S203MT-Z3UC

Name: S203MT-Z3UC
Brand: ABB
SKU: S203MT-Z3UC

"ABB's S203MT-Z3UC is a high-performance miniature circuit breaker designed for traction applications. It offers current limiting and short circuit protection, ensuring reliable operation in railway and industrial settings. Compliant with major international standards, this compact MCB is ideal for flexible AC/DC operations."

Product ModelS203MT-Z3UC

Material Number2CDS273065R0318

Product ID79245

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Performance\"The S203MT-Z3UC delivers exceptional performance in traction applications, ensuring reliable operation under various conditions.\"
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2. Current Limiting and Short Circuit Protection\"Equipped with current limiting and short circuit protection mechanisms, this MCB safeguards against overload and short circuit risks.\"
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3. Compliance with International Standards\"Compliant with major international standards such as IEC/EN 60947-2 and NFF16-101/102, ensuring global compatibility and safety.\"
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4. Compact Design\"The compact design of the S203MT-Z3UC allows for easy installation and space-saving integration 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

CSA 22.2 No. 235 IEC/EN 60947-2 UL 1077

Tripping Characteristic

Rated Operational Voltage

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

Operational Voltage

Maximum (Incl. Tolerance) 462 V AC Maximum (Incl. Tolerance) 500 V DC 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)