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고재훈(Jaehun Ko),강경우(Kyong-Woo Kang),곽태균(Tae-Kyun Kwak),심보석(Bo-Seok Sim),박인표(In-Pyo Park),서정호(Jeong-Ho Seo) 대한전기학회 2021 대한전기학회 학술대회 논문집 Vol.2021 No.10
In the case of a photovoltaic power generation system using a non-isolated inverter, an arc or fire may occur if a DC circuit ground fault occurs. In order to protect human life and property from such fires, the DC circuit protection regulations were newly established in the Technical Regulation in Eelctricity Business Act, and the enforcement began on September 1, 2021. In this paper summarizes the relevant regulations and related requirements.