... current, ON/ OFF status of mains & branch circuitsDI Module No need aux. contact, directly monitor branch circuit status ... circuits ØSaving cost, saving space ØHigh reliability ØModule design: Main module, CT module, DI module, HMIØIt can monitor harmonic, demand, neutral ... voltage220Vph-N, (optional 230V), Range: 10%-120%, Accuracy: 0.5%Rated current (Main circuit)5A, Range: 1%-120% rated, Accuracy: ...