GE Multilin G30 Generator Protection System 7-9
7 COMMANDS AND TARGETS 7.1 COMMANDS
7
• Latched target message: No.
• Description of problem: One or more GOOSE devices are not responding.
• How often the test is performed: Event driven. The test is performed when a device programmed to receive GOOSE
messages stops receiving. This can be from 1 to 60 seconds, depending on GOOSE packets.
What to do: Check GOOSE setup.
• Latched target message: Yes.
• Description of problem: The ambient temperature is greater than the maximum operating temperature (+80°C).
• How often the test is performed: Every hour.
• What to do: Remove the G30 from service and install in a location that meets operating temperature standards.
• Latched target message: Yes.
• Description of problem: Abnormal restart from modules being removed or inserted while the G30 is powered-up, when
there is an abnormal DC supply, or as a result of internal relay failure.
• How often the test is performed: Event driven.
• What to do: Contact the factory.
• Latched target message: Yes.
• Description of problem: A link loss detection on an Ethernet port. The link loss is due to unplugging the cable or the
switch port being down.
• How often the test is performed:
• What to do: Check the connection.
• Latched target message: No.
• Description of problem: The number of failures threshold was exceeded.
• What to do: Wait for the lockout interval and try to authenticate again.
REMOTE DEVICE FAIL:
COMM Path Incomplete
TEMP MONITOR:
OVER TEMPERATURE
UNEXPECTED RESTART:
Press “RESET” key
FIRST ETHERNET FAIL
SECOND ETHERNET FAIL
THIRD ETHERNET FAIL
AUTHENTICATION FAIL
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