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Huawei Certified Field Specialist -Smart PV Controller Sample Questions:

1. Daily communication with customers should pay special attention to words and attitudes. In order to ensure effective communication with customers, which of the following behaviors are correct? (Multiple choice)

A) When the customer needs conflict with the company's interests, it is necessary to communicate with the customer, grasp the big and leave the small to realize win-win
B) In the communication with the customer, eliminate the use of the phrase "I am not responsible for this matter", listen to the customer's appeal first, and then find the corresponding responsible person to hand over, to ensure that the customer's appeal is successfully undertaken.
C) Avoid forcing the idea to be pushed to the customer, first understand the customer's concerns, and then provide solutions to the problem.
D) Clear goals before communication, adequate preparation in advance, and internal agreement.

2. When the Huawei SUN2000 inverter is alarmed and cannot be connected to the network, the alarm ID is 301-31. Which of the following measures can be taken to troubleshoot or try to solve?

A) Check the relative insulation resistance of AC C and repair it.
B) Check the relative insulation resistance of AC E and repair it.
C) Check the relative insulation resistance of AC A and repair it.
D) Check DC insulation resistance and repair it.

3. Huawei SUN2000L household inverter cooling method is _____.

A) Natural heat dissipation
B) Air cooling
C) Air cooling + natural heat dissipation
D) Water cooling

4. When the SUN2000 inverter has an alarm, the alarm ID is 400-21 (system failure - grid relay failure), which of the following troubleshooting suggestions are correct? (Multiple choice)

A) Check if the AC line has insufficient insulation to the ground.
B) Try to upgrade the software to solve
C) If the above method still cannot be restored, replace the whole machine.
D) Disconnect DC input switch, AC output switch, close after 5 minutes

5. NetEco1000S system monitoring interface display content includes ____. (Multiple choice)

A) Inverter operating parameters
B) Power station revenue
C) Power generation on the day
D) Total power generation
E) Active power curve
F) CO2 emission reduction

Solutions: