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3200A Air Circuit Breaker ARW1-3200 - China Suppliers & Factory - ACB Drawer/Fixed Switch for 400VAC/690VAC 3/4 Poles

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Product Detail

ARW1 Highlights

Frame circuit breakers (ACBs) can be classified according to their protection functions as follows:

Classification Options:

• Four section protective frame circuit breaker: LSIG

• Three stage protective frame circuit breaker: LSI

Overload Long Delay

Short circuit short delay

Short circuit instantaneous

Earth fault protection

In addition to protection functions, 400V air circuit breakers offer a variety of operating features, making them easy to use and maintain. It is equipped with a range of accessories, including auxiliary contacts, shunt releases and undervoltage releases, which enhance its functionality and performance. The 400V air circuit breaker adopts a modular design, which makes installation and maintenance easy, reduces downtime and ensures reliable operation of the electrical system.

ARW1

Frequently Asked Questions (FAQ)

Q: How are ARW1 frame circuit breakers classified by protection functions?

They are classified into two categories: Four-section protection frame circuit breakers (LSIG) and Three-section protection frame circuit breakers (LSI).

Q: What do the letters L, S, I, and G stand for in ACB protection?

L stands for Overload Long Delay, S for Short circuit short delay, I for Short circuit instantaneous, and G for Earth fault protection.

Q: What accessories are available for the 400V air circuit breaker?

It supports a wide range of accessories including auxiliary contacts, shunt releases, and undervoltage releases to customize and enhance its operational performance.

Q: What are the benefits of the modular design in 400V air circuit breakers?

The modular design simplifies the installation and maintenance processes, reduces operational downtime, and ensures the reliable performance of the entire electrical system.

Q: Does the 400V air circuit breaker support earth fault protection?

Yes, the four-section protection frame circuit breaker configuration (LSIG) includes dedicated Earth fault protection (G).