FROG-D Three Phase Delta Generator DisplaySTANDARD KIT includes: Three Phase display module, signal interface module, 3 current sensors, 3 AC voltage transformers, & cables. Features: Displays Frequency, Line Voltage (Phase to Neutral or Phase to Phase), and Current on Each Line Monitor Each Line Individually or Scan All Lines Continuously Rated for 50 60 Hz Generators from 10 to 135 kW Generator Hourmeter Built in Warning for Current Overloads, Voltage Fluctuations, and High Hydraulic Oil