S203MT-K3

Name: S203MT-K3
Brand: ABB
SKU: S203MT-K3

"ABB S203MT-K3: A reliable 3A miniature circuit breaker for traction and railway applications. Meets IEC/EN 60898-1 and IEC/EN 60947-2 standards. Features K tripping characteristic and screw terminal type."

Product ModelS203MT-K3

Material Number2CDS273445R0317

Product ID80434

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliability and Safety\"Ensure safe electrical operations with the ABB S203MT-K3, designed to meet stringent IEC/EN 60898-1 and IEC/EN 60947-2 standards.\"
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2. Versatile Application\"Ideal for traction and railway applications, the S203MT-K3 offers reliable protection in demanding environments.\"
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3. Efficient Design\"With a K tripping characteristic, this MCB provides efficient overload and short-circuit protection, ensuring minimal downtime.\"
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4. Durable Construction\"Built with high-quality materials, the S203MT-K3 offers robust performance and long-lasting durability.\"
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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 60898-1 440 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)