UPS MKD2000/3000 XL Manual
6.3 Acoustic alert signs of the UPS
Support mode and high battery capacity:
The acoustic alert sounds in the following sequence (A)
[beep -> long pause (4 s) -> beep-> ..., repeating].
Support mode and low battery capacity
Normal operation and low battery capacity (battery LOW)
Overload 100% - 125%:
The acoustic alert sounds in the following sequence (B)
[beep -> short pause (1 sec) -> beep -> ..., repeating].
Normal operation and overload 125% - 150%:
The acoustic alert sounds in the following sequence (C)
[beep -> short pause (0,5 sec.) -> beep -> ..., repeating].
Operating fault or overload >150%:
The acoustic alert sounds in the following continuous tone, sequence (D)
[beeeeeeeeeeeee....p].
Loading mode: mains is existent but the UPS is switched-off
The acoustic alert sounds in the following sequence (E)
[beep -> long pause (2 min.) -> beep -> ..., repeating].