GE D90 Plus - Customizing the Protection Flexlogic Operands

414 D90
PLUS
LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
PROTECTION FLEXLOGIC CHAPTER 7: PROTECTION
Block
Range: any FlexLogic operand or shared operand
Default: Off
Assertion of the operand assigned to this setting blocks operation of the FlexElement.
Events
Range: Enabled, Disabled
Default: Disabled
This setting enables and disables the logging of FlexElement events in the sequence of
events recorder.
The figure shows the logic diagram for FlexElements.
Figure 356: Protection FlexElements logic
Customizing the protection FlexLogic operands
Select the Settings > Configure FlexOperands menu to open the user-configurable
operands window.
Figure 357: User-configurable protection FlexLogic operands window
The left side of this screen displays all operands that are currently available to the D90
Plus
.
The protection FlexLogic operands are displayed by expanding the Protection entry. Each
operand can be renamed with a user-specified value to provide additional information or
match specific applications.
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