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the alarming level, the buzzer will beep hurry (once every sec) to
remind the user that the battery is low level and the UPS will be
shutdown automatically soon. The user could switch off some
non-critical loads to avoid the shutdown alarming and prolong
the backup time. If have no more load to be switched off at that
time, you have to shut down all loads as soon as possible to
protect the loads or save data. Otherwise there is the risk of data
loss or load failure.
2) In battery mode if the user doesn’t like the buzzer noise, the
beep could be muted by press the on-button.
3) The backup time of the long backup time model is dependent on
the external battery capacity except the load capacity mainly.
4) The backup time may vary from different environment
temperature and load type.
4.6 Test the batteries
1) If you need to check the battery level or aging status when the
UPS is running on normal mode (line mode), you could press the
on-button for more than 1 second to let the UPS transfer to
battery test mode.
2) The battery test could be performed by the command from
monitoring software through the communication port.
3) If the UPS enter the battery test mode, the display and buzzer
indication will be same as the battery mode except that the
mode displays “TEST”. So, you can check the battery level at
this mode.
4.7 Turn off the UPS with mains (AC source)
1) Firstly, turn off the UPS (inverter) to bypass mode, please press
the off-button continuously for more than 1 second.
2) After you press the off-button, the buzzer will beep once. Then
the panel will display the bypass mode or standby mode.
Note 1: If the UPS have been set to enable the bypass output,
the output socket will have voltage from mains directly after you
turn off the UPS (inverter) to bypass mode.
Note 2: Because there is risk of power loss for the loads if you
turn off the UPS to bypass mode, please make sure the loads
are prepared for your operation.
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