Elco Protection Relays feature a voltage trip level & time delay adjustment - Measuring phase to phase voltage, ideal for a range of devices. The Elco Over Voltage Relays are great for limited spaces, with 1 exchange contact. KEY FEATURES • Voltage Relay • 1 Module • DIN Mounting Elco EVO231/EVO400 Over Voltage Relays detect if one or more phases exceed the set over voltage trip levels.
