11/24/2008   04:00:00: opening error log

11/24/2008   04:52:03: UPS inverter turned on

11/24/2008   04:52:16: UPS inverter turned off

11/24/2008   04:59:47: WARNING: transmitted power samples within range this period <10%. 

11/24/2008   05:00:00: closing error log