5.LED Battery: The orange-coloured LED lights up when power is supplied by the batteries.

6.LED Line (Mains status): The green LED lights up if mains voltage is in a specified range of tolerance.

7.-11. LED Bargraph for UPS battery utilization resp. capacity (remaining autonomy time)

These LEDs show the load of the UPS system if the mains power is available (normal operation):

11. orange LED

96%-105%

10. green LED

76%-95%

9. green LED

56%-75%

8. green LED

36%-55%

7. green LED

0%-35%

In the battery operation, the LEDs indicate the capacity of the batteries:

11. orange LED

0%-20%

10. green LED

21%-40%

9. green LED

41%-60%

8. green LED

61%-80%

7. green LED

81%-100%

12.LED Fault: The red LED lights up and an acoustic warning signal is issued continuously when the UPS system is in fault condition.

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