Power Source Priority; Power Switchover Tests - Breas Vivo 45 LS User Manual

capacity and low self discharge. The ventilator battery is checked at service every second
year.
5.6.1

Power Source Priority

1. AC power (Mains)
2. External DC
3. Click-in battery
4. Internal battery
When a power source fails, the ventilator will switch to either the external DC (if
installed), the click-in battery (if attached) or the internal battery and show a message in
the display window.
5.6.2

Power Switchover Tests

This section describes methods for testing the ventilator's switch over from one power
source to another.
Internal Battery Switchover Test
Test Conditions
• AC power connected
• No click-in battery installed
• Treatment is running
1 Disconnect the AC power cord.
2 Check that the:
• Internal battery power source LED is illuminated
• Medium priority "Lost Mains Power" alarm is triggered
• Information message "Switched to Internal Battery" is posted
Click-in Battery Switchover Test
Test Conditions
• AC power connected
• Click-in battery installed
• Treatment is running
1 Disconnect the AC power cord.
90 How to Use the Vivo 45 LS
User manual
Doc. 007301 K-1