Voltage protection relay U3
phase lossphase sequencethree-phase

voltage protection relay
voltage protection relay
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Characteristics

Measured/monitored value
voltage, phase loss, phase sequence
Network
three-phase
Other characteristics
time delay

Description

Three-phase voltage Relay • Self powered by the voltaje to be monitored. • Visual indication on trip cause. • DIN mounting. • Protects three-phase installations against voltaje variations between phases, incorrect sequence of phases and phase loss. • Adjustable mínimum and máximum thresholds. • Adjustable trip time delay. Protection functions • Overvoltage • Undervoltage • Phase imbalance or phase loss • Phase sequence

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.