CHAPTER 5: SETPOINTS
PQMII POWER QUALITY METER – INSTRUCTION MANUAL 5–31
disturbance are calculated. To end a Swell condition the level must decrease to pickup
minus 10% of nominal of the
SWELL LEVEL setting. This hysteresis is implemented to
avoid nuisance alarms due to voltage fluctuations. If the duration logged was less
then or equal to 1 minute an event with a swell type will be logged. If the duration was
greater then 1 minute an event with an overvoltage type will be logged when this
feature is configured.
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