S203-Z0.5

Name: S203-Z0.5
Brand: ABB
SKU: S203-Z0.5

"ABB S203-Z0.5 miniature circuit breaker offers current limiting and dual tripping mechanisms for reliable overload and short circuit protection. Suitable for residential, commercial, and industrial use."

Product ModelS203-Z0.5

Material Number2CDS253001R0158

Product ID69175

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Protection\"The ABB S203-Z0.5 miniature circuit breaker provides reliable protection against overloads and short circuits, ensuring the safety of your electrical system.\"
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2. Dual Tripping Mechanisms\"Equipped with two different tripping mechanisms—delayed thermal tripping for overload protection and electromechanical tripping for short circuit protection—this MCB offers comprehensive safety.\"
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3. Versatile Applications\"Ideal for residential, commercial, and industrial applications, the ABB S203-Z0.5 is a versatile solution for various electrical needs.\"
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4. Compliance with Standards\"Compliant with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077, this MCB meets stringent safety standards for global use.\"

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