S203M-C40

Name: S203M-C40
Brand: ABB
SKU: S203M-C40

The ABB S203M-C40 is a 3-pole, 40A miniature circuit breaker designed for compact installations, offering current limiting mechanisms and high breaking capacities. It complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards, making it suitable for residential, commercial, and industrial applications.

Product ModelS203M-C40

Material Number2CDS273001R0404

Product ID77936

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Compact DesignThe S203M-C40 is designed for compact installations, saving space and enhancing efficiency in electrical systems.
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2. Current Limiting MechanismsEquipped with both delayed thermal tripping for overload protection and electromechanical tripping for short circuit protection, ensuring reliable and efficient operation.
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3. High Breaking CapacitiesCapable of breaking currents up to 10 kA at 230/400 V AC, providing robust protection against short circuits and overloads.
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4. Compliance with International StandardsMeets IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring compatibility and reliability in various 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 60898-1 CSA 22.2 No. 235 IEC/EN 60947-2 UL 1077

Tripping Characteristic

Rated Operational Voltage

acc. to IEC 60898-1 400 V AC acc. to IEC 60898-1 400 V acc. to IEC 60947-2 440 V AC

Operational Voltage

Maximum (Incl. Tolerance) 440 V AC Minimum 12 V AC Minimum 12 V DC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)