S203-B10 UNVERP

Name: S203-B10 UNVERP
Brand: ABB
SKU: S203-B10 UNVERP

The ABB S203-B10 UNVERP is a compact, current-limiting miniature circuit breaker designed for various applications. It features dual tripping mechanisms for both overload and short-circuit protection, ensuring reliable operation and safety.

Product ModelS203-B10 UNVERP

Material Number2CDS253001U0105

Product ID77892

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Dual Tripping MechanismsThe ABB S203-B10 UNVERP boasts two distinct tripping mechanisms: delayed thermal tripping for overload protection and electromechanical tripping for short-circuit protection, providing comprehensive safety and reliability.
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2. Current LimitingThis miniature circuit breaker is designed to limit current in the event of an overload, reducing the risk of damage to the circuit and preventing potential fires.
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3. Versatile ApplicationsSuitable for residential, commercial, and industrial applications, making it a versatile solution for various electrical needs.
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4. High-Quality MaterialsConstructed with high-quality materials, including insulation group II and RAL 7035 housing, ensuring durability and long-lasting performance.

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