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Use of MOVs without fuse?

You are right, the protected circuit will see an overvoltage for sure. But the question when talking about surges is always energy that is voltage, current and surge duration. As an example, most of ...
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Use of MOVs without fuse?

There should be preceded by something fusible. They usually fail short when they have absorbed enough spikes to wear out. But yes, the assumption would be that the source has a reasonably high ...
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