xcmHrDevPowerCoolDownDelay
1.3.6.1.4.1.253.8.53.6.2.1.8
A device 'cool down' feature delay time,
or zero if none, used by system administrators of this device.
Usage: The time delay after last 'cool down' trigger event
(eg, completion of a job, some local user action, etc)
before the 'cool down' cycle will begin (to power 'standbyMode'
in 'xcmHrDevInfoConditions').