S203M-K2UC

Name: S203M-K2UC
Brand: ABB
SKU: S203M-K2UC

The ABB S203M-K2UC is a versatile 3-pole miniature circuit breaker with a K tripping characteristic and 2 A rated current. It provides reliable protection against overloads and short circuits, making it suitable for various electrical applications.

Product ModelS203M-K2UC

Material Number2CDS273061R0277

Product ID110523

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203M-K2UC offers robust protection against overloads and short circuits, ensuring the safety of your electrical system.
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2. Versatile ApplicationSuitable for residential, commercial, and industrial applications, this circuit breaker is designed to meet diverse electrical needs.
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3. Compact DesignWith its compact and modular design, the S203M-K2UC is easy to install in electrical distribution boards, consumer units, and control panels.
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4. Easy OperationThe user-friendly ON/OFF switch and clear indication of the tripped state make operation and troubleshooting straightforward.
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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

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

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)

4 kV at 2000 m 5 kV at Sea Level 6.2 kV

Input Voltage Type