ATT7030A Key Features
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- Active energy measure accord with IEC 62053-21
- Selectable calculation mode for 3-phase energy bined (algebraic addition or absolute addition)
- Provide high-frequency energy pulse output
- Provide pulse output F1/F2 for driving electromechanical counter and stepper motor
- Provide voltage-lost detected for every phase
- Provide negative power indication REVP when any one phase active power is negative
- Provide negative phase indication (NEGP) when 3-phase bined power is negative
- patible with 3-phase 3-wire and 3-phase 4-wire
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