GE Multilin g60

7-10 G60 Generator Protection System GE Multilin
7.2 TARGETS 7 COMMANDS AND TARGETS
7
• How often the test is performed: Upon scanning of each configurable GOOSE data set.
• What to do: The “xxx” text denotes the data item that has been detected as oscillating. Evaluate all logic pertaining to
this item.
• Latched target message: No.
• Description of problem: A direct device is configured but not connected.
• How often the test is performed: Every second.
• What to do: Check direct input and output configuration and wiring.
• 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 G60 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 G60 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.
d) EXTERNAL DEVICE SELF-TEST ERROR MESSAGES
The major self-test errors are listed and described below.
• Latched target message: No.
• Description of problem: The G60 detects loss of communication with the field ground module on the RS485 link.
• How often the test is performed: Every five seconds.
• What to do: Check the field ground module and its RS485 connection to G60.
DIRECT I/O FAILURE:
COMM Path Incomplete
REMOTE DEVICE FAIL:
COMM Path Incomplete
TEMP MONITOR:
OVER TEMPERATURE
UNEXPECTED RESTART:
Press “RESET” key
GPM-F FAILURE:
TROUBLE 01