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NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker
NA8 Air Circuit Breaker

NA8 Air Circuit Breaker

The NA8 Air Circuit Breaker (ACB) is CHINT’s advanced low-voltage power distribution solution, engineered for reliability and intelligent protection. With frame sizes from 1600A to 7500A and breaking capacities in N, H, and HU types, it supports 3P/4P configurations and fixed or draw-out mounting. The NA8 offers comprehensive protection functions, communication-enabled smart control, harmonic monitoring, and multiple interlocking options—ideal for critical power applications in industrial, commercial, and infrastructure settings.

Product Information

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FAQs

 

What protection features does the NA8 ACB provide?

It includes overload, short-circuit (instantaneous & short delay), earth fault protection, harmonic monitoring, and advanced functions via the H or S controller types.

 

Can I monitor and control the breaker remotely?

Yes. The NA8 supports motorized operation, remote closing/opening, communication-enabled monitoring (H type), and IoT functions (S type) for advanced energy management.

 

Is the NA8 suitable for harsh environments?

Yes. It is certified to operate from -5°C to +40°C and special versions can work reliably in -45°C to +70°C. It is EMC-tested for immunity against surges, static discharge, and radio interference.

 

How do I ensure safe maintenance?

The NA8 offers clear disconnected, test, and connected positions for the draw-out type, with optional padlocks and mechanical interlocks to secure the breaker during servicing.

 

Which industries typically use NA8?

It is ideal for power distribution in industrial facilities, data centers, commercial complexes, and infrastructure projects where reliability and intelligent protection are critical.