
The MRN3-1 is a mains decoupling relay with voltage back up function according to VDN/e.on voltage (2 flexible voltage time characteristics, 3 standard steps Frequency (3 steps) df/dt-supervision (1 step) and vector surge (1 step).
Over/ and under voltage protection,
over/ and under frequency protection,
extremely fast decoupling of generator in case of mains failure
Data sheet
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