Installation and User Manual
3.6Operating Modes
Normal (Double Conversion) Mode
This is the standard operating mode, set by default in the factory. Two possible cases:
Figure 3-6: Normal (Double Conversion) Operating Mode
1 - Normal AC source available: LED (31) is ON.
The load is protected by the UPS.
2 - Normal AC source not available: LED (32) is ON.
The buzzer sounds intermittently. LED (41) on the
The load is supplied by the UPS from battery power.
The display indicates any anomalies related to the AC source or the UPS as well as remedial action if applicable.
Press the function key (35) indicated by the display to turn the buzzer OFF.
3.7Load on Battery Power
The load continues to be protected by the UPS when the normal AC source is not available. Power is supplied by the battery.
Figure 3-7: Load on Battery Power
Transfer to Battery Power
LED (32) is ON.
The buzzer sounds intermittently.
The load is supplied by the battery.
End of Battery Power
LED (33) is ON.
The buzzer sounds intermittently.
The load is transferred on the bypass AC input if it is present.
Operation | 3 — 5 |