3WA9111-0AA33 SIEMENS

The 3WA9111-0AA33 is an external metering current sensor meticulously designed as an accessory for 3WA series air circuit breakers, specifically tailored for monitoring the neutral (N) conductor. This sensor is optimized for frame size 3 circuit breakers within the 3WA range, ensuring seamless integration and accurate current measurement. Its primary function is to provide precise current readings from the neutral conductor, enabling comprehensive monitoring of electrical systems. The sensor is engineered for direct bus bar connection, simplifying installation and ensuring a reliable electrical connection. It includes a copper bar, facilitating a secure and efficient connection to the bus bar system. This accessory enhances the capabilities of the 3WA circuit breaker by providing detailed insights into neutral current flow. Accurate monitoring of neutral current is crucial for detecting imbalances and potential faults in electrical systems. By incorporating the 3WA9111-0AA33, users can gain a more complete understanding of their electrical network's performance and safety. This leads to proactive maintenance and improved system reliability.