Voltage relays

Voltage relays

DOLD voltage relays alarm if circuit voltages differ from adjusted values. Monitoring can be done for over- and/or undervoltages.

Measuring ranges available up to 1000 VAC/DC (1-phase)/690 VAC (3-phase). Alarm limits are easy to adjust with switches in front panel. Relay outputs are provided with potential free change over contacts.

Voltage relays

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