ABB 1SDA054206R1 Molded/molded case circuit breaker

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1. Product Overview

The ABB 1SDA054206R1 is a high-performance molded case circuit breaker (MCCB) designed for low-voltage power distribution systems to provide overload, short-circuit, and leakage protection.
Featuring advanced thermal-magnetic trip technology, it offers high reliability and long service life, effectively protecting circuits and equipment. Widely used in industrial, commercial, and residential power systems.

2. Main Technical Specifications

3. Advantages and Features

1. Reliable Protection
   Thermal-magnetic trip provides both overload and short-circuit protection.

2. Fast Short-Circuit Response
   High breaking capacity quickly disconnects short-circuit currents, protecting circuits and equipment.

3. Durable and Long Life
   Industrial-grade design with long mechanical and electrical life, suitable for frequent operation.

4. Easy Installation and Maintenance
   Modular design supports panel or DIN rail mounting with simple wiring.

5. Wide Application
   Suitable for industrial, commercial, and residential low-voltage systems to protect electrical circuits.

4. Typical Applications

• Industrial low-voltage distribution systems

• Commercial building power distribution

• Factory production line and control cabinet protection

• Motor protection and control

• Residential and office building electrical safety

Used for overload, short-circuit protection, and equipment safety control.

5. Installation and Usage Notes

1. Ensure the rated current and voltage match the load before installation.

2. Disconnect power before wiring for safety.

3. Install in a dry, ventilated distribution panel, avoiding dust and moisture.

4. Periodically check breaker status and contact functionality to ensure reliable protection.

5. Maintenance and commissioning should be performed by qualified electrical personnel.

The structure and details of the product：

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