GE 469 Instruction Manual page 259

TRIPS .................................................................... 5-5
TWO-PHASE CT CONFIGURATION ................................ 8-1
TWO-SPEED MOTOR
acceleration ....................................................... 5-92
assignable input 4 ............................................... 5-21
description ......................................................... 5-88
enabling ............................................................ 5-14
setup ................................................................ 5-88
undercurrent ...................................................... 5-92
wiring diagram ............................................................3-24
TYPICAL APPLICATIONS ............................................ 2-2
TYPICAL WIRING
description ......................................................... 3-10
wiring diagram ..............................................................3-9
U
UNBALANCE
actual values ........................................................ 6-9
event record ....................................................... 6-27
pre-trip value ....................................................... 6-5
setpoints ........................................................... 5-52
specifications ........................................................ 2-6
testing ................................................................ 7-9
three-phase example ............................................. 7-9
trip counter ........................................................ 6-25
UNBALANCE BIAS .......................................... 5-31
UNDERCURRENT
setpoints ........................................................... 5-51
setpoints for 2-speed motor .................................. 5-92
specifications ........................................................ 2-7
trip counter ........................................................ 6-25
UNDERFREQUENCY
setpoints ........................................................... 5-67
specifications ........................................................ 2-6
UNDERPOWER ....................................................... 5-71
UNDERPOWER TRIPS .............................................. 6-25
UNDERVOLTAGE
setpoints ........................................................... 5-64
specifications ........................................................ 2-7
trip counter ........................................................ 6-25
UNPACKING THE RELAY ............................................ 1-1
UPGRADING FIRMWARE .......................................... 4-22
V
VARIABLE FREQUENCY DRIVES ................................ 5-16
VIBRATION ........................................................... 3-16
VIBRATION SWITCH ................................................. 2-8
VIBRATION SWITCH ALARM ..................................... 5-24
VIBRATION SWITCH TRIP ........................................ 5-24
VOLTAGE DEPENDENT OVERLOAD
acceleration curves ...................................... 5-41
curves ............................................................... 5-38
custom curves ............................................ 5-41
description ......................................... 5-32
protection curves ................................ 5-43
safe stall curve ................................................... 5-43
VOLTAGE INPUT ACCURACY TEST ............................... 7-3
VOLTAGE INPUTS
description ......................................................... 3-15
specifications ........................................................ 2-5
wye VT connection ......................................................3-16
VOLTAGE METERING .............................................. 6-10
VOLTAGE PHASE REVERSAL
see PHASE REVERSAL
VOLTAGE PHASE REVERSAL TEST ............................. 7-10
VOLTAGE SENSING
setpoints ........................................................... 5-15
VOLTAGE TRANSFORMER
see VTs
VOLTAGE TRANSFORMER RATIO ............................... 5-15
VT CONNECTION TYPE ............................................ 5-15
VT RATIO ............................................................. 5-15
VTs
3-phase open delta .............................................. 6-18
GE Multilin
3-phase wye ...................................................... 6-21
connection type .................................................. 5-15
open delta ......................................................... 3-15
phasors ............................................................. 6-15
see VOLTAGE TRANSFORMER
single VT operation .............................................. 5-15
wye .................................................................. 3-15
W
WARRANTY ............................................................. 8-8
WAVEFORM CAPTURE
capture trace ...................................................... 5-27
trace memory buffers ............................................. 5-8
trace memory trigger ............................................. 5-8
WEBSITE ............................................................... 1-1
WITHDRAWAL ......................................................... 3-4
WYE VTs .............................................................. 3-15
Z
ZERO-SEQUENCE ........................................... 3-12
5-45
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5-42
,
5-42
,
5-38 5-43
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5-44 5-45
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http://www.GEindustrial.com/multilin
469
Motor Management Relay
5-14
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