S203MTR-C8

Name: S203MTR-C8
Brand: ABB
SKU: S203MTR-C8

The Abb S203MTR-C8 is a miniature circuit breaker specifically designed for traction and railway applications. It offers high breaking capacity and reliable operation in extreme conditions, ensuring safe and efficient protection. Compliant with IEC/EN 60947-2 and NFPA-130, it is ideal for use in rolling stock.

Product ModelS203MTR-C8

Material Number2CDS273447R0084

Product ID79414

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Breaking CapacityThe S203MTR-C8 features a high breaking capacity of up to 25 kA AC and 10 kA DC, making it suitable for demanding railway applications.
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2. Reliable OperationDesigned for extreme conditions, this circuit breaker operates reliably in temperatures ranging from -40°C to +55°C, ensuring continuous protection.
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3. Compliance with StandardsCompliant with IEC/EN 60947-2 and NFPA-130, the S203MTR-C8 meets stringent safety standards for traction and railway applications.
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4. Compact DimensionsWith dimensions of 52.5 mm x 88 mm x 69 mm, the S203MTR-C8 offers compact and space-saving design, ideal for modern rolling stock.
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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