3NB1234-3KK20 SIEMENS

The 3NB1234-3KK20 is a SITOR fuse link designed and manufactured by Siemens. It belongs to the NH2L size category and features blade contacts for secure and reliable connections. This fuse link is specifically engineered for DC applications with a rated voltage (Un DC) of 900V. With a current rating (In) of 400A, it provides robust overcurrent protection for sensitive equipment. The SITOR fuse link offers gR characteristic, ensuring rapid and effective short-circuit protection. A front indicator is integrated into the design, providing immediate visual confirmation of the fuse status. This feature allows for quick identification of blown fuses, minimizing downtime and facilitating efficient maintenance. The 3NB1234-3KK20 SITOR fuse link is ideal for protecting power semiconductors in various applications, including frequency converters, inverters, and UPS systems. Its high breaking capacity and reliable performance make it a crucial component for ensuring the safe and continuous operation of electrical equipment. Siemens SITOR fuse links are known for their quality and adherence to international standards.