AX-X3 Auxiliary contact Datasheet & Manual

AX-X3 Auxiliary contact

The AX-X3 Auxiliary Contact is an essential circuit breaker accessory engineered for precise remote status indication. Designed for seamless integration with NXB-125 and NXB-125G series circuit breakers, this contact provides reliable long-distance signaling of the breaker's open/close position. Supporting both AC (up to 415V) and DC (up to 130V) voltages, it meets IEC60947-5 standards and offers a robust mechanical life of over 10,000 operations, ensuring durable performance for enhanced electrical system monitoring.

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FAQs

What is the main purpose of the AX-X3 Auxiliary Contact?

It enables remote indication of circuit breaker status, allowing control systems or panels to monitor ON/OFF or trip conditions.

Which circuit breakers are compatible with AX-X3?

It is designed to work specifically with CHINT NXB-125 and NXB-125G circuit breakers.

How does the AX-X3 operate?

When the breaker closes, terminals 11–14 connect; when it opens, terminals 11–12 connect, providing clear electrical signal feedback for system monitoring.

How is the AX-X3 installed?

Simply remove the left cover of the circuit breaker, attach the AX-X3, and mount the assembly on a TH35-7.5 DIN rail as illustrated in the catalog’s installation diagram.

What ensures its reliability?

It meets IEC 60947-5-1 standards, operates over 10,000 cycles, and features durable construction suitable for both AC and DC systems.

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AX-X3 Auxiliary contact

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