GE MI-869 Instruction Manual page 470

Motor protection system/motor protection, control and management
Table of Contents

Advertisement

FLEXLOGIC
ELEMENT
OPERANDS
Motor Thermal Model
Thermal PKP
Thermal Trip OP
Thermal Alarm OP
Emergency Restart
Emrg Restart Alarm
Motor Starting
Motor Running
Motor Overload
Motor Tripped
Neutral TOC
Ntrl TOC 1 PKP
Ntrl TOC 1 OP
Neutral IOC
Ntrl IOC 1 PKP
Ntrl IOC 1 OP
Ntrl IOC 2
Neutral Directional OC
Ntrl Dir OC FWD
Ntrl Dir OC REV
Neutral OV
Ntrl OV 1 PKP
Ntrl OV 1 OP
Negative Sequence OV
NegSeq OV 1 PKP
NegSeq OV 1 OP
Negative Sequence IOC
NegSeq IOC 1 PKP
NegSeq IOC 1 OP
Non-Volatile Latch 1 to 16 NV Latch 1 ON
NV Latch 1 OFF
Any PKP
Any OP
Any Trip
Any Alarm
NV Latch 2 to 16
OverFrequency
Overfreq 1 PKP
Overfreq 1 OP
Overfreq 2
Out of Step
OOS OP
OOS Lft Bld PKP
OOS Rgt Bld PKP
OOS Timer PKP
Overload Alarm
Overload Alarm PKP
Overload Alarm OP
Percent Differential
Percent Diff PKP A
Percent Diff PKP B
Percent Diff PKP C
Percent Diff PKP
Percent Diff Sat A
Percent Diff Sat B
Percent Diff Sat C
Percent Diff Dir A
Percent Diff Dir B
Percent Diff Dir C
Percent Diff OP A
Percent Diff OP B
Percent Diff OP C
Percent Diff OP
Percent Diff Warn
Phase TOC
Ph TOC 1 PKP A
Ph TOC 1 PKP B
Ph TOC 1 PKP C
Ph TOC 1 PKP
Ph TOC 1 OP A
Ph TOC 1 OP B
Ph TOC 1 OP C
Ph TOC 1 OP
Ph TOC 2
4–352
Motor Stopped
EVENT DESCRIPTION
The thermal model element has picked up
The thermal model trip element has operated
The thermal model alarm element has operated
Emergency restart command initiated
Emergency restart alarm is initiated
The motor is stopped
The motor is starting
The motor is running
A motor overload condition has occurred
The motor is tripped
Neutral time overcurrent 1 has picked up
Neutral time overcurrent 1 has operated
Neutral IOC 1 has picked up
Neutral IOC 1 has operated
The same set of operands as per Neutral IOC 1
Neutral directional overcurrent forward has operated
Neutral directional overcurrent reverse has operated
Neutral overvoltage element 1 has picked up
Neutral overvoltage element 1 has operated
Negative-sequence overvoltage element 1 has picked up
Negative-sequence overvoltage element 1 has operated
Negative Sequence IOC has picked up
Negative Sequence IOC 1 has operated
The output of non-volatile latch 1 is On
The output of non-volatile latch 1 is Off
Any enabled protection or control element pickup
Any enabled protection or control element operated
Any operated element with Function selected as "Trip"
Any operated element with Function selected as "Alarm"
The same set of operands as per Non-Volatile Latch 1
Overfrequency 1 has picked up
Overfrequency 1 has operated
The same set of operands as per Overfreq 1
Out-of-step tripping element operated
Positive-sequence impedance in mho and left blinder characteristic
Positive-sequence impedance in mho and right blinder characteristic
Out-of-step timer picked up
Overload alarm has picked up.
Overload alarm has operated.
Percent A differential has picked up
Percent B differential has picked up
Percent C differential has picked up
At least one Percent differential element has picked up
Saturation detected in stator phase A
Saturation detected in stator phase B
Saturation detected in stator phase C
Phase A direction indicates an internal fault
Phase B direction indicates an internal fault
Phase C direction indicates an internal fault
Phase A differential has operated
Phase B differential has operated
Phase C differential has operated
At least one Percent differential element has operated
Percent differential current exceeded 0.5 x PKP for 10s
Phase A of phase time overcurrent 1 has picked up
Phase B of phase time overcurrent 1 has picked up
Phase C of phase time overcurrent 1 has picked up
At least one phase of phase time overcurrent 1 has picked up
Phase A of phase time overcurrent 1 has operated
Phase B of phase time overcurrent 1 has operated
Phase C of phase time overcurrent 1 has operated
At least one phase of phase time overcurrent 1 has operated
The same set of operands as per Phase TOC 1
869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 4: SETPOINTS

Advertisement

Table of Contents
loading

This manual is also suitable for:

869

Table of Contents