This may have already been posted but if you didn't have it here you go. 
This event set will alarm you whenever Dell Open Manage has an alarm (array degraded, power supply lost, etc.)

<?xml version="1.0" encoding="ISO-8859-1" ?>
  <set_elements setName="Dell Hardware Monitoring" eventSetId="64521371">
    <element_data ignore="0" source="Server Administrator" category="*" eventId="-1" username="*" description="*"/>

Legacy Forum Name: Dell Open Manage Event Set,
Legacy Posted By Username: nachbahr

[edited by: Brendan Cosgrove at 4:29 PM (GMT -8) on 12-20-2010] .