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

2. Huawei intelligent photovoltaic power plant monitoring and management system can achieve centralized and mobile operation and maintenance.

A) True
B) False

3. The project delivery site operation is guided by the principle of "standardization, centralization, versioning and specialization", and strives to improve the project management site management level, improve the overall quality and service level of the maintenance team, and build a high-standard engineering supervision team.

A) True
B) False

4. In the photovoltaic engineering project, the handling, storage, installation and commissioning process of Huawei inverters must be carried out in strict accordance with the specifications to avoid equipment damage or personnel damage. The following statement which is correct? (Multiple choice)

A) After the inverter is turned off, there is still residual power and residual heat in the chassis, which may cause electric shock or burns. Therefore, please operate the inverter after the inverter is turned off for 5 minutes.
B) The project storage and installation of the inverter must ensure the surrounding environment is safe and away from the surrounding flammable and explosive environment.
C) To prevent dust from entering the human respiratory tract or falling into the eye during the installation of the inverter, the operator should wear protective glasses and dust masks.
D) During the process of transporting or storing the inverter on site, the power cable interface and signal cable interface at the bottom of the inverter cannot be loaded. Do not directly connect the terminal to the ground. The inverter must be placed horizontally.

5. When RS485 communication network, usually how much Ω resistor is added at the first end or end of RS485 communication line to suppress signal interference of the line?

A) 120
B) 150
C) 200
D) 100

Solutions: