•Micro-Controller Unit based
•Real time processing / High precision
•Protections : Over current, Under current, Phase loss, Phase reversal, Stall, Jam, Current imbalance,
Earth fault (i3MZ/iFMZ), Short circuit (i3MS/iFMS)
•Thermal protection / Inverse available up to 32Amps without external CTs.
•Auxiliary functions : Fail safe, Pre-alarm (i3DM/iFDM), Accumulated running hour, 3 fault records &
limitation of auto-restart. Analog output (i3M420/iFM420).
•Communication : Modbus / RS-485
•Reinforced monitoring function : Monitoring distance up to 400M, 3 phase current display,
Pre-alarm (i3DM/iFDM) & Trip cause indication
•Bar graph indication of a load current to the current setting.
•Available application on single and 3 phase motor
•For iFDM/iFMZ/iFMS/iFM420, normal protections are guaranteed even if PDM is disconnected.