GE MOTOR MANAGEMENT RELAY 469 Instruction Manual page 310

short circuit ..............................................................7-13
unbalance ................................................................7-11
voltage input accuracy ............................................... 7-2
voltage phase reversal .............................................7-12
THERMAL CAPACITY ALARM ....................................4-28
THERMAL CAPACITY USED ....... 4-28, 4-44, 4-54, 5-2, 5-5
THERMAL CAPACITY USED ALGORITHM ..................4-31
THERMAL CAPACITY USED MARGIN ........................4-54
THERMAL CAPACITY USED, LEARNED .....................5-17
THERMAL LIMIT CURVES ..........................................4-27
THERMAL LIMITS
description ...............................................................4-26
high inertial load .......................................................4-36
THERMAL LIMITS FOR HIGH INERTIAL LOAD ...........4-36
THERMAL MODEL
cooling .....................................................................4-43
curve selection .........................................................4-28
description ...............................................................4-28
setpoints ..................................................................4-28
specifications ............................................................ 1-6
THERMAL MODEL COOLING .....................................4-43
TIME ............................................................ 4-6, 5-8, 5-29
TIME BETWEEN STARTS ......................... 4-16, 4-55, 5-22
TIME OF EVENT ........................................................5-23
TIME SYNCHRONIZATION .......................................... 4-6
TIME-CURRENT CURVES ..........................................4-27
TIMERS .....................................................................5-22
TIMING ....................................................................... 6-3
TORQUE
alarm .......................................................................5-12
event record .............................................................5-23
metering ..................................................................4-71
overtorque ...............................................................4-71
setup .......................................................................4-71
specifications ............................................................ 1-8
TORQUE ALARM MESSAGE ......................................5-12
TORQUE SETUP ........................................................4-71
TRACE MEMORY ........................................................ 4-5
TRENDING ........................................................ 8-11, 8-12
TRIP COIL SUPERVISION ............ 1-5, 4-72, 4-73, 5-8, 7-6
TRIP COUNTER
actual values ................................................... 5-20, 5-21
clearing ..................................................................... 4-9
setpoints ..................................................................4-72
TRIP RELAY
see R1 TRIP RELAY
TRIP TIME ON OVERLOAD ......................................... 5-2
TRIPS ......................................................................... 4-1
TROUBLESHOOTING .................................................8-17
TWO-PHASE CT CONFIGURATION ............................. B-1
TWO-SPEED MOTOR
acceleration .............................................................4-91
assignable input 4 ....................................................4-17
description ...............................................................4-88
enabling ...................................................................4-11
setup .......................................................................4-88
undercurrent ............................................................4-90
wiring diagram ..........................................................2-21
TYPE TESTS ............................................................... 1-9
TYPICAL APPLICATIONS ............................................ 1-1
TYPICAL WIRING
description ................................................................ 2-9
wiring diagram ........................................................... 2-8
viii
INDEX
U
UNBALANCE
actual values ..............................................................5-9
event record ............................................................. 5-23
pre-trip value .............................................................5-3
setpoints .................................................................. 4-49
specifications .............................................................1-7
testing ..................................................................... 7-11
three-phase example ................................................ 7-11
trip counter .............................................................. 5-20
UNBALANCE BIAS ............................................ 4-28, 4-42
UNDERCURRENT
setpoints .................................................................. 4-48
setpoints for 2-speed motor ...................................... 4-90
specifications .............................................................1-6
trip counter .............................................................. 5-20
UNDERFREQUENCY
setpoints .................................................................. 4-65
specifications .............................................................1-7
UNDERPOWER .......................................................... 4-69
UNDERPOWER TRIPS ............................................... 5-21
UNDERVOLTAGE
setpoints .................................................................. 4-63
specifications .............................................................1-7
trip counter .............................................................. 5-20
UNIT IDENTIFICATION LABEL .....................................2-2
UPGRADING FIRMWARE .............................................8-6
UPGRADING PC SOFTWARE ......................... 8-1, 8-2, 8-3
USER DEFINABLE MEMORY MAP .............................. 6-16
V
VARIABLE FREQUENCY DRIVES ............................... 4-13
VIBRATION ................................................................ 2-14
VIBRATION SWITCH ....................................................1-8
VIBRATION SWITCH ALARM ...................................... 4-20
VIBRATION SWITCH TRIP ......................................... 4-20
VOLTAGE DEPENDENT OVERLOAD
acceleration curves .................................................. 4-38
accleration curves .................................................... 4-38
curves ..................................................................... 4-35
custom curves .......................................................... 4-37
description ............................................. 4-31, 4-35, 4-39
protection curves .................................... 4-39, 4-40, 4-41
safe stall curve ......................................................... 4-39
VOLTAGE INPUT ACCURACY TEST .............................7-2
VOLTAGE INPUTS
description ............................................................... 2-13
specifications .............................................................1-5
wye VT connection ................................................... 2-13
VOLTAGE METERING ................................................ 5-11
VOLTAGE PHASE REVERSAL
see PHASE REVERSAL
VOLTAGE PHASE REVERSAL TEST .......................... 7-12
VOLTAGE SENSING
setpoints .................................................................. 4-12
VOLTAGE TRANSFORMER
see VTs
VOLTAGE TRANSFORMER RATIO ............................. 4-12
VT CONNECTION TYPE ............................................. 4-12
VT RATIO .................................................................. 4-12
469 Motor Management Relay
GE Power Management