Huawei H20-681-ENU Actual Free Exam Questions & Community Discussion
The Huawei SUN2000 inverter standby mode includes the following () phases. (Multiple Choice)
Correct Answer: A,B,C,D
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NetEco1000S system monitoring interface display content includes ____. (Multiple choice)
Correct Answer: A,B,C,D,E,F
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When the Huawei SUN2000 inverter is installed, the DC and AC voltages are normal but cannot be connected to the grid. The alarm indicator is off. The following statement which is correct? (Multiple selection)
Correct Answer: A,C,D
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On-site problem management must have a strict tracking management system, establish a first-inquiry responsibility system in the project team, timely track the change of status, clarify the responsible person and resolution time; for the long-term failure to effectively deal with the problem must be assisted by Huawei service manager under the special report to the various functional department heads and project owner.
Correct Answer: A
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Which of the following communication methods are supported by Huawei SUN2000L household inverter? (Multiple choice)
Correct Answer: A,B,C
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Engineering supervision Field service engineer System equipment operation is divided into hardware operation and software operation. It is necessary to check the operation authority before operation, and it is strictly forbidden to operate without authorization and unauthorized operation.
Correct Answer: A
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Huawei SmartLogger Northbound communication supports communication protocol types are () (Multiple choice)
Correct Answer: B,D
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Huawei PID module alarm ID: 1921 (grounding abnormal), the possible reason is (). (Multiple Choice)
Correct Answer: A,B,C,D
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Huawei PLC CCO as a PLC host can be installed in Huawei intelligent sub-array controller or box transformer.
Correct Answer: A
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