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Normal ongoing UPS operation requires little or no user input. Startup and
shutdown requirements of the user are discussed in this section.
7.1 UPS Startup and Shutdown
Starting the UPS
• Ensure that installation is correct and that the input power cable is connected to a
properly grounded outlet.
• Start the UPS by pressing the On/Off button on the front panel .
• The UPS will start the inspection of internal functions, main synchroniza tion, and
inverter startup. A successful completion allows for output power via the outlets.
• During the startup inspection the LCD will display Ready On. The LED will light
up when output power has started and the LCD disp lay will show Line Mode.
• Apply power to the load.
Shutting Down the UPS
• Shut off and disconnect the load.
• Press and hold the UPS On/Off button for five seconds. The alarm will sound and
the UPS will shut down.
• The LCD will momentarily display UPS OFF.
Note: In emergency situations the EPO should be used.
7.2 Button Operation
1. “ ” or ON/OFF is the UPS ON/OFF button.
(a) Press and hold the ON/OFF button for at least 3 seconds to turn on the UPS.
(b) When the UPS is operating, press and hold the Load ON/OFF button for at least
3 seconds to turn off the UPS.