This document stipulates the necessary items and evaluation items for safety evaluation in three aspects: electrical primary equipment, electrical secondary equipment, and safety production management of grid-connected photovoltaic power stations. This document applies to newly built, renovated and expanded photovoltaic power stations and photovoltaic power generation systems that are connected to the grid with a voltage level of 35 kV and above, and that are connected to the grid with a voltage level of 10 (20) kV. Other photovoltaic power generation systems that have been connected to the grid shall follow the same instructions.
NB/T 10997-2022 history
2022NB/T 10997-2022 Photovoltaic power station grid connection safety conditions and evaluation specifications