... Service available. ISO, KEMA, MID, STS certified. DTSD5-M three phase energy meter.Commercial application.Customization Service available.ISO, KEMA, ... MID, STS certified. DTSD5-M, a static three phase energy meter for industrial application. It is developed ... voltage-Over current and under current-Reverse energy flow-Phase rotation -Demand overload-Low battery -Programme events - ...