Online Access Free H20-681-ENU Exam Questions

When the Huawei intelligent sub-array controller SmartACU2000B is powered on, the three-phase power main switch in the cabinet cannot be closed. The possible reason is () (Multiple choice)

• A.There is a short circuit or grounding problem in the pre-stage box input line
• B.Switch back-end loop failure
• C.Three-phase power switch failure
• D.The fuse in the communication cabinet is blown

Which of the following communication methods are supported by SmartLogger2000? (Multiple choice)

• A.PLC
• B.Fiber
• C.RS485
• D.Ethernet

What are the aspects of the EH control process? (Multiple Choice)

• A.Acceptance criteria
• B.Behavioral supervision
• C.Corrective prevention
• D.Inspection

When creating a power station in the NetEco1000S system, the power station information that can be set is (). (Multiple Choice)

• A.Power station description
• B.Power station name
• C.Inverter parameters
• D.Power station address

In the PLC communication networking scenario, the three-phase power cable of the Huawei PLC CCO module can be connected to the output of the built-in isolation transformer of the box.

• A.True
• B.False