S203MTR-Z4

Name: S203MTR-Z4
Brand: ABB
SKU: S203MTR-Z4

"ABB S203M-Z4 Miniature Circuit Breaker - 3P - Z - 4A. Current limiting with delayed thermal and electromechanical tripping. Ideal for residential, commercial, and industrial use. 3 poles, 4A rated current."

Product ModelS203MTR-Z4

Material Number2CDS273447R0338

Product ID80414

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Advanced Tripping Mechanisms\"The ABB S203M-Z4 features two tripping mechanisms: delayed thermal for overload protection and electromechanical for short circuit protection, ensuring reliable and efficient operation.\"
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2. Versatile Applications\"Suitable for residential, commercial, and industrial applications, making it a versatile solution for various electrical needs.\"
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3. High Breaking Capacity\"With a high breaking capacity of up to 10 kA at 230/400 V AC, the S203M-Z4 provides robust protection against electrical surges.\"
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4. Compliance with International Standards\"Compliant with IEC/EN 60898-1 and IEC/EN 60947-2, ensuring it meets the highest international safety standards.\"
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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