Shared Operands - GE D90 Plus Instruction Manual

SHARED OPERANDS

Shared operands
590
PROTECTION LOGIC ERROR
Description: There is an error within a protection FlexLogic™ equation.
Severity: Protection is not available, and relay is not operational.
If this message appears, modify the protection FlexLogic™ to make it valid and reload.
REMOTE DEVICES OFF
Description: A remote device is specified in the configuration for GOOSE messaging but is
not connected to the network.
Severity: Protection is available. GOOSE messaging with the offline device is not available.
If this message appears, check that all devices that are specified for GOOSE messaging
are connected to the network, are functioning properly, and are correctly configured.
SETTINGS ERROR
Description: The device contains invalid setting values.
Severity: Protection is not available.
If this message appears after an order code update or firmware upgrade, clear the
message and load settings into the D90
SLOT B TROUBLE
Description: There is trouble with the module in slot B.
Severity: Device is temporarily out-of-service.
If this message appears, reset the alarm. If the alarm recurs, replace the specified
module.
SNTP ERROR FAILURE
Description: The SNTP server is not responding.
Severity: Protection is available. Timestamping of events may not be accurate.
If this message appears, check that the SNTP server is operational and correctly
configured. Check for Ethernet LAN problems.
UNDEFINED RESULT
Description: An error has occurred during automation logic execution.
Severity: Automation logic execution is not suspended, and protection is still available.
Analyze and correct the automation logic equations.
Plus
The EnerVista UR Setup software groups the D90
primary functions. Each function has its own setting parameters and each generates its
own outputs in the form of operands.
• Communications.
• Protection.
• Automation.
• Digital fault recorder (DFR).
• Metering.
• Equipment manager.
• Self-tests.
• Front panel interface (HMI).
Plus
. In all other cases, contact GE Grid Solutions.
Plus
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 14: TESTING
system into the following seven