GE 469 Instruction Manual page 321

CHAPTER I:
469 MOTOR MANAGEMENT RELAY – INSTRUCTION MANUAL
specifications ................................................................................................................... 2-13
BEARING RTD
......................................................................................................... 5-70
BEARING RTD TRIPS
....................................................................................................... 6-30
BLOCK START
...................................................................................................................... 5-7
C
CALIBRATION DATE
........................................................................................................ 6-36
CAPTURE TRACE
.............................................................................................................. 5-32
CASE
..................................................................................................................................... 2-15
CAUSE OF EVENTS TABLE
CERTIFICATIONS
.............................................................................................................. 2-14
CHANGING PASSCODE
.................................................................................................... 5-8
CHANGING SETPOINTS
CLEAR DATA
...................................................................................................................... 5-15
CLOCK
....................................................................................................................... 5-13
COMM PORT MONITOR
COMMUNICATIONS
clear buffers ................................................................................................................... 5-102
control ............................................................................................................................... 5-20
monitoring ...................................................................................................................... 5-102
RS232 ........................................................................................................... 4-11
RS485 ................................................................................................. 3-24
setpoints ................................................................................................... 5-10
specifications ................................................................................................................... 2-13
wiring ...................................................................................................................... 4-11
CONTACTOR, ALTERNATE WIRING
CONTROL POWER
connection diagram ...........................................................................................................3-12
description ........................................................................................................................ 3-12
COOL TIME CONSTANTS
CORE BALANCE
................................................................................................................ 5-18
CORE BALANCE GROUND CT
connection .............................................................................................................................3-15
method .............................................................................................................................. 3-16
CTs
differential ........................................................................................................................ 3-16
ground ......................................................................................................... 3-13
phase ............................................................................................................. 3-13
phasors .............................................................................................................................. 6-19
see CURRENT TRANSFORMER
CURRENT DEMAND
.............................................................................................. 5-87
CURRENT METERING
...................................................................................................... 6-11
CURRENT SENSING
......................................................................................................... 5-17
CURRENT TRANSFORMERS
see CTs ................................................................................................................................. A-6
CURRENT UNBALANCE
actual value ...................................................................................................................... 6-11
event record ..................................................................................................................... 6-33
pre-trip value ..................................................................................................................... 6-5
setpoints ........................................................................................................................... 5-62
specifications ..................................................................................................................... 2-8
trip counter ....................................................................................................................... 6-30
CUSTOM OVERLOAD CURVES
description ........................................................................................................................ 5-43
example ............................................................................................................................. 5-45
............................................................................................ 6-34
................................................................................................... 1-9
............................................................................................... 5-102
........................................................................... 3-24
............................................................... 5-38
5-73
,
6-10
,
4-16 4-18
, ,
4-12 4-16 4-18
, , ,
5-20 5-102
, ,
4-12
,
5-55 5-57 5-67
, , ,
3-14 5-17
, ,
5-17 A-7
, ,
6-15
,
I–3