GE 745 Instruction Manual page 228

Transformer protection system
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A3 EVENT RECORDER
Note
NOTE
Note
NOTE
6–20
Table 6–1: Types and causes of events (Continued)
Virtual Input 9
Virtual Input 12
Virtual Input 15
Output Relay 2
Output Relay 5
Output Relay 8
Virtual Output 2
Virtual Output 5
Test Mode 2
Logic Input Power
EEPROM Memory
Int. Temperature
Bad Xfmr Settings
Ambnt temperature
The following events are always logged. That is, they are logged regardless of any event
recorder settings (they cannot be disabled).
Setpoint Group 1
Setpoint Group 4
Simulation Fault
Front Panel Reset
Auto Trace Trigger
Tap Changer Failure
Test Mode 3
The recorded event displayed for logic inputs, virtual inputs, and relay outputs will show
the programmed name of the input/output.
If Power to the 745 is switched off before the relay is completely booted up and in service,
a false event could be recorded in the event recorder.
Virtual Input 10
Virtual Input 13
Virtual Input 16
Output Relay 3
Output Relay 6
Self-Test Relay
Virtual Output 3
Control Power
Test Mode 3
ERROR! events
Analog Output Power
Real-Time Clock
FlexLogic Equation
IRIG-B Signal
Diagnostic Message 1
Table 6–2: Continually logged events
Setpoint Group 2
Simulation Disabled
Simulation Playback
Comm Port Reset
Aging Factor Limit
DSP Processor
Diagnostic Message 1
745 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 6: ACTUAL VALUES
Virtual Input 11
Virtual Input 14
Output Relay 1
Output Relay 4
Output Relay 7
Virtual Output 1
Virtual Output 4
Test Mode
Unit Not Calibrated
Emulation Software
DSP Processor
Setpt Access Denied
Setpoint Group 3
Simulation Prefault
Logic Input Reset
Manual Trace Trigger
Ambient Temperature
Test Mode 2

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