H20-681-ENU

When the Huawei PID module is applied to the SUN2000 scenario, which of the following description is correct? (Multiple Choice)A . SUN2000 inverter must use three-phase three-wire systemB . Inverter, AC combiner box, AC power distribution cabinet, etc. cannot have N line connectionC . If the low-voltage side of the...

The default value of the RS485 communication address of the Huawei PID module is 1. To modify the RS485 communication address, you can modify it by logging in to the SmartLogger's WEBUI interface.A . TrueB . FalseView AnswerAnswer: A

The Huawei PID module adjusts the photovoltaic panel PV+ or PV- voltage to earth by injecting voltage between N line and ground line of the isolation transformer, to realize the inhibition of photovoltaic panel PID effect.A . TrueB . FalseView AnswerAnswer: B

Huawei SUN2000 inverter recommended the bottom installation space requirements are:A . 600mm ≤ Distance From Bottom ≤ 730mmB . 600mm ≤ Distance From Bottom ≤ 800mmC . 600mm ≤ Distance From Bottom ≤ 900mmD . 730mm ≤ Distance From Bottom ≤ 900mmView AnswerAnswer: A

When the Huawei SUN2000 inverter is alarmed and cannot be connected to the network, the alarm ID is 313-1 (low insulation resistance). Which of the following measures can be taken to troubleshoot or try to solve? (Multiple Choice)A . Reduce the insulation resistance protection threshold in the settingB . Connect...

About the description of SmartLogger1000 and SmartLogger2000, which is incorrect? (Multiple Choice)A . You can connect to SmartLogger via Bluetooth using SUN2000APPB . The SmartLogger1000 supports up to 80 inverters, and the SmartLogger2000 supports up to 100 inverters.C . Both SmartLogger1000 and SmartLogger2000 support PLC communication and optical fiber ring...

The NetEco1000S is an equipment-level monitoring software for inverters. It is mainly used in SUN2000, SUN8000 and third-party inverters.A . TrueB . FalseView AnswerAnswer: B

About Huawei's smart photovoltaic solution grounding system design, which of the following is correct? (Multiple Choice)A . Grounding flat steel is installed next to the cement column at each end of each bracket, and all grounded flat steel rings are welded back together after being buried in the ground;B ....

Huawei SUN2000 inverter power factor can be adjusted to ().A . 0.8 advance, 0.8 lagB . 0.85 advance, 0.85 lagC . 0.8 advance, 0.85 lagD . 0.85 advance, 0.8 lagView AnswerAnswer: A

When the debugging of the Huawei PLC communication network is started, which of the operation description of setting the anti-crosstalk is correct? (Multiple Choice)A . Need to collect the ESN number of each square inverter through the SUN2000 APP and generate a .csv file.B . Log in the SmartLogger WEBUI...