S203MTR-K4

Name: S203MTR-K4
Brand: ABB
SKU: S203MTR-K4

"ABB S203MTR-K4: Reliable 3P-K-4A miniature circuit breaker with current limiting and dual tripping mechanisms for overload and short circuit protection. Suitable for residential, commercial, and industrial use."

Product ModelS203MTR-K4

Material Number2CDS273447R0337

Product ID80315

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Protection\"The ABB S203MTR-K4 offers robust protection against overloads and short circuits, ensuring the safety of your electrical systems.\"
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2. Dual Tripping Mechanisms\"Equipped with both delayed thermal and electromechanical tripping mechanisms, this MCB provides comprehensive protection in various conditions.\"
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3. Current Limiting\"Current limiting technology helps in reducing the risk of damage to your electrical equipment during overcurrent conditions.\"
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4. Versatile Applications\"Suitable for residential, commercial, and industrial applications, making it a versatile choice for diverse electrical needs.\"
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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