S203MTR-Z1

Name: S203MTR-Z1
Brand: ABB
SKU: S203MTR-Z1

The ABB S203MT-Z1 is a 3P miniature circuit breaker with a rated current of 1 A, designed for reliable protection in electrical systems. It features DIN rail mounting and robust insulation, ensuring safe operation and efficient performance.

Product ModelS203MTR-Z1

Material Number2CDS273447R0218

Product ID79560

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203MT-Z1 offers robust protection against overvoltage and short circuits, ensuring the safety of your electrical systems.
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2. Efficient PerformanceWith a low power loss of 6.9 W at rated operating conditions, this MCB ensures efficient performance and minimal energy consumption.
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3. DIN Rail MountingEasy to install on DIN rail TH35-7.5 or TH35-15, the S203MT-Z1 is designed for seamless integration into your electrical setup.
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4. High Insulation StandardsMeeting IEC/EN 60664-1 standards, this MCB features high insulation voltage (440 V) and withstands dielectric test voltages of up to 2 kV.
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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 60947-2

Tripping Characteristic

Rated Voltage (Ur)

440 V

Rated Operational Voltage

440 V AC acc. to IEC 60898-1 440 V acc. to IEC 60947-2 240 V AC

Operational Voltage

Minimum 12 V AC / 12 V DC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V