

Download new and previously released documents including product document, solutions, cases, coporate report.
View NowReach out to us to receive more information, technical support, assistance with complaints and more.
Get Support
What is the function of the AX-X1 Auxiliary Contact?
It provides a remote electrical signal that reflects the ON/OFF status of the connected circuit breaker, improving system monitoring and fault indication.
Which circuit breakers are compatible with AX-X1?
The AX-X1 is compatible with CHINT NXB-63 and NXB-40 miniature circuit breakers and installs directly onto their left side.
How does the contact operate?
When the breaker closes, terminals 11–14 connect; when it opens, 11–12 connect, providing clear ON/OFF signaling feedback.
How is the AX-X1 installed?
Remove the left cover of the breaker, connect the AX-X1, and mount the entire unit on a TH35-7.5 DIN steel rail.
What is the expected lifespan of AX-X1?
It supports over 10,000 operation cycles, ensuring reliable, long-term performance in control and monitoring applications.