Name: AX-1 Auxiliary contact
Brand: Chint

AX-1 Auxiliary contact

The CHINT AX-1 Auxiliary Contact is a compact signaling accessory designed for DZ158 and DZ158LE circuit breakers. It provides clear indication of the device’s ON/OFF status and can be mounted on the left side of the breaker using its dedicated pin. Built to IEC/EN 60947-5-1 standards, this auxiliary contact ensures reliable electrical signaling and long service life in both residential and industrial power distribution systems. Its modular DIN-rail design allows quick installation and secure operation under demanding electrical environments.

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FAQs

What is the main function of the AX-1 Auxiliary Contact?

It provides remote or local signaling of the breaker’s contact position, showing whether the DZ158 or DZ158LE is open or closed.

How is the AX-1 installed?

The device is mounted on the left side of the circuit breaker using its built-in special pin, then secured onto a standard DIN rail for easy integration.

Is the AX-1 suitable for both AC and DC systems?

Yes. It supports both AC 415V / 3A and DC 125V / 1A, ensuring versatile use across various low-voltage circuits.

How durable is the AX-1 in operation?

The auxiliary contact offers a mechanical life of 10,000 cycles and an electrical life of over 6,000 operations, ensuring long-term reliability in control panels and protection systems.

What environmental conditions can it operate under?

It functions efficiently between –5°C and +40°C, with storage capability from –25°C to +70°C, and complies with IP20 protection standards for safe indoor use.

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AX-1 Auxiliary contact

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