5SD7412-3 SIEMENS

The 5SD7412-3 SIEMENS is a type 1 lightning arrester, designed to safeguard electrical installations from transient overvoltages caused by lightning strikes and surges. It boasts a 12.5 kA surge capacity, making it suitable for lightning protection classes III and IV, according to IEC 61643-11. This arrester is specifically configured for 3-wire networks, encompassing Line (L), Neutral (N), and Protective Earth (PE) conductors. It features a maximum continuous operating voltage (UC) of 335V between Line and Neutral (L-N) and 264V AC between Neutral and Protective Earth (N-PE). The 5SD7412-3 provides reliable protection against lightning-induced surges, preventing damage to sensitive electronic equipment and ensuring the continuity of power supply. A mechanical defect indication provides visual status of the arrester. Remote signaling capability allows for remote monitoring of the arrester's condition, enabling proactive maintenance and reducing downtime. Its robust design ensures long-term reliability and effective surge protection. This lightning arrester is an essential component for comprehensive surge protection in residential, commercial, and industrial applications. It contributes significantly to the overall safety and resilience of electrical systems.