Feature: 1. Excellent PC Materials: The photovoltaic low voltage arrester is constructed using flame retardant PC materials and electronic accuracy components. The housing is flame resistant, fireproof, erosion resistant, ensuring stable performance and durability for long lasting use. 2. Multiple Guards: Equipped with overcurrent guard and overvoltage guard functions, the 4P surge arrester device effectively safeguards the AC power system from potential electrical hazards. Users can rest assured knowing that their electrical systems are protected against fluctuations and surges. 3. Efficient Design: The high efficiency design of the voltage arrester device allows it to effectively mitigate electromagnetic interference and thunder strikes, providing a higher level of protection for connected devices and electrical systems. The device is designed for simple installation with a 4P mounting rail, ensuring ease of setup and integration with circuit breakers in distribution boxes. 4. Standard 35MM Rail Mounting: The 4P protective device is designed for seamless installation on standard 35MM mounting rails, allowing for easy compatibility and coordination with circuit breakers in distribution boxes. The work status indication window features a green light for normal operation and a red light for fault detection, providing users with real time feedback on the device's operational status. 5. Reliable Indication: The inclusion of a work status indication window on the device offers users a clear visual indicator of its operational status. The green light signifies normal operation, while the red light indicates a fault, allowing users to quickly identify any issues and take prompt action. The device's robust design, advanced guard features, and user friendly installation make it an ideal choice for ensuring the safety and reliability of electrical systems. Specification: Item Type: 4P Protective Device Material: PC Model: CHLT-40 Rated Working Voltage: AC275V Nominal Discharge Current In: 20kA (8/20s) Maximum Discharge Current Imax: 40kA (8/20s) Voltage Guard Level: 1.5kV Indication: Green Normal, Red Fault Installation: 35mm Standard Mounting Rail Poles: 4P Protective Device. Package List: 1 x 4P Protective Device