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Huawei H20-681-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| PV System Fundamentals and Installation | - Product and hardware knowledge
|
| Networking and Communication | - Smart PV network troubleshooting
|
| Project Supervision and EHS | - Inspection and documentation
|
Huawei Certified Field Specialist -Smart PV Controller Sample Questions:
Question 1
Which of the following devices cannot be monitored by Huawei SmartLogger?
A. Inverter
B. Electric meter
C. Environmental detector
D. Surveillance camera
Question 2
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
Question 3
About the description of Huawei PID module output ground wiring, which is correct?
A. Connect to the grounding bar of subarray nearby
B. Connect to the box transformer substation low-voltage side grounding bar
C. Connect to the component bracket and connect it securely
D. Connect to the cabinet of the communication cabinet nearby, the cabinet is reliably grounded
Question 4
Huawei SUN2000 inverter 1 channel MPPT corresponds to () DC input.
A. 4
B. 3
C. 1
D. 2
Question 5
Huawei PID module alarm ID: 1921 (grounding abnormal), the possible reason is (). (Multiple Choice)
A. PID module output ground is not connected
B. PID module hardware failure
C. Poor contact of the PID module output ground
D. The box corresponding to the PID module is changed to N-line grounding.
Solutions:
| Question 1 Answer: D | Question 2 Answer: A,C,D | Question 3 Answer: B | Question 4 Answer: D | Question 5 Answer: A,B,C,D |
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