S203MT-Z30

Name: S203MT-Z30
Brand: ABB
SKU: S203MT-Z30

The ABB S203MT-Z30 is a 3-pole miniature circuit breaker designed for reliable electrical distribution. With a rated current of 30A and a short-circuit breaking capacity of 10kA, it provides robust protection against electrical faults. Suitable for various applications, this circuit breaker ensures safe and efficient operation.

Product ModelS203MT-Z30

Material Number2CDS273445R0528

Product ID78953

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203MT-Z30 offers robust protection against electrical faults with its high short-circuit breaking capacity of 10kA.
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2. Efficient OperationDesigned for efficient electrical distribution, this circuit breaker ensures minimal downtime and optimal performance.
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3. Versatile ApplicationsSuitable for a wide range of applications, from industrial settings to commercial environments, the S203MT-Z30 is versatile and reliable.
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4. High Insulation VoltageWith a rated insulation voltage of 440V, this circuit breaker provides excellent insulation and safety features.
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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, CSA 22.2 No. 235

Tripping Characteristic

Rated Voltage (Ur)

440 V

Rated Operational Voltage

acc. to IEC 60898-1 440 V acc. to IEC 60947-2 230 V

Operational Voltage

Maximum (Incl. Tolerance) 253 V AC Maximum (Incl. Tolerance) 66 V DC Minimum 12 V AC Minimum 12 V DC

Rated Insulation Voltage (Ui)