S203MR-K0.2

Name: S203MR-K0.2
Brand: ABB
SKU: S203MR-K0.2

The ABB S203MR-K0.2 is a high-quality, 0.2A, three-pole miniature circuit breaker designed for reliable performance and safety. With a 10kA breaking capacity, it is suitable for various electrical applications.

Product ModelS203MR-K0.2

Material Number2CDS273437R0087

Product ID78497

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Reliability and SafetyThe ABB S203MR-K0.2 is built with robust materials and designed to ensure reliable operation and maximum safety in electrical systems.
2
2. High Breaking CapacityWith a 10kA breaking capacity, this miniature circuit breaker can handle high electrical currents, making it suitable for demanding applications.
3
3. Compact DesignThe compact design of the S203MR-K0.2 makes it easy to integrate into various electrical setups, saving space without compromising performance.
4
4. Compliance with StandardsThis MCB complies with UL 1077 standards, ensuring it meets international safety and performance requirements.
5

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. Easy InstallationThe ring cable lug design simplifies installation, reducing the time and effort required to set up the circuit breaker in your electrical system.

Rated Current (In)

0.2 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

2CDS273437R0087