AX-X1 Auxiliary Contact Datasheet & Manual

AX-X1 Auxiliary Contact

The CHINT AX-X1 Auxiliary Contact is designed to provide remote indication of circuit breaker status (ON/OFF) for NXB-63 and NXB-40 series breakers. It enables long-distance signal transmission, helping improve monitoring, control, and safety in electrical systems.

Built to IEC60947-5 standards and certified for CE and RoHS, the AX-X1 offers high reliability with a ≥10,000-cycle lifespan, a compact structure, and easy installation on TH35-7.5 DIN rails, making it ideal for modern low-voltage distribution panels.

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FAQs

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.

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