5-178
G60 Generator Protection System
GE Multilin
5.6 GROUPED ELEMENTS
5 SETTINGS
5
5.6.12 VOLTAGE ELEMENTS
a) MAIN MENU
PATH: SETTINGS
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GROUPED ELEMENTS
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SETTING GROUP 1(6)
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VOLTAGE ELEMENTS
These protection elements can be used for a variety of applications such as:
•
Undervoltage Protection:
For voltage sensitive loads, such as induction motors, a drop in voltage increases the
drawn current which may cause dangerous overheating in the motor. The undervoltage protection feature can be used
to either cause a trip or generate an alarm when the voltage drops below a specified voltage setting for a specified time
delay.
•
Permissive Functions:
The undervoltage feature may be used to block the functioning of external devices by operat-
ing an output relay when the voltage falls below the specified voltage setting. The undervoltage feature may also be
used to block the functioning of other elements through the block feature of those elements.
•
Source Transfer Schemes:
In the event of an undervoltage, a transfer signal may be generated to transfer a load
from its normal source to a standby or emergency power source.
VOLTAGE ELEMENTS
PHASE
UNDERVOLTAGE1
MESSAGE
PHASE
UNDERVOLTAGE2
MESSAGE
PHASE
OVERVOLTAGE1
MESSAGE
NEUTRAL OV1
MESSAGE
NEUTRAL OV2
MESSAGE
NEUTRAL OV3
MESSAGE
NEG SEQ OV1
MESSAGE
NEG SEQ OV2
MESSAGE
NEG SEQ OV3
MESSAGE
AUXILIARY UV1
MESSAGE
AUXILIARY UV2
MESSAGE
AUXILIARY OV1
MESSAGE
AUXILIARY OV2
MESSAGE
VOLTS/HZ 1
MESSAGE
VOLTS/HZ 2
Содержание G60 UR Series
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Страница 12: ...xii G60 Generator Protection System GE Multilin TABLE OF CONTENTS ...
Страница 32: ...1 20 G60 Generator Protection System GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1 ...
Страница 102: ...3 48 G60 Generator Protection System GE Multilin 3 4 MANAGED ETHERNET SWITCH MODULES 3 HARDWARE 3 ...
Страница 132: ...4 30 G60 Generator Protection System GE Multilin 4 3 FACEPLATE INTERFACE 4 HUMAN INTERFACES 4 ...
Страница 392: ...5 260 G60 Generator Protection System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Страница 418: ...6 26 G60 Generator Protection System GE Multilin 6 5 PRODUCT INFORMATION 6 ACTUAL VALUES 6 ...
Страница 446: ...8 18 G60 Generator Protection System GE Multilin 8 3 ENERVISTA SECURITY MANAGEMENT SYSTEM 8 SECURITY 8 ...
Страница 452: ...9 6 G60 Generator Protection System GE Multilin 9 1 PHASE DISTANCE THROUGH POWER TRANSFORMERS 9 THEORY OF OPERATION 9 ...
Страница 482: ...A 12 G60 Generator Protection System GE Multilin A 1 PARAMETER LISTS APPENDIXA A ...
Страница 604: ...D 10 G60 Generator Protection System GE Multilin D 1 IEC 60870 5 104 APPENDIXD D ...
Страница 616: ...E 12 G60 Generator Protection System GE Multilin E 2 DNP POINT LISTS APPENDIXE E ...
Страница 634: ...x G60 Generator Protection System GE Multilin INDEX ...