S203M-K1.6

Name: S203M-K1.6
Brand: ABB
SKU: S203M-K1.6

The ABB S203M-K1.6 is a compact, current-limiting miniature circuit breaker suitable for 3-pole applications. It offers delayed thermal tripping for overload protection and electromechanical tripping for short circuits, ensuring reliable and efficient operation.

Product ModelS203M-K1.6

Material Number2CDS273001R0257

Product ID78942

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Dual Tripping MechanismsThe S203M-K1.6 features two tripping mechanisms: delayed thermal tripping for overload protection and electromechanical tripping for short circuit protection, providing comprehensive safety and reliability.
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2. Current LimitingDesigned as a current-limiting device, the S203M-K1.6 helps in reducing the peak current during a fault, thereby minimizing damage to the circuit and equipment.
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3. Wide Application RangeSuitable for residential, commercial, and industrial applications, the S203M-K1.6 can handle various electrical demands with ease.
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4. Compliance with International StandardsThe S203M-K1.6 complies with IEC/EN 60898-1 and IEC/EN 60947-2, ensuring it meets the highest international standards for safety and performance.

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

Operational Voltage

Maximum (Incl. Tolerance) 440 V AC 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)