Safety Standard of Machinery, Equipment and Tools Article 111-1
The structures and performances of the voltage reducing devices for AC arc welding equipment shall comply with the requirements of CNS 4782.
中文原文 機械設備器具安全標準第111-1條
交流電焊機用自動電擊防止裝置之構造及性能，應符合國家標準CNS4782。