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| Voltage
Sags
Definition
(ANSI std. 1100-1992) A RMS reduction in the AC Voltage,
at the power frequency, for duration from a half a cycle
to a few seconds.
- Voltage can
drop below normal level for several cycles and can affect
the critical load to cause shutdown.
- With electronically
controlled equipment, voltage under 20% below normal will
result in shutdown.
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