S203M-C63DC

Name: S203M-C63DC
Brand: ABB
SKU: S203M-C63DC

Compact, reliable, and versatile, the ABB S203M-C63DC miniature circuit breaker is designed for DC applications. It features a Type C tripping characteristic and DIN rail mounting for easy installation.

Product ModelS203M-C63DC

Material Number2TAZ112300R1634

Product ID78858

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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Feature1. Compact Design The ABB S203M-C63DC is designed to be compact, making it ideal for space-constrained electrical systems. Its small footprint allows for easy installation in a variety of settings.
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Feature2. Reliable Performance With a high short-circuit breaking capacity, the S203M-C63DC ensures reliable performance under demanding conditions. It is designed to protect electrical systems from short circuits and overloads effectively.
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Feature3. Versatile Application This miniature circuit breaker is suitable for a wide range of DC applications, including industrial and commercial settings. Its versatility makes it a go-to solution for various electrical protection needs.
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Feature4. Type C Tripping Characteristic The S203M-C63DC features a Type C tripping characteristic, which provides a balance between sensitivity and reliability. This characteristic ensures that the breaker trips quickly in case of a fault, minimizing damage to the electrical system.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Tripping Characteristic

Rated Current (In)

63 A

Power Loss

16.77 W

Number of Poles

Product Net Width

52.5 mm

Product Net Height

85 mm

Feature5. DIN Rail Mounting The DIN rail mounting of the S203M-C63DC makes installation easy and efficient. This feature allows for quick and secure mounting, reducing the time and effort required for setup.

Feature6. High Short-Circuit Breaking Capacity With a high short-circuit breaking capacity, the S203M-C63DC can handle significant fault currents without failing. This ensures that the electrical system remains protected even under extreme conditions.

Feature7. Compliance with International Standards The S203M-C63DC complies with international standards such as IEC/EN 60898-2 and IEC/EN 60947-2, ensuring that it meets the highest safety and performance standards. This compliance provides peace of mind for users in terms of safety and reliability.

Feature8. Easy Integration with System pro M compact Accessories The S203M-C63DC can be easily integrated with other System pro M compact accessories, making it a seamless addition to existing electrical systems. This compatibility ensures that the breaker can be used in a variety of configurations without additional hassle.

Feature9. Long-Term Reliability Designed for long-term reliability, the S203M-C63DC is built to withstand the demands of continuous operation. Its robust construction ensures that it remains functional over an extended period, providing consistent protection to the electrical system.

Feature10. Energy Limiting Class (B, C up to 40A) The S203M-C63DC operates within the energy limiting class (B, C up to 40A), which means it can handle a wide range of current levels while limiting the energy released during a fault. This feature helps in preventing damage to the electrical system and ensures safe operation.

Product Net Depth / Length

Product Net Weight

0.375 kg

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

WEEE B2C / B2B

Business To Business

CN8

8536200000

Object Classification Code

Manufacturer ID

2TAZ112300R1634