Phase Failure Relay with Under & Over Voltage Relay setting (Variable), (Auto Reset, 4% - 20% Unbalance) and Suitable for 3 Ph-3W system. Phase Failure Relay is used for Microcontroller design.Absolute values of UV/OV settings, Have Phase Failure, Unbalance, Phase Sequence under voltage And Over Voltage Auto/Manual reset. Phase Failure Relay adjustable settings for Unbalance, UV/OV and trip delays, 2 CO output relay. Machinery using multiple small motors .The main powers Supply Distribution panel board.The application set of DG.It is Submersible Pumps , Hoist & Crane.
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