The ET112(for single phase max. 100A) and the ET340 (for three phase max. 65A) Energy Meters are typicallyused in an Energy Storage System.
The EM24 is for 3 phase monitoring only.
To measure the power and energy of the whole application atthe distribution box. Or to measure the output of a PV Inverter, to display thedata on the ColorControl GX and the VRM Portal.