S201-K8

Name: S201-K8
Brand: ABB
SKU: S201-K8

Short Product Description The ABB S201-K8 System pro M Miniature Circuit Breaker is a compact, current-limiting device with dual tripping mechanisms for overload and short-circuit protection. Ideal for residential, commercial, and industrial applications.

Product ModelS201-K8

Material Number2CDS251001R0407

Product ID80413

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Compact DesignThe ABB S201-K8 features a compact design, making it perfect for space-constrained installations. Its dimensions (17.5 mm width, 88 mm length, and 69 mm depth) ensure it fits seamlessly into your electrical setup.
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2. Dual Tripping MechanismsEquipped with both delayed thermal and electromechanical tripping mechanisms, this MCB provides comprehensive protection against both overload and short-circuit conditions. This ensures your circuits are safeguarded against various potential hazards.
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3. Current LimitingThe S201-K8 is designed to limit current during faults, preventing damage to your electrical system. Its current limiting feature helps in reducing the risk of electrical fires and equipment damage.
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4. DIN Rail MountingThe device is easily mountable on DIN rails, facilitating quick and efficient installation. This makes it ideal for applications where flexibility and ease of installation are crucial.

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

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

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)

5. Compliance with International StandardsThe ABB S201-K8 complies with IEC/EN 60898-1, IEC/EN 60947-2, and UL1077 standards, ensuring it meets the highest safety and performance requirements for residential, commercial, and industrial applications.

6. Finger Safe TerminalsThe MCB features finger-safe terminals, providing a secure and safe working environment for electricians. This design ensures that accidental contact with live parts is minimized, enhancing overall safety during maintenance and installation.

7. High Breaking CapacityWith a breaking capacity of 10 kA at 230 V AC, the S201-K8 is capable of handling high short-circuit currents, making it suitable for a wide range of applications including motor control circuits and other high-current devices.

8. Environmental SustainabilityDesigned with recyclability in mind, the S201-K8 adheres to the EN45555 standard, contributing to a more sustainable electrical infrastructure. Its recyclable components help reduce electronic waste and promote eco-friendly practices.

9. Easy MaintenanceThe MCB is designed for disassembly, making maintenance and replacement of components straightforward. This feature extends the product's lifespan and reduces downtime, ensuring continuous operation of your electrical systems.

10. Wide Operating RangeThe S201-K8 operates within a wide temperature range of -25°C to 55°C, making it suitable for various environmental conditions. This versatility ensures reliable performance in diverse settings, from residential to industrial applications.

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)

8 A

Rated Short-Circuit Capacity

(AC) 6 kA (DC) 6 kA (230 V AC) 6 kA (400 V AC) 6 kA (230 V) 6 kA (400 V) 6 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(133 V AC) 20 kA (230 V AC) 10 kA (24 V DC) 20 kA (60 V DC) 10 kA (230 V) 10 kA (400 V) 10 kA

Rated Conditional Short-Circuit Current (Inc)

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

Rated Service Short-Circuit Breaking Capacity (Ics)

(133 V AC) 15 kA (230 V AC) 7.5 kA

Frequency (f)

50 Hz

Rated Frequency (f)

50 / 60 Hz

Power Loss

1.5 W at Rated Operating Conditions per Pole 1.5 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

Mounting Type

DIN-Rail

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 Rigid 0.75 ... 35 mmÂ² Rigid 0.75 ... 35 mmÂ² Stranded 0.75 ... 35 mmÂ²

Installation Size

acc. to DIN 43880 1

Wire Stripping Length

12.5 mm

Terminal Type

Screw Terminals

Ambient Air Temperature

Operation -25 ... +55 Â°C Storage -40 ... +70 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 (60 V DC) 10 kA (120 V) 10 kA

Connecting Capacity UL/CSA

Busbar 18-8 AWG Conductor 18-4 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

2CDS251001R0407