S203-B13NA

Name: S203-B13NA
Brand: ABB
SKU: S203-B13NA

The ABB S203-B13NA is a compact, current-limiting miniature circuit breaker with a rated current of 13A and 4 poles. It features failsafe bi-directional terminals and is designed for residential, commercial, and industrial use, ensuring reliable overload and short-circuit protection.

Product ModelS203-B13NA

Material Number2CDS253103R0135

Product ID79823

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Current Limiting MechanismThe ABB S203-B13NA features a current limiting mechanism, which helps in reducing the risk of electrical fires by interrupting the circuit before it reaches a dangerous level.
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2. Reliable Overload ProtectionEquipped with a delayed thermal tripping mechanism, this circuit breaker provides reliable overload protection, ensuring your electrical system remains safe and functional.
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3. Short Circuit ProtectionThe electromechanical tripping mechanism offers robust short circuit protection, quickly isolating the circuit in case of a short circuit, thereby preventing damage to the electrical system.
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4. Compact DesignThe S203-B13NA is designed to be compact and space-efficient, making it ideal for installations where space is limited. Its small footprint allows for easy integration into various electrical systems.

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)