11/24/2008   14:00:00: opening error log

11/24/2008   14:27:11: UPS inverter turned on

11/24/2008   14:27:24: UPS inverter turned off

11/24/2008   14:59:47: WARNING: transmitted power samples within range this period <10%. 

11/24/2008   15:00:00: closing error log