Ensure the safety and reliability of your electrical systems with this advanced Overvoltage and Undervoltage Protection Device, designed to meet modular standards and provide seamless automatic recovery. Built with high-quality electronic components, this protection device offers rapid response to abnormal voltage conditions, safeguarding your equipment and personnel from damage caused by unstable power supply. Key Features: · **Automatic Overvoltage & Undervoltage Protection:** Instantly disconnects power when voltage exceeds 270VAC ±5V or falls below 165VAC ±5V, preventing potential damage to connected devices. · **Automatic Recovery Function:** Once the voltage returns to a safe range, the device automatically restores power within 60 seconds for uninterrupted operation. · **Clear Status Indicators:** Equipped with green and red LED indicators that display real-time working conditions—green signals normal operation, while red indicates overvoltage or undervoltage. · **High Current Capacity:** Supports a maximum transmission current of 40A and a power rating up to 8.8KVA, suitable for a wide range of electrical applications. · **Fast Response & Durability:** Cut-off time is less than 1 second, and the device is rated for up to 100,000 operational cycles, ensuring long-term protection and reliability. · **Energy Efficient:** Low power consumption of less than 2W minimizes energy waste while maintaining constant protection. · **Compact Design for Easy Installation:** Sized at 77 x 35 x 45mm (3.03 x 1.38 x 1.77in), designed for convenient mounting on a standard 35mm DIN rail. Specifications: · Function: Overvoltage & Undervoltage Protection · Maximum Transmission Current: 40A · Maximum Power: 8.8KVA · Overvoltage Cut-Off: >270VAC ±5V · Undervoltage Cut-Off: <165VAC ±5V · Cut-Off Response Time: <1 second · Power Restoration Delay: <60 seconds after blackout · Power Consumption: <2W · Mechanical Service Life: 100,000 cycles · Dimensions: 77 x 35 x 45mm (3.03 x 1.38 x 1.77 inches) · Installation: 35mm DIN Rail Package Includes: · 1 x Overvoltage and Undervoltage Protector Note: When connecting for the first time, please wait approximately 1 minute until the red LED indicator turns off before normal operation begins. The product may ship as either new or old version; both provide the same reliable protection. This Overvoltage and Undervoltage Protection Device is an essential safety component for industrial, commercial, and residential electrical systems, delivering rapid and automatic defense against voltage fluctuations to maintain stable and secure power supply performance.