S203MTR-Z50

Name: S203MTR-Z50
Brand: ABB
SKU: S203MTR-Z50

The ABB S203MTR-Z50 System Pro M Compact Miniature Circuit Breaker offers high performance and reliability. It features a 50A amperage rating, 3 poles, and a 10kA interrupt rating. Suitable for residential, commercial, and industrial applications, this MCB ensures safe and efficient circuit protection.

Product ModelS203MTR-Z50

Material Number2CDS273447R0578

Product ID78984

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High PerformanceThe ABB S203MTR-Z50 is designed to provide superior circuit protection with its high-performance capabilities, ensuring reliable operation under various conditions.
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2. Compact DesignWith dimensions of 69 mm L x 52.5 mm W x 88 mm H, this compact miniature circuit breaker is ideal for space-constrained installations, making it perfect for modern electrical systems.
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3. Wide Application RangeSuitable for residential, commercial, and industrial applications, the S203MTR-Z50 offers versatility in its usage, catering to diverse electrical needs.
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4. Advanced Tripping MechanismEquipped with a delayed thermal tripping mechanism for overload protection and an electromechanical tripping mechanism for short-circuit protection, this MCB ensures comprehensive safety.

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