Owner manual

3.2 Start the UPS with mains (AC source)

1) If the UPS is a long back up time model, with external battery banks,

please switch on the battery breaker first;

2) If the wiring is correct, turn on the mains breaker. Then the power

supply inside the UPS will be started automatically, the fans will run,

and the panel will display with bypass mode.

Note 1: If the UPS have been set to enable the bypass output, the

output socket will have the voltage directly from mains after you turn

on the input breaker.

Note 2: In bypass mode, the load is not protected. You should go on

to the next step to turn on the UPS for protecting your load.

3) Press the button of the UPS front panel continuously for more than 2

seconds. The buzzer will beep once, and all the LEDs will be

lightened, and then black out one by one. After a few seconds of

self-diagnoses, the UPS will be turned on to the normal mode (line

mode) and output the spec voltage.

4) After the UPS is turned on to line mode normally, the Inverter LED

will be on, the Bypass/Battery LED will be off. The Load/Battery level

LEDs will be lightened according to the load capacity. There is no

beep of buzzer.

5) Note: If the UPS is shutdown in battery mode automatically, when the

mains power returned to the input, the UPS will start up and switch to

line mode automatically.

3.3 Start the UPS with battery (DC source) only

This UPS can be started with DC source (battery) without AC source.

1) If the UPS is a long back up time model with external battery banks,

please switch on the battery breaker first.

2) Press the button of the UPS front panel continuously for more than 2

seconds. The buzzer will beep once, and all the LEDs will be