S203-K1.6NA

Name: S203-K1.6NA
Brand: ABB
SKU: S203-K1.6NA

The ABB S203-K1.6NA miniature circuit breaker provides robust overcurrent protection with two tripping mechanisms, ensuring reliable operation in various environments. It is designed for residential, commercial, and industrial use, meeting international standards for safety and performance.

Product ModelS203-K1.6NA

Material Number2CDS253103R0257

Product ID80276

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Protection MechanismsThe S203-K1.6NA features a delayed thermal tripping mechanism for overload protection and an electromechanical tripping mechanism for short circuit protection, ensuring comprehensive safety.
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2. Compliance with International StandardsCompliant with IEC/EN 60898-1, IEC/EN 60947-2, and UL 1077, this circuit breaker meets stringent safety and performance requirements.
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3. Versatile ApplicationsSuitable for residential, commercial, and industrial applications, making it a versatile solution for various electrical needs.
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4. Compact DesignDesigned for DIN rail mounting, it saves space and enhances installation efficiency with its compact size.
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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

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

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)

4 kV at 2000 m 5 kV at Sea Level 6.2 kV