Đồng hồ đo công suất điện năng LUMEL ND22

Đồng hồ đo công suất điện năng LUMEL ND22

Đồng hồ đo công suất điện năng LUMEL ND22

• Touch sensible color graphics LCD display 3.5” with resolution of 320x240.
• Data presentation: digital indications, vector diagram, waveform.
• True RMS measurement (up to 15th Harmonic).
• On site programmable PT/CT ratios.
• User selectable type of network: 3phase 3wire or 4wire.
• On site programmable ranges of current inputs: 1 or 5A.
• Onsite selection of Auto scroll / Fixed Screen.
• Min and Max storage of parameters possible.
• Phase reversal indication.
• Accuracy: ± 0.5% of range for voltage, currrent, active power, active energy