S203MR-K13

Name: S203MR-K13
Brand: ABB
SKU: S203MR-K13

The ABB S203MR-K13 is a 3-pole miniature circuit breaker with a rated current of 13 A. It features a trip curve K and meets IP20 environmental standards, ensuring reliable operation in various industrial and commercial settings.

Product ModelS203MR-K13

Material Number2CDS273437R0447

Product ID78123

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliability and SafetyThe ABB S203MR-K13 is designed to provide reliable and safe electrical distribution. Its high interrupt ratings ensure that it can handle sudden surges in current, preventing damage to equipment and ensuring the safety of personnel.
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2. Versatile ApplicationThis miniature circuit breaker is suitable for a wide range of applications, including industrial and commercial settings. Its versatility makes it an essential component in many electrical systems.
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3. Environmental ComplianceThe ABB S203MR-K13 meets IP20 environmental standards, protecting against solid objects larger than 1 mm in diameter. This ensures that the breaker operates effectively in various environments without compromising its performance.
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4. Efficient OperationWith its trip curve K, the ABB S203MR-K13 is designed to provide efficient operation. It quickly detects and responds to changes in current, ensuring that the electrical system remains stable and efficient.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

CSA 22.2 No. 235 IEC/EN 60947-2 UL 1077

Tripping Characteristic

Rated Operational Voltage

acc. to IEC 60898-1 400 V AC acc. to IEC 60898-1 400 V acc. to IEC 60947-2 400 V AC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)

4 kV at 2000 m 5 kV at Sea Level 6.2 kV

Input Voltage Type

5. Compliance with RegulationsThe ABB S203MR-K13 complies with EU Directive 2011/65/EU and Amendment 2015/863, ensuring that it meets all relevant regulatory requirements. This makes it a reliable choice for applications where compliance is crucial.

Rated Current (In)

13 A

Rated Short-Circuit Capacity

(230 V AC) 10 kA (400 V AC) 10 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(230 V AC) 10 kA (400 V AC) 15 kA (400 V) 6 kA

Rated Conditional Short-Circuit Current (Inc)

(230 V) 10 kA (400 V) 10 kA

Rated Service Short-Circuit Breaking Capacity (Ics)

(400 V AC) 11.2 kA

Rated Frequency (f)

50 / 60 Hz

Energy Limiting Class

Number of Protected Poles

Number of Poles

Overvoltage Category

III

Accessories Available

Yes

Connecting Capacity

Flexible with Ferrule 0.75 ... 25 mmÂ² Flexible 0.75 ... 25 mmÂ² Flexible 0.75 ... 25 mmÂ² Rigid 0.75 ... 35 mmÂ² Stranded 0.75 ... 35 mmÂ²

Terminal Type

Double Clamp

Ambient Air Temperature

Operation -25 ... +55 Â°C

Degree of Protection

IP20

Pollution Degree

Interrupting Rating acc. to UL1077

(480Y / 277 V AC) 10 kA

Width in Number of Modular Spacings

3.0

Product Net Width

52.5 mm

Product Net Height

100 mm

Product Net Depth / Length

71 mm

Product Net Weight

0.42 kg

Built-In Depth (t2)

69 mm

ETIM 8

EC000042 - Miniature circuit breaker (MCB)

ETIM 9

EC000042 - Miniature circuit breaker (MCB)

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

WEEE B2C / B2B

Business To Business

CN8

8536 20 10

UNSPSC

39121603

eClass

V11.0 : 27141901

IDEA Granular Category Code (IGCC)

4899 >> Miniature circuit breaker (MCB) screw-in model

Manufacturer ID

2CDS273437R0447