3VA9988-0AA23 SIEMENS

The 3VA9988-0AA23 is a leading changeover switch designed as an electronic accessory for Siemens 3VA1 and 3VA20 up to 3VA25 molded case circuit breakers. This changeover switch features changeover contacts of type HQ, measuring 7mm, ensuring reliable and efficient switching operations. It facilitates the transfer of electrical loads between different power sources, enhancing system resilience and minimizing downtime. The accessory seamlessly integrates with compatible 3VA circuit breakers, providing a convenient solution for applications requiring power source redundancy. Its robust design and high-quality materials guarantee long-term performance and operational safety. The 3VA9988-0AA23 simplifies the implementation of changeover functionality, reducing installation time and complexity. It is suitable for a wide range of industrial and commercial applications where uninterrupted power supply is critical. This changeover switch optimizes power distribution and enhances the overall reliability of electrical systems. By providing a dependable means of switching between power sources, it safeguards against power outages and ensures continuous operation of essential equipment.