5SD7412-1 SIEMENS

The 5SD7412-1 SIEMENS is a type 1 lightning arrester, designed to protect electrical installations from transient overvoltages caused by lightning strikes and switching operations. Classified under requirement class B, this surge protective device (SPD) ensures reliable protection for sensitive electronic equipment. With a maximum continuous operating voltage (UC) of 350V, it is suitable for use in TN-S and TT earthing systems. The 5SD7412-1 features a pluggable design, allowing for easy installation and replacement of protective modules. This 2-pole arrester is configured in a 1+1 circuit, providing both common mode and differential mode protection. It includes a remote signaling contact, enabling real-time monitoring of the arrester's status. This feature allows for prompt identification and replacement of a degraded module, ensuring continuous protection. The robust design and high-quality components of the 5SD7412-1 guarantee a long service life and reliable performance. It effectively diverts surge currents, preventing damage to downstream equipment and minimizing downtime. Compliant with relevant international standards, this lightning arrester offers a comprehensive solution for safeguarding electrical systems against transient overvoltages.