S203MT-Z6UC

Name: S203MT-Z6UC
Brand: ABB
SKU: S203MT-Z6UC

- The ABB S203MT-B6UC is a reliable miniature circuit breaker offering robust short-circuit protection for AC and DC applications. With a tripping characteristic of B and a rated voltage of 440 V, it ensures safe and efficient operation.

Product ModelS203MT-Z6UC

Material Number2CDS273065R0378

Product ID79226

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Feature1. Reliable Protection The ABB S203MT-B6UC provides robust short-circuit protection, ensuring the safety of your electrical system and preventing damage from overloads and short circuits.
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Feature2. Flexible Application Designed for both AC and DC applications, this circuit breaker offers flexibility in various electrical installations, making it a versatile choice for different needs.
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Feature3. High Short-Circuit Breaking Capacity With a rated breaking capacity of 10 kA, the ABB S203MT-B6UC can handle high short-circuit currents, providing reliable protection in critical situations.
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Feature4. Easy Installation The device features a built-in mounting style, making it easy to integrate into your electrical system without requiring additional installation hardware.

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)