Single-Phase Overvoltage and Undervoltage Protector

Single-Phase Overvoltage and Undervoltage Protector is an intelligent power protection device designed to automatically disconnect electrical circuits when voltage exceeds or falls below preset safety limits. It protects electrical equipment from voltage instability while ensuring safe and reliable system operation.

Table of Contents

Product Overview

The Single-Phase Overvoltage and Undervoltage Protector continuously monitors line voltage in single-phase power systems. When abnormal voltage conditions occur, the device instantly disconnects the load to prevent damage to electrical equipment.

By allowing adjustable protection parameters, it can be precisely configured to match real-world operating conditions, making it suitable for both commercial and industrial power environments.

Key Features

  • Overvoltage Protection: Automatically disconnects load when voltage exceeds safe limits

  • Undervoltage Protection: Prevents equipment damage caused by low voltage

  • Adjustable Voltage Parameters: Customizable thresholds for different applications

  • Automatic Recovery: Reconnects power when voltage returns to normal range

  • Real-Time Voltage Monitoring: Continuous detection of voltage fluctuations

  • Compact Design: Easy integration into distribution panels

Technical parameters

Typical Applications

  • Residential and commercial power distribution boards

  • Electrical appliances and sensitive equipment protection

  • Lighting and control circuits

  • Small industrial machinery

  • Power panels in unstable voltage environments

FAQ

The device is designed to protect single-phase systems against abnormal voltage conditions by disconnecting loads when voltage exceeds or drops below user-defined safety thresholds.

 

Yes. Adjustable voltage parameters allow configuration based on local grid conditions, making it suitable for markets with frequent voltage fluctuations.

 

Yes. Its compact design allows easy installation inside electrical distribution boards and control panels.

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Interested in this product? Please fill out the form below to receive a detailed quote or more information.

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