ABB S202M-C40 2CDS272001R0404 Miniature Circuit Breaker

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1. Overview

The ABB S202M-C40 2CDS272001R0404 Miniature Circuit Breaker (MCB) is a high-performance overcurrent and short-circuit protection device for low-voltage distribution systems. The C-type characteristic ensures fast tripping under overload or short-circuit conditions, protecting electrical equipment and circuits while allowing easy operation and maintenance. The S202M series features a compact design suitable for industrial, commercial, and residential applications.

2. Technical Specifications

3. Advantages and Features

1. Fast Tripping Protection – Quickly disconnects current during overload or short-circuit to protect equipment.

2. Compact Design – Saves space in distribution panels, easy to install.

3. High Reliability – Compliant with IEC/EN standards, durable for long-term use.

4. Visual Operation – Handle position clearly visible for easy operation and inspection.

5. Wide Applicability – C-type tripping suitable for industrial, commercial, and residential loads.

6. Easy Maintenance – Modular design allows easy removal and replacement.

4. Applications

• Industrial low-voltage distribution systems

• Commercial and office building distribution

• Residential distribution panels

• Motor, lighting, and general load protection

• Small distribution equipment and control cabinets

5. Installation and Maintenance Notes

1. Use Within Rated Parameters – Ensure rated current, voltage, and load type compliance.

2. Operating Environment – Temperature range -25–40°C; avoid high humidity and corrosive environments.

3. Proper Wiring – Follow wiring diagrams and manuals for reliable connections.

4. Regular Inspection – Check handle position, housing, and terminals for safety.

5. Avoid Frequent Operation – Prevent mechanical wear affecting lifespan.

6. Professional Installation – Installation and maintenance should be carried out by qualified electricians.

The structure and details of the product：

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