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Huawei Certified Field Specialist -Smart PV Controller Sample Questions:

1. About Huawei SUN2000 inverter PLC power carrier communication network, the description which is correct? (Multiple choice)

A) Inject the PLC signal into the AC power line through the PLC transmit link.
B) Provide RS485 signal receiving and transmitting path through RS485 transceiver interface circuit.
C) The PLC signal extracted from the AC power line through the PLC receiving link.
D) Through the PLC controller, realize bidirectional conversion between PLC signal and RS485 signal.

2. The NetEco1000S is an equipment-level monitoring software for inverters. It is mainly used in SUN2000, SUN8000 and third-party inverters.

A) False
B) True

3. The fishing light complementary photovoltaic power station has large ambient humidity and serious component PID attenuation, and it is necessary to take anti-PID attenuation measures.

A) False
B) True

4. The three-phase power line of Huawei's PID module can be directly connected to the low-voltage side busbar of the box, or it can be connected to the output of the isolation transformer built into the box.

A) False
B) True

5. Huawei SUN2000L household inverter indicator LED1 status is "green slow flash", LED2 status is "off", which means "DC is not powered, AC is powered on".

A) False
B) True

Solutions: