Vitzro VITAC 200 - Automatic Recovery Process; Automatic Recovery Steps and Status

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4. 2. 3 Automatic recovery function
The function of changing over to the high priority power automatically even though the currently
supplied power is normal, if the power with higher priority becomes normal.
This function will be enabled only when the “automatic recovery function” is activated.
Please refer to Chapter 5 “Major parameters” regarding “automatic recovery function setting” and
“power priority setting”.
If the commercial power has higher priority than the emergency power.
Automatically changes over to the commercial power side after the time set in “commercial switchover
delay time setting” according to power supply priority, when the commercial power becomes normal
while running with the emergency power.
Performing automatic switchover can be checked using the “switch status display LED at the
commercial power side”, and LED changes as follows, depending on the switchover progress.
-Switchover in progress :
The “switch status display LED at the commercial power side” blinks in green.
- Successful switchover

﹡
Switch status LED at the commercial power side : Changes from green to red.

﹡
Switch status LED at the emergency power side : Changes from red to green.
- Switchover failure
﹡
Switch status LED at the commercial power side : Keeps the greed lamp on.
﹡
Switch status LED at the emergency power side : Keeps the red lamp on.
﹡
Switchover failure LED at the commercial power side : Turns the red lamp on.
If the emergency power has higher priority than the commercial power.
Automatically changes over to the emergency power side after the time set in “emergency switchover
delay time setting” according to power supply priority, when the emergency power becomes normal
while running with the commercial power.
Performing automatic switchover can be checked using the “switch status display LED at the emergency
power side”, and LED changes as follows, depending on the switchover progress.
- Switchover in progress :
The “switch status display LED at the emergency power side” blinks in green.
- Successful switchover

﹡
Switch status LED at the commercial power side : Changes from red to green.

﹡
Switch status LED at the emergency power side : Changes from green to red.
- Switchover failure
﹡
Switch status LED at the commercial power side : Keeps the red lamp on.
﹡
Switch status LED at the emergency power side : Keeps the greed lamp on.
﹡
Switchover failure LED at the commercial power side : Turns the red lamp on.