Eaton E Series DX, Руководство пользователя

Страница: 55 / 61

２３
2) When the battery capacity decreases, the number of the battery capacity LEDs
turned on will be reduced. If the battery voltage descends to the alarm level, the
buzzer will beep once a second to remind the users of insufficient battery capacity
and the UPS is soon going to shut down automatically. Then the load operations
should be carried out promptly and the loads should be eliminated one by one.
9.3 Bypass mode
The display of panel in bypass mode is shown in the Bypass Mode diagram . The utility
power LED and the bypass LED are lit. The displayed number of the load LEDs will be
turned on in accordance with the load capacity connected. The UPS will beep once
every 2 minutes in bypass mode.
The utility power LED flashes, it shows that the voltage or frequency of the utility power
has exceeded the normal range of the UPS.
1) Other indications on the display panel are the same in utility mode.
2) The UPS system is lack of backup function when it is in bypass mode. The power
used by the load is supplied from the utility supply via internal filter.
9.4 Fault mode
The fault LED will be turned on, if the UPS is operates in abnormal mode.
Fig : Battery mode diagram
Fig: Bypass mode diagram