![MRR1D RotorEarth Fault Relayt MRR1D RotorEarth Fault Relayt](https://energotech.ch/608-large_default/mrr1d-rotorearth-fault-relayt.jpg)
Die Protectionfunktionen entsprechen den ANSI-Kennungen:
37 DC-Unterstrom
40 UntererregungsProtection
58 Gl
Data sheet
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