S203MT-D1

Name: S203MT-D1
Brand: ABB
SKU: S203MT-D1

The ABB S203MT-D1 is a 3-pole miniature circuit breaker designed for high installation density and ease of use. It protects electrical circuits against overloads and short circuits, ensuring reliable operation in various applications.

Product ModelS203MT-D1

Material Number2CDS273445R0011

Product ID80685

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Compact DesignThe ABB S203MT-D1 features a compact package, making it ideal for installations where space is limited.
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2. High Installation DensityIts compact design allows for high installation density, making it perfect for applications requiring multiple circuit breakers in a small area.
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3. Ease of UseThe circuit breaker is designed for ease of use, ensuring quick and simple installation and maintenance.
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4. Reliable ProtectionIt provides reliable protection against overloads and short circuits, ensuring the safety and efficiency of your electrical system.
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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, IEC/EN 60947-2, UL 1077, CSA 22.2 No. 235

Tripping Characteristic

Rated Voltage (Ur)

440 V

Rated Operational Voltage

acc. to IEC 60898-1 400 V acc. to IEC 60898-1 440 V acc. to IEC 60947-2 230 V

Operational Voltage

Maximum (Incl. Tolerance) 253 V AC Maximum (Incl. Tolerance) 66 V DC Minimum 12 V AC Minimum 12 V DC

Rated Insulation Voltage (Ui)