CHAPTER 3: INTERFACES
FRONT CONTROL PANEL INTERFACE
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
3–15
Table 3-9: Major Self-test Errors
NOTE
NOTE:
When a total loss of power is present, the Critical Failure Relay (Output Relay 8) is de-
energized.
Out of Service
When the relay is shipped from the factory, the DEVICE IN SERVICE is set to “Not Ready”.
The IN SERVICE LED will be orange and the critical fail relay will be de-energized but this will
not be classified as a major self-test. An out of service event will be generated in the event
recorder.
Flash Messages
Flash messages are warning, error, or general information messages displayed in response
to pressing certain keys. The factory default flash message time is 2 seconds.
Label Removal
The following procedure describes how to use the label removal tool.
1.
Bend the tabs of the tool upwards as shown in the image.
3.To disable Link Error Primary target when not in-use with SE order code, change IP
address to 127.0.0.1
Self-test Error
Message
Latched
Target
Message
Description of
Problem
How Often the Test
is Performed
What to do
Relay Not
Ready
No
PRODUCT SETUP
INSTALLATION
setting indicates
relay is not in a
programmed state.
On power up and
whenever the
PRODUCT SETUP
INSTALLATION
setting is altered.
Program all required
settings and then set the
PRODUCT SETUP
INSTALLATION setting to
“Ready”.
Major Self-Test
(error code)
Yes
Unit hardware failure
detected
Every 1 second
Contact the factory and
supply the failure code as
noted on the display.
Summary of Contents for 845
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Page 219: ...CHAPTER 4 SETPOINTS SYSTEM 845 TRANSFORMER PROTECTION SYSTEM INSTRUCTION MANUAL 4 91 ...
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