S203MTR-K2

Name: S203MTR-K2
Brand: ABB
SKU: S203MTR-K2

The S203MTR-K2 is a compact, reliable miniature circuit breaker designed for high breaking capacity and extreme conditions. It offers thermal-magnetic trip protection and is CE certified, making it ideal for industrial applications requiring maximum circuit protection.

Product ModelS203MTR-K2

Material Number2CDS273447R0277

Product ID77885

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Compact DimensionsThe S203MTR-K2 boasts compact dimensions, measuring 85 x 69 x 17.5 mm, making it perfect for space-constrained environments.
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2. High Breaking CapacityWith a high breaking capacity of up to 10 kA DC and 6 kA AC, this breaker ensures reliable operation in extreme conditions.
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3. Thermal-Magnetic Trip ProtectionThe S203MTR-K2 features thermal-magnetic trip protection according to B, C, D, K, and Z characteristics, providing maximum circuit protection.
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4. CE CertifiedThe breaker is CE certified, ensuring compliance with European safety standards and regulations.
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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