S203MTR-C20

Name: S203MTR-C20
Brand: ABB
SKU: S203MTR-C20

The ABB S203MT-C20 is a high-performance, 3-pole miniature circuit breaker designed for traction and railway applications. It offers reliable overload and short circuit protection with a delayed thermal tripping mechanism and an electromechanical tripping mechanism. Compliant with IEC/EN 60898-1 and IEC/EN 60947-2, this MCB is ideal for various configurations and environments.

Product ModelS203MTR-C20

Material Number2CDS273447R0204

Product ID78666

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203MT-C20 provides comprehensive protection against both overloads and short circuits, ensuring the safety of your electrical system.
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2. Compliance StandardsThis MCB is fully compliant with IEC/EN 60898-1 and IEC/EN 60947-2, ensuring it meets the highest industry standards for safety and performance.
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3. Versatile ConfigurationAvailable in various configurations, including 1P, 1P+N, 2P, 3P, and 3P+N, the S203MT-C20 can be easily integrated into different electrical systems.
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4. High Interrupt RatingWith an interrupt rating of up to 10 kA at 230/400V AC, this MCB can handle high current surges effectively, making it suitable for demanding applications.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

IEC/EN 60947-2

Tripping Characteristic

Rated Voltage (Ur)

440 V

Rated Operational Voltage

440 V AC acc. to IEC 60898-1 440 V acc. to IEC 60947-2 240 V AC

Operational Voltage

Minimum 12 V AC / 12 V DC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V