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Huawei H20-681-ENU Exam Syllabus Topics:

Huawei Certified Field Specialist -Smart PV Controller Sample Questions:

1. The password for logging in to the Huawei SUN2000 inverter through the SUN2000 APP is ().

A) 00000a
B) 123456
C) Huawei
D) 000000

2. Which of the following description about the operation of the software are correct? (Multiple choice)

A) Before performing important software operation tasks, you need to submit a software operation application and get approval of the customer and Huawei service manager.
B) Whenever the equipment/system is found to be operating abnormally, it is necessary to communicate with the equipment supplier or relevant responsible person in time to detect or prevent the failure as soon as possible.
C) Develop a system fallback mechanism. If unexpected results are produced, start the system fallback mechanism as soon as possible, end the work, and re-enact the implementation plan.
D) After the on-site operation is completed, the customer site logbook must be updated in a timely manner.

3. Huawei SUN2000L Household Inverter Alarm ID: 2062 (low insulation resistance), the possible reason is?

A) Output L short circuit to PE
B) Inverter protection ground wiring is not reliable
C) Photovoltaic string short circuit to PE
D) Output N short circuit to PE

4. The devices that can be configured in the Huawei intelligent sub-array controller include (). (Multiple Choice)

A) Switch
B) SmartLogger
C) PID module
D) Fiber optic terminal box

5. In eLTE wireless transmission system, the protection level of the handheld terminal EP820 is ___.

A) IP65
B) IP56
C) IP66
D) IP67

Solutions: