Online Access Free H12-421 Exam Questions

When the differential pressure switch of the air filter of the indoor unit is closed, it indicates that the filter is too dusty and should be disposed of in time.

• A.False
• B.True

To use the NetEco APP on PAD to query the PUE information of the current computer room, you need to click the () menu.

• A.Monitoring
• B.More
• C.Energy consumption
• D.Alarm

What is the terminal voltage of the battery in the open state?

• A.Open circuit voltage
• B.Rated voltage
• C.Discharge voltage
• D.Actual voltage

The UPS5000 option temperature and humidity sensor does not support cascading.

• A.False
• B.True

When the battery is discharged, the discharge voltage of a faulty battery drops rapidly, resulting in insufficient backup time for the entire battery. What should be done?

• A.No need to deal with
• B.Forced equalization, replacement of faulty battery
• C.scrapping the entire battery
• D.Performing a discharge