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A momentary voltage increase of the power voltage, lasting up to several seconds or longer.

A brief burst of high level, high frequency voltage and current in an electrical circuit lasting [...]

See Surge

The portion of a power source that represents only a single phase of the three phases [...]

A fundamental waveform produced by periodic, regular oscillation that expresses the sine or cosine of a [...]

A form of surge suppression which diverts surge current and clamps surge voltage.  It is the [...]

The number of surges of given magnitude that can be suppressed by the protector, a measure [...]

Describes filter technology which opposes surge current and voltage while filtering off surges and noise, as [...]

A term used to describe MOV based surge suppressors since they “wear out” with use.

A series of discrete voltages used by Underwriters Laboratories (UL) to designate the performance of a [...]