H12-421 試験問題を無料オンラインアクセス

The function of Counter irrigation protection card is when energy reversal occurs in the main road or bypass. The counter irrigation protection card sends a drive alarm signal, and the drive trip switch (customer self-configure) is disconnected, which acts as counter irrigation protection.

• A.False
• B.True

UPS2000-A-(1-3kVA) closes the mains input switch and directly enters the bypass working state.

• A.FALSE
• B.TRUE

Which part of the data center design is currently affecting its PUE?

• A.Decoration system
• B.Power supply and distribution system
• C.Refrigeration system
• D.Building system

The UPS5000-E can press the battery cold start button on the bypass module without the main bypass input to start the inverter, and the system will automatically enter the battery inverter mode.

• A.FALSE
• B.TRUE

What does NetEco basic features include? (Multiple choice)

• A.Report Management
• B.Access control management
• C.Video management
• D.User Management