Huawei photovoltaic inverter dynamic test

Why should a photovoltaic inverter be automated?

Therefore, it is necessary to develop an automatic test and analysis system to provide the necessary test data and means to support the performance of the photovoltaic inverter. The use of automation technology can effectively save manpower and time, improve the efficiency of test and reduce the error of personnel operation , , .

Do Huawei inverters meet UL 1699b-2018 arc fault circuit protection requirements?

To verify the performance and availability of arc-fault circuit interrupter (AFCI), Huawei entrusted the China General Certification Center (CGC) to complete comprehensive evaluation, with its results showing that Huawei inverters with the AFCI function meet the requirements of UL 1699B-2018 "Safety Standard for PV DC Arc Fault Circuit Protection."

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Where are Huawei AFCI inverters used?

Huawei inverters with the AFCI function have been successfully applied in many countries and regions, such as China, North America, Europe, Asia Pacific, Latin America, Southeast Asia, the Middle East, and Africa. Complies with the UL 1699B-2018 standard and reaches the L4 level in CGC/GF 175:2020. Complies with the UL 1699B-2018 standard.

What are LVRT and HVRT requirements of photovoltaic power plants?

2.1. Basic requirements The LVRT and HVRT requirements of photovoltaic power plants are shown in Fig. 1, that is, when the voltage value of the grid point is above the HVRT line curve or below the LVRT line curve in the figure, photovoltaic power plants are allowed to cut out from the grid for a short time.