S203MT-K0.3UC

Name: S203MT-K0.3UC
Brand: ABB
SKU: S203MT-K0.3UC

The ABB S203MT-K0.3UC is a high-performance, low-voltage circuit breaker designed for efficient and safe electrical distribution. It offers reliable operation, high short-circuit breaking capacity, and compliance with major international standards.

Product ModelS203MT-K0.3UC

Material Number2CDS273065R0117

Product ID77667

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable OperationThe ABB S203MT-K0.3UC ensures consistent and reliable operation, even under challenging conditions, thanks to its robust design and high-quality components.
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2. High Short-Circuit Breaking CapacityWith a high short-circuit breaking capacity, this circuit breaker can handle sudden and intense electrical surges, protecting your equipment and personnel.
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3. Compliance with International StandardsThe S203MT-K0.3UC meets and exceeds major international standards, including IEC/EN 60947-2, ensuring it is compatible with a wide range of applications and environments.
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4. Efficient Electrical DistributionDesigned for efficient electrical distribution, this circuit breaker minimizes energy loss and maximizes system performance, making it an ideal choice for various applications.

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)