ABB ABB Frequency, Voltage Monitoring Relay, 1, 3 Phase, SPDT Part: 1SVR560730R3400 CM-UFD.M22

ABB frequency and voltage monitoring relay for single and three-phase circuits with autotest function.

ABB ABB Frequency, Voltage Monitoring Relay, 1, 3 Phase, SPDT, DIN Rail Part: 1SVR560730R3401 CM-UFD.M31

ABB frequency and voltage monitoring relay with ROCOF detection and LCD display.

ABB ABB Voltage Monitoring Relay, 3PDT Part: 1SVR560731R3702 CM-UFD.M33M

ABB voltage monitoring relay with three changeover contacts for power system protection.

ABB ABB Frequency, Voltage Monitoring Relay, 1, 3 Phase, SPDT, 57.7 → 240 V ac, 99.9 → 415 V dc, DIN Rail Part: 1SVR560730R3402 CM-UFD.M33

ABB frequency and voltage relay for AC and DC circuits with password protection and ROCOF monitoring.