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Vertiv™ Liebert® EXM2 UPS User Manual
Figure 6.8 Battery Cold Start Button
Item
Description
1
Battery cold start button
6.3 Procedures for Transfer between Operation Modes
6.3.1 Transfer from Normal Mode to Battery Mode
Open the external power switch to isolate the mains power and initiate the UPS on battery mode. To transfer the UPS back to
normal mode, close the external power switch to reconnect the mains power to the UPS. 10 seconds later, the rectifier restarts
automatically, and the UPS works in normal mode.
6.3.2 Transfer from Normal Mode to Bypass Mode
Click the Inverter Off key shown in Figure 6.9 below , and the UPS will transfer to bypass mode.
Figure 6.9 Transfer UPS to Bypass Mode
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6 Single UPS Operation Introduction
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