This arrangement is the best way to completely lock down an AC power input line from transients and is widely used in industry. The three MOVs that are used will clamp voltage spikes that might occur between any of the three lines.
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This arrangement is the best way to completely lock down an AC power input line from transients and is widely used in industry. The three MOVs that are used will clamp voltage spikes that might occur between any of the three lines.
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