TNM 3440Dimensions: 96 x 96 x 80 mm User selectable: 3 phase 3 wire 3 phase 4 wire Single phase Accuracy class: 0. 2s Product Features True RMS measurement. 3 Line 4 Digits ultra bright LED Display . On site Programmable CT PT Ratios. User selectable CT Secondary 1A 5A. User selectable 3ph3wire 3ph4wire . Storage of MIN MAX values. Measurement and Display of RPM, Run hours, On hours, No. of interruption. Optional: MODBUS (RS485) Communication Pulse output
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