S201M-D0.5

Name: S201M-D0.5
Brand: ABB
SKU: S201M-D0.5

The ABB S201M-D0.5 is a compact, current-limiting miniature circuit breaker designed for DIN rail mounting. It offers a D trip curve for maximum circuit protection and is suitable for a variety of applications, including residential, commercial, and industrial settings.

Product ModelS201M-D0.5

Material Number2CDS271001R0981

Product ID79450

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Smart and Reliable ProtectionThe ABB S201M-D0.5 provides smart and reliable protection for your circuits, ensuring that your equipment is safeguarded against overcurrents and short circuits.
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2. Current LimitingThis miniature circuit breaker is current limiting, which means it can reduce the current flowing through the circuit in case of an overload, thereby preventing damage to your equipment.
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3. D Trip CurveThe D trip curve ensures maximum circuit protection by providing a delayed thermal tripping mechanism, which helps in preventing false tripping and ensuring reliable operation.
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4. DIN Rail MountingDesigned for DIN rail mounting, the ABB S201M-D0.5 is easy to install and integrate into your existing electrical panel, making it a convenient solution for various applications.

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

Tripping Characteristic

Rated Operational Voltage

acc. to IEC 60898-1 230 / 400 V AC acc. to IEC 60898-1 230 V acc. to IEC 60947-2 230 V AC

Operational Voltage

Maximum (Incl. Tolerance) 253 V AC Maximum (Incl. Tolerance) 72 V DC Minimum 12 V AC Minimum 12 V DC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)

5. Versatile ApplicationsSuitable for residential, commercial, and industrial applications, this miniature circuit breaker offers a versatile solution for protecting a wide range of electrical circuits.

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

Dielectric Test Voltage

50/60 Hz-1 min: 2 kV

Input Voltage Type

AC/DC

Rated Current (In)

0.5 A

Rated Short-Circuit Capacity

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

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(133 V AC) 25 kA (230 V AC) 15 kA (230 V) 15 kA (400 V) 15 kA

Rated Conditional Short-Circuit Current (Inc)

(230 V) 15 kA

Rated Service Short-Circuit Breaking Capacity (Ics)

(133 V AC) 18.8 kA (230 V AC) 7.5 kA

Rated Frequency (f)

50 / 60 Hz

Power Loss

1.1 W at Rated Operating Conditions per Pole 1.1 W

Power Supply Connection

Arbitrary

Contact Position Indication

Red ON / Green OFF

Energy Limiting Class

Electrical Endurance

20000 AC cycle

Mechanical Endurance

20000 cycle

Number of Protected Poles

Number of Poles

Overvoltage Category

III

Tightening Torque

2.8 NÂ·m

Screw Terminal Type

Failsafe Bi-directional Cylinder-lift Terminal

Actuator Marking

I / O

Actuator Material

Insulation Group II, Black, Sealable

Housing Material

Insulation Group II, RAL 7035

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Mounting Position

any

Recommended Screw Driver

Pozidriv 2

Accessories Available

Yes

Connecting Capacity

Busbar 10 / 10 mmÂ² Flexible with Ferrule 0.75 ... 25 mmÂ² Flexible 0.75 ... 25 mmÂ² Flexible 0.75 ... 25 mmÂ² Rigid 0.75 ... 35 mmÂ² Rigid 0.75 ... 35 mmÂ² Stranded 0.75 ... 35 mmÂ²

Installation Size

acc. to DIN 43880 1

Terminal Type

Screw Terminals

Ambient Air Temperature

Operation -25 ... +55 Â°C Storage -40 ... +70 Â°C

Reference Ambient Air Temperature

30 Â°C

Degree of Protection

IP20 IP40 Enclosure with Cover IP40

Pollution Degree

Environmental Conditions

28 cycles with 55 Â°C / 90-96 % and 25 Â°C / 95-100 %

Resistance to Vibrations

20 Cycles with Load 0.8 In: 5g 5 ... 150 ... 5 Hz

Resistance to Shock acc. to IEC 60068-2-27

25g 2 shocks 13 ms

Maximum Operating Voltage UL/CSA

60 V DC 480Y/277 V AC

Interrupting Rating acc. to UL1077

(277 V AC) 6 kA (480Y / 277 V AC) 6 kA (60 V DC) 10 kA

Connecting Capacity UL/CSA

Busbar 14-8 AWG Conductor 14-4 AWG

Tightening Torque UL/CSA

18 inÂ·lb

Width in Number of Modular Spacings

1.0

Product Net Width

17.5 mm

Product Net Height

88 mm

Product Net Depth / Length

69 mm

Product Net Weight

0.125 kg

Pole Net Weight

0.125 kg

Built-In Depth (t2)

69 mm

Dimension Diagram

2CDC022007F0010

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

Object Classification Code

Manufacturer ID

2CDS271001R0981