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Device

MRM3-2I

MRM3-2IE

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LineHTLHTL
Current transformer inputs34
Binary inputs77
Output relays44
Watchdog relay11
Time overcurrent protection [50/51]YesYes
Earth fault protection [50N/51N] - Yes
Thermal replica [49]YesYes
Circuit breaker failure protection [50BF]YesYes
Negative sequence protection [46]YesYes
Motor protection: locked rotor [51]YesYes
Motor protection: incomplete start [48]YesYes
Motor protection: max. number of starts [66]YesYes
Motor protection: undercurrent [37]YesYes
Motor protection: thermal protection [49]YesYes
Reset / BlockingYesYes
Time DateYesYes
Parameter sets22
Fault recorder (none volatile)YesYes
Disturbance recorderYesYes
Output relay matrixYesYes
RS485 Open Data ProtocolYesYes
Modbus RTU ProtocolOptionalOptional
Profibus DPOptional -

All shown details without any guarantees! We reserve the right of changes without prior notice.
*Only the basic device structure is shown. Differences in detail are possible.