S203-C63

Name: S203-C63
Brand: ABB
SKU: S203-C63

ABB S203-C63: 3-pole, 63A MCB with C curve, current limiting, thermal and electromechanical tripping. Compliant with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077. Ideal for residential, commercial, and industrial use.

Product ModelS203-C63

Material Number2CDS253001R0634

Product ID78950

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Comprehensive ProtectionThe ABB S203-C63 offers dual tripping mechanisms: delayed thermal tripping for overload protection and electromechanical tripping for short circuit protection, ensuring comprehensive circuit safety.
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2. Versatile ApplicationsDesigned for various applications, including residential, commercial, and industrial settings, making it a versatile solution for diverse electrical needs.
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3. High Breaking CapacityWith a breaking capacity of up to 6 kA at 230/400 V AC, the S203-C63 can handle high short-circuit currents effectively, ensuring reliable operation under demanding conditions.
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4. Compliance with International StandardsThe product complies with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077 standards, ensuring it meets the highest safety and performance requirements globally.

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)