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Classification
 EOCR
Product Name
 I3M420/IFM420
Series Name
 EOCR-i Series (with communication)
Contents
 Protection item
Over current (oc)
Under current (uc)
Phase loss (PL)
Reverse phase (RP)
Stall (Sc)
Jam (JA)
Imbalance (IM)
∎ Characteristic
■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
■RoHS Compliance
■For iFDM/iFMZ/iFMS/iFM420, normal protections are guaranteed even if PDM is disconnected.
∎ Attachments