RS Better World

ABB System Pro M Compact S200 Miniature Circuit Breaker, 1-Pole, 40A, Type K, 400V ac AC, 6 kA Breaking Capacity

RS Stock No.:: 237-3218
Mfr. Part No.:: 2CDS251103R0557
Manufacturer:: ABB

ABB System Pro M Compact S200 Miniature Circuit Breaker, 1-Pole, 40A, Type K, 400V ac AC, 6 kA Breaking Capacity

View all MCBs

Subtotal (1 unit)*

€88.85

(exc. VAT)

€109.29

(inc. VAT)

Stocked by manufacturer

Ready to ship from 10 July 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	€88.85

*price indicative

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RS Stock No.:: 237-3218
Mfr. Part No.:: 2CDS251103R0557
Manufacturer:: ABB

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	Product Type	Miniature Circuit Breaker
	Number of Poles	1
	Current Rating	40A
	Tripping Characteristics	Type K
	Rated AC Voltage	400V ac
	Breaking Capacity	6kA
	Mount Type	DIN Rail
	Range	System Pro M Compact
	Series	S200
	Terminal Type	Screw
	IP Rating	IP20, IP40
	Height	88mm
	Depth	69mm
	Standards/Approvals	IEC/EN 60898-1, IEC/EN 60947-2
	Width	35mm
	Better World Claim	Designed for Disassembly
	Better World Product	Yes
	Reset Actuator Type	Toggle Switch
	Tripping Mechanism	Electromagnetic, Thermomagnetic

	Select all
	Brand ABB
	Product Type Miniature Circuit Breaker
	Number of Poles 1
	Current Rating 40A
	Tripping Characteristics Type K
	Rated AC Voltage 400V ac
	Breaking Capacity 6kA
	Mount Type DIN Rail
	Range System Pro M Compact
	Series S200
	Terminal Type Screw
	IP Rating IP20, IP40
	Height 88mm
	Depth 69mm
	Standards/Approvals IEC/EN 60898-1, IEC/EN 60947-2
	Width 35mm
	Better World Claim Designed for Disassembly
	Better World Product Yes
	Reset Actuator Type Toggle Switch
	Tripping Mechanism Electromagnetic, Thermomagnetic

COO (Country of Origin):: DE

ABB S200 Series MCB, 40A Current Rating, 10kA Breaking Capacity - 2CDS251103R0557

This circuit breaker, designated as an MCB, is an essential electrical safety device designed to protect circuits from overload and short circuits. With a current rating of 40A and dimensions of 69mm in length and depth, and 35mm in width, this 1+N MCB integrates seamlessly into standard DIN rail mount systems. Offering Type K tripping characteristics, this thermal tripping circuit breaker ensures a Rapid response to fault conditions.

Features & Benefits

• Offers overload protection to prevent damage to electrical circuits
• Features a 10kA breaking capacity at maximum voltage rating
• Equipped with a toggle switch for straightforward manual resetting
• Utilises both thermal and electromechanical tripping mechanisms
• Designed for easy installation on DIN rail for optimal convenience
• Ideal for both residential and commercial electrical protection needs

Applications

• Used for protecting residential electrical installations from overloads
• Suitable for commercial environments requiring reliable circuit protection
• Applied in systems where thermal tripping is essential for safety
• Implements screw Terminal contact types for secure connections

How does the tripping mechanism enhance safety in electrical circuits?

The combination of thermal and electromechanical tripping mechanisms ensures that the circuit breaker reacts swiftly to overload or short circuit conditions, reducing the risk of fire or equipment damage by disconnecting the supply rapidly.

What is the advantage of the 10kA breaking capacity?

A 10kA breaking capacity allows the device to safely handle high fault currents, ensuring that it can effectively interrupt electrical faults without sustaining damage, thus maintaining system integrity.

Can this device be used in combination with other protection mechanisms?

Yes, it can be used alongside other protection devices such as Residual Current Devices (RCDs) to provide multi-layered protection for installations, enhancing overall electrical safety measures.

What makes this MCB suitable for use in both commercial and residential settings?

Its robust construction, along with a current rating of 40A and versatile mounting options, makes it adaptable for various applications, ensuring reliable protection in both environments.