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Huawei Certified Field Specialist -Smart PV Controller Sample Questions:

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

2. The Huawei SUN2000 inverter standby mode includes the following () phases. (Multiple Choice)

A) Initialization detection phase
B) Insulation resistance detection stage
C) No light stage
D) Light detection stage

3. 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)

A) Export the log and request technical support from the manufacturer.
B) The alarm indicator is off, indicating that the inverter is not faulty.
C) Log in to the inverter through SUN2000APP to check whether the AC and DC running data is normal.
D) Check if the grid standard code parameter setting is correct

4. If you log in to the SUN2000 APP through an advanced user or a special user, you can click "Alarm" on the main function menu interface to enter the "Current Alarm" interface. You cannot view the alarm through the login of the general user.

A) True
B) False

5. What are the optional functional modules of Huawei SUN2000L household inverters? (Multiple choice)

A) 4G module
B) Power collector
C) Optimizer
D) Wifi

Solutions: