Over and underfrequency monitoring relay, frequency nominal range 50-60 Hz, voltage nominal range 24-240 V AC, delay on alarm 0.1-30 s, 1 SPDT relay output, 36 mm plug-in housing
Over and underfrequency monitoring relay, frequency nominal range 50-60 Hz, voltage nominal range 24-240 V AC, delay on alarm 0.1-30 s, 1 SPDT relay output, 36 mm plug-in housing