3VM9988-0AA12 SIEMENS

The 3VM9988-0AA12 auxiliary switch from Siemens is designed to enhance the functionality of 3VM molded case circuit breakers. This accessory features changeover contacts, also known as SPDT (Single Pole Double Throw) contacts, providing versatile switching options for signaling and control circuits. The HQ type auxiliary switch has a compact design with a 7mm width, ensuring easy integration into the circuit breaker assembly. It allows for remote indication of the circuit breaker's status, such as whether it is open, closed, or tripped. This information can be used for monitoring and control purposes in various applications. The auxiliary switch is easily mounted onto the 3VM circuit breaker, providing a reliable and convenient solution for adding auxiliary contact functionality. Its robust construction ensures reliable operation in demanding environments. By adding the 3VM9988-0AA12 auxiliary switch, users can enhance the monitoring and control capabilities of their 3VM circuit breakers, improving overall system performance and reliability. This accessory is essential for applications requiring remote status indication and control of circuit breakers. It provides a cost-effective and space-saving solution for adding auxiliary contact functionality to 3VM circuit breakers.