................5-26
general input ...................................................................................................5-22
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