S203-K30

Name: S203-K30
Brand: ABB
SKU: S203-K30

The ABB S203-K30 is a 3-pole miniature circuit breaker with a 30A current rating, offering reliable short-circuit and overload protection. It features a K curve thermal magnetic trip curve and is designed for DIN rail mounting, making it suitable for various industrial applications.

Product ModelS203-K30

Material Number2CDS253001R0527

Product ID75809

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203-K30 provides robust short-circuit and overload protection, ensuring the safety of your electrical system.
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2. Compact DesignWith a DIN rail mounting type, this circuit breaker is perfect for space-constrained industrial settings, offering a compact yet reliable solution.
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3. High Current RatingCapable of handling up to 30A, this breaker is suitable for a wide range of applications, from small to medium-sized industrial equipment.
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4. Thermal Magnetic Trip CurveThe K curve thermal magnetic trip curve ensures precise and reliable operation under various load conditions, providing consistent protection.
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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