S203-K2

Name: S203-K2
Brand: ABB
SKU: S203-K2

The ABB S203-K2 is a versatile 3-pole, 480V, 2A miniature circuit breaker suitable for various applications. It offers thermal magnetic trip curves and meets stringent international standards for reliability and safety.

Product ModelS203-K2

Material Number2CDS253001R0277

Product ID80325

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203-K2 provides robust protection against overloads and short circuits, ensuring the safety of your electrical system.
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2. Versatile ConfigurationAvailable in diverse characteristics (B, C, D, K, Z) and configurations (1P, 1P+N, 2P, 3P, 3P+N, 4P), this MCB can be tailored to fit various electrical needs.
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3. High Breaking CapabilityWith a breaking capability of up to 6 kA at 230/400 V AC, the S203-K2 ensures reliable disconnection in case of a fault.
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4. Compliance with International StandardsMeets IEC/EN 60898-1, IEC/EN 60947-2, UL1077, and CSA 22.2 No. 235 standards, making it suitable for commercial, residential, and industrial applications.
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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