amiciSmart 3-Phase Over Under Protection Relay 300-500V LCD Display Voltage Protector(White)

About this product

This contactor-based heavy-duty protection relay is designed to control external contactors for high-load industrial equipment, offering safer and more reliable protection than small inbuilt relay-type devices. It provides advanced 3-phase fault protection including overvoltage, undervoltage, voltage unbalance, and phase failure protection.The device features adjustable protection settings, allowing users to set the overvoltage range from 390-490V, undervoltage range from 300-370V, voltage imbalance from 5 percent to 29 percent, and action delay time from 0.1-25 seconds for customized protection control. A clear LCD display shows real-time voltage readings, fault status, and parameter settings, making monitoring and troubleshooting easier.Ideal for motors, compressors, pump panels, HVAC systems, and other industrial or commercial applications.Note: Contactor is not included and must be purchased separately.Warranty: - The products come with 1 year warranty (To claim warranty feel free to contact amicikart). • Voltage Protector • Category: Mainline • Phase: 3 • Color: White • With Surge Protection