S203MT-K6

Name: S203MT-K6
Brand: ABB
SKU: S203MT-K6

The ABB S203MT-K6 is a 3-pole miniature circuit breaker with a rated current of 63A. It provides reliable protection and easy installation, making it suitable for various electrical applications.

Product ModelS203MT-K6

Material Number2CDS273445R0377

Product ID80077

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203MT-K6 offers robust protection against electrical faults, ensuring the safety of your equipment and personnel.
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2. Easy InstallationDesigned for simplicity, this circuit breaker can be easily mounted on DIN rail, making it a convenient choice for any electrical setup.
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3. High Current RatingWith a rated current of 63A, the S203MT-K6 is capable of handling high electrical loads, making it ideal for demanding applications.
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4. Wide Operating RangeThe circuit breaker operates within a wide ambient air temperature range of -25°C to +55°C, ensuring it can handle various environmental conditions.
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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)