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the fundamental frequency and performs unbalance analysis for voltage and
current. Sequence components are shown in Fig 4-4, unbalance of voltage and
current are shown in Fig 4-1.
Fig 4-4 Sequence component and Phase angle
4.4 Over/Under Limit Alarming
Acuvim II series meter has over/under limit alarming capabilites. When the
monitored parameter goes over/under the preset limit and stays at the level
over the preset amount of time delay, the over/under limit alarm will be
triggered. The over/under limit value and its time stamp will be recorded in the
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