Dold Frequency Monitoring Relay, SPDT, DIN Rail

Detection of under/over frequency in alternating voltage networks; switchable
No auxiliary voltage
Switchable frequency range for 50 or 60 Hz networks
Adjustable response value
Adjustable hysteresis
Rest current principle
LED status display
Overall width 17.5 mm

IEC/EN 60255, DIN VDE 0435-303

CE