Littelfuse 50R40029 Single-Phase Voltage Monitor 380-480V adj.RD/HV detect/480V relay Manufacturers__Franklin Electric__Submersible Motors__4-Inch Submersible Motors__1.5 HP MA320 Provides Superior Toughness at

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Littelfuse 50R40029 Single-Phase Voltage Monitor 380-480V adj.RD/HV detect/480V relay Manufacturers__Franklin Electric__Submersible Motors__4-Inch Submersible Motors__1.5 HP MA320 Provides Superior Toughness atLittelfuse 50R40029 Voltage Monitor Product Description Model 50R40029 Single Phase Voltage Monitor has a voltage sensing circuit which constantly monitors the single phase power for a low voltage condition. Single phase motors on fans, compressors, air conditioners, heat pumps, sump pumps, and small conveyor motors are all applicable to the Model 50R. When a harmful condition is detected the MotorSaver's output relay is deactivated after the