Protections
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7.1.1 INDICATION / WARNING ALARMS
Under Indication or Warning alarms:
• The module operation is unaffected by the Protections Disabled feature. See sections entitled
Indications and Warnings elsewhere in this document.
7.1.2 SHUTDOWN / ELECTRICAL TRIP ALARMS
NOTE:- The EMERGENCY STOP input and shutdown alarm continues to operate even
when Protections Disabled has been activated.
Under Shutdown or Electrical Trip alarm conditions (excluding Emergency Stop):
• The alarm is displayed on the screen as detailed in the section entitled Shutdown alarms
elsewhere in this document.
• The set continues to run.
• The load switch maintains its current position (it is not opened if already closed)
• Shutdown Blocked also appears on the LCD screen to inform the operator that the
Protections Disabled feature has blocked the shutdown of the engine under the normally
critical fault.
• The ‘shutdown’ alarm is logged by the controllers Event Log (if configured to log shutdown
alarms) and logs that the Shutdown was prevented.
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