3VA9447-0HC15 SIEMENS

The 3VA9447-0HC15 is a synchronizable stored energy operator (SEO) from Siemens, designed to enhance the functionality and reliability of 3VA63 and 3VA64 molded case circuit breakers (MCCBs). This accessory incorporates a 24 V DC power supply and a communications module, enabling seamless integration with automation systems. The SEO ensures a dependable tripping operation, even in situations where the main power supply is interrupted. It stores energy to guarantee the circuit breaker's ability to open or close, providing a crucial safety feature for critical applications. The integrated communications module facilitates remote monitoring and control, allowing users to access real-time status information and perform remote operations. This capability enhances system visibility and enables proactive maintenance, minimizing downtime and improving overall system performance. The 3VA9447-0HC15 is an ideal solution for applications requiring high reliability and remote control capabilities, such as data centers, industrial automation, and critical infrastructure. Its synchronizable feature allows for coordinated operation with other devices, further enhancing system-level control and protection. By providing a reliable backup power source and advanced communication features, this SEO significantly improves the safety, reliability, and manageability of electrical distribution systems using 3VA MCCBs.