S201MR-K20

Name: S201MR-K20
Brand: ABB
SKU: S201MR-K20

The ABB S201MR-K20 is a high-performance, 1P miniature circuit breaker with a rated current of 20 A. It offers reliable operation and meets stringent safety standards, making it suitable for a wide range of applications.

Product ModelS201MR-K20

Material Number2CDS271437R0487

Product ID80988

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High PerformanceThe ABB S201MR-K20 is designed to provide consistent and reliable performance, ensuring that your electrical systems operate efficiently and safely.
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2. Safety FeaturesThis circuit breaker is engineered with advanced safety features, including a high interrupting capacity of 10 kA and a breaking capacity of 15 kA, adhering to UL 489 and CSA 22.2 No. 5 standards.
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3. Versatile ApplicationThe S201MR-K20 is versatile and can be used in various applications, from residential to commercial settings, making it a versatile addition to any electrical system.
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4. Durable DesignBuilt with durable materials, this circuit breaker is designed to withstand the rigors of frequent use, ensuring a long lifespan and minimal maintenance.

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 60947-2 230 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 StandardsThe ABB S201MR-K20 meets international standards such as IEC/EN 60947-2, ensuring that it complies with global safety regulations and standards.

Rated Current (In)

20 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) 15 kA (400 V AC) 10 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)

(230 V AC) 10 kA

Rated Frequency (f)

50 / 60 Hz

Power Loss

2.5 W at Rated Operating Conditions per Pole 2.5 W

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

(277 V AC) 10 kA

Width in Number of Modular Spacings

1.0

Product Net Width

17.5 mm

Product Net Height

100 mm

Product Net Depth / Length

71 mm

Product Net Weight

0.14 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)

4897 >> Miniature circuit breakers

Manufacturer ID

2CDS271437R0487