SEAL 2N8866 - Caterpillar

System Annunciator
The "System Annunciator" screen indicates the status of the system and the presence of system alarms.
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System annunciator screenThe "Annunciator" system shows all active and not acknowledged alarms (flashing) which can be acknowledged by pressing the "ACK ALARM". "ACK ALARM" will also silence the horn."ACK ALARM" shows all acknowledged alarms (solid) which will stay in this state unless the "Alarm Reset Button" is pressed to reset all inactive acknowledged alarms.Pressing the reset will not remove continuously active alarms unless the origin is removed.Basic operations on the "System Annunciator Screen":
Status area lights- any light illuminated under the status area regardless of color is status only and not an alarm
System Alarms area- all system alarms will be found under Alarms area and horn will sound.Annunciator Button
The "Annunciator" button is located on the menu bar on each screen
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Annunciator buttonAnnunciator Button Operations
When the operator hears the annunciator horn, the operator should press the "Annunciator" button on the current screen. An annunciator popup screen will appear. The button to the annunciator screen that is in alarm will flash and selecting that button will initiate the proper detailed annunciator screen.Circuit Breaker Fail Reset Button
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Circuit breaker reset buttonOperation of Circuit Breaker Fail Reset Button
CB Fail Reset - Resets all CB fail alarms. These breakers will not close until the" CB Reset" button has been pushedLamp Test Button
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Lamp test buttonOperation of Lamp Test Button
When the operator presses the "Lamp Test" button, all of the "Annunciator" panels will light up.(Simulates conventional switchgear lamp test)Generator Annunciator
A "Generator Annunciator" screen is provided for each generator. The screen provides status information on the generator and circuit breaker, as well as the presence of generator pre-alarm conditions and shutdown faults.
Illustration 5 g02534956
Generator annunciator screenBasic operations on the "Generator Annunciator" screen :
Lamp Test
Alarm Acknowledge
Alarm Reset
Status
Pre-Alarms
Shutdown FaultsThe "Generator Annunciator" system shows all generator alarms. Active alarms that are unacknowledged are shown by the associated panel flashing on and off. An unacknowledged active alarm will sound the horn. The operator can acknowledge all currently active alarms by pressing the "ACK ALARM" button. Once an alarm is acknowledged, the fault stops flashing. If all active alarms are acknowledged, the