Apply high voltage pilot arc and high frequency stable arc with constant current properties, prevent influence from unstable voltage of power grid.
采用高压维弧和弱高频稳弧，同时具有恒流特性，不受电网电压波动的影响。
Apply high voltage pilot arc and high frequency stable arc with constant current properties, prevent influence from unstable voltage of power grid.
采用高压维弧和弱高频稳弧，同时具有恒流特性，不受电网电压波动的影响。
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