S203MT-Z40UC

Name: S203MT-Z40UC
Brand: ABB
SKU: S203MT-Z40UC

The ABB S203MT-Z40UC is a high-reliability miniature circuit breaker designed to meet the stringent standards of IEC/EN 60898-1 and 60947-2. With a rated current of 40A, it provides robust protection for your electrical system, ensuring safe and efficient operation.

Product ModelS203MT-Z40UC

Material Number2CDS273065R0558

Product ID80817

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203MT-Z40UC is engineered to provide reliable protection for your electrical system, ensuring the safety of your equipment and personnel.
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2. High-Rated CurrentWith a rated current of 40A, this miniature circuit breaker is suitable for a wide range of applications, from residential to industrial settings.
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3. Compliance with International StandardsMeets IEC/EN 60898-1 and 60947-2 standards, ensuring compliance with international safety and performance requirements.
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4. Durable ConstructionBuilt with high-quality materials, the ABB S203MT-Z40UC offers a long lifespan and resistance to environmental conditions, including shock, vibration, and temperature fluctuations.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

CSA 22.2 No. 235 IEC/EN 60947-2 UL 1077

Tripping Characteristic

Rated Operational Voltage

acc. to IEC 60898-1 440 V AC acc. to IEC 60898-1 440 V DC acc. to IEC 60898-1 440 V acc. to IEC 60947-2 440 V AC acc. to IEC 60947-2 440 V DC

Operational Voltage

Maximum (Incl. Tolerance) 462 V AC Maximum (Incl. Tolerance) 500 V DC 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)