相故障繼電器

        It is a Negative Sequence Voltage Sensing Phase Failure with Under & Over Voltage Relay. It is best suitable for 3 phase loads or 3 phase motor / pump loads only. It offers protection against Phase Failure, Phase Unbalance, Phase Sequence Reversal, Under Voltage & Over Voltage faults. It is useful for incoming side, Mains Supply monitoring, General voltage faults, AMF/Transfer Switch Panels & Pump Control Panels. It is available in DIN Rail mounting enclosure.