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Huawei H20-681-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
| Topic 1: Smart PV Plant Networking & Devices | 25% | - Monitoring System Architecture
- PLC Communication & PID Protection Module
- Networking Topologies & Communication Protocols
- SmartACU2000B Sub-array Controller
- SmartLogger Data Collector
|
| Topic 2: NetEco 1000S Monitoring System | 25% | - Installation and Initial Configuration
- System Overview and Architecture
- Real-time Monitoring and Data Analysis
- Software Upgrade and System Maintenance
- Alarm Management and Troubleshooting
|
| Topic 3: EHS & Delivery Standards | 15% | - Operation Safety and Risk Control
- EHS Management Framework
- Engineering Installation Specifications
- Safety Requirements for On-site Work
|
| Topic 4: SUN2000 Inverter Knowledge | 30% | - Key Features and Specifications of SUN2000 Series
- Commissioning, Operation and Maintenance
- Working Principle and Structure of PV Inverters
- Application Scenarios and Installation Requirements
- Basic Principles of PV Power Generation
|
| Topic 5: SUN2000L Residential Inverter | 5% | - Installation and Commissioning
- Product Features and Application
|
Huawei Certified Field Specialist -Smart PV Controller Sample Questions:
1. The incoming and outgoing line mode of Huawei's intelligent sub-array controller SmartACU2000B adopts up-out and down-in.
A) True
B) False
2. Huawei SUN2000L household inverter alarm ID: 2031 (the grid phase line short circuit to PE), the possible reasons are () (Multiple choice)
A) Output phase line short circuit
B) Output phase line has low insulation resistance to PE
C) Inverter detection error
D) Output phase line short circuit to PE
3. During the upgrade of the SUN2000 inverter software, disconnecting the DC input switch of the inverter may cause the inverter to fail to upgrade. When the inverter DC switch is closed again, the "software version mismatch" alarm may occur and the grid cannot be generated. Need to be re-upgraded to resolve.
A) True
B) False
4. Which of the following option does not belong to the scope of management of EHS for pollutants in the project?
A) Noise
B) Air pollution
C) Chemical dangerous goods
D) Water pollution
5. The 4G of the Huawei household inverter SUN2000L-5KTL-CN-4G model means that the model supports 4G communication.
A) True
B) False
Solutions:
Question # 1 Answer: B | Question # 2 Answer: B,C,D | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: A |