SolaX CHINT Meter DDSU666-CT, Single Phase DIN-Rail Meter including CT Clamp. This Meter is compatible with Single Phase SolaX Power inverters. Key Features of the SolaX DDSU666-CT Simple plug & play setup LCD Display Bi-Directional Measurement DIN-Rail Installation Compliant with IEC60252-11 & IEC62053-21 For Single Phase SolaX Power Inverters This CHINT meter provides the added benefit of allowing the user to be able to observe the power, energy, voltage & current production of their inverter without the need to log on to the SolaX Cloud app.