S203M-D1

Name: S203M-D1
Brand: ABB
SKU: S203M-D1

The ABB S203M-D1 miniature circuit breaker provides current limiting protection with two tripping mechanisms. It is available in a 4P configuration and is suitable for various applications, including residential, commercial, and industrial settings. This MCB complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring high reliability and safety.

Product ModelS203M-D1

Material Number2CDS273001R0011

Product ID80179

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Protection MechanismsThe ABB S203M-D1 features two tripping mechanisms – delayed thermal tripping for overload protection and electromechanical tripping for short circuit protection, ensuring comprehensive safety.
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2. Versatile ConfigurationAvailable in a 4P configuration, this MCB can be easily integrated into various electrical systems, making it versatile for different applications.
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3. Compliance with International StandardsThe product complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring it meets the highest safety and performance requirements.
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4. High Breaking CapacityWith a breaking capacity of up to 10 kA at 230/400 V AC, this MCB can handle high short-circuit currents effectively.

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)