S203-D20NA

Name: S203-D20NA
Brand: ABB
SKU: S203-D20NA

The ABB S203-D20NA is a miniature circuit breaker designed for 3-pole plus neutral applications, featuring a 20A rating. It provides reliable protection and efficiency in various electrical systems.

Product ModelS203-D20NA

Material Number2CDS253103R0201

Product ID79698

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203-D20NA offers robust protection against electrical overloads and short circuits, ensuring the safety of your electrical system.
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2. Efficient DesignWith its compact design, this circuit breaker is perfect for space-constrained applications, making it ideal for use in residential, commercial, and industrial settings.
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3. Versatile UseThe 3-pole plus neutral configuration makes it suitable for a wide range of applications, including residential and commercial electrical installations.
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4. High-Quality ComponentsManufactured by ABB, a renowned brand in the electrical industry, this circuit breaker is built with high-quality components to ensure reliability and longevity.

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 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)