S203M-B25

Name: S203M-B25
Brand: ABB
SKU: S203M-B25

The ABB S203M-B25 is a 3-pole, 25A miniature circuit breaker with a 10kA breaking capacity. It is designed for DIN rail mounting and meets IEC/EN 60898-1 and IEC/EN 60947-2 standards, making it suitable for various applications.

Product ModelS203M-B25

Material Number2CDS273001R0255

Product ID80671

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Breaking CapacityThe ABB S203M-B25 boasts a robust breaking capacity of 10kA, ensuring reliable short-circuit protection in various electrical systems.
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2. DIN Rail MountingDesigned for easy installation on DIN rail, this MCB simplifies your electrical setup, saving time and space.
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3. Compliance with International StandardsMeets IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring it is compliant with global safety regulations.
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4. Versatile ApplicationSuitable for residential, commercial, and industrial applications, making it a versatile choice for diverse electrical needs.
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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)