RS Better World

ABB System Pro M Compact S200 Miniature Circuit Breaker, 4-Pole, 50A, Type B, 400V ac AC, 6 kA Breaking Capacity

RS Stock No.:: 746-7633
Mfr. Part No.:: 2CDS254001R0505 S204-B50
Brand:: ABB

ABB System Pro M Compact S200 Miniature Circuit Breaker, 4-Pole, 50A, Type B, 400V ac AC, 6 kA Breaking Capacity

View all MCBs

Subtotal (1 unit)*

£176.74

(exc. VAT)

£212.09

(inc. VAT)

FREE delivery for orders over £60.00

Stocked by manufacturer

Ready to ship from 20 July 2026

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

Units	Per unit
1 +	£176.74

*price indicative

Better World

Our Better World range features products that make it easy for you to make a greener product choice you can trust. Click here to find out more.

RS Stock No.:: 746-7633
Mfr. Part No.:: 2CDS254001R0505 S204-B50
Brand:: ABB

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	Number of Poles	4
	Product Type	Miniature Circuit Breaker
	Current Rating	50A
	Tripping Characteristics	Type B
	Rated AC Voltage	400V ac
	Mount Type	DIN Rail
	Breaking Capacity	6kA
	Range	System Pro M Compact
	Series	S200
	Terminal Type	Screw
	IP Rating	IP20, IP40
	Standards/Approvals	IEC/EN 60898-1, IEC/EN 60947-2
	Width	70mm
	Height	88mm
	Depth	69mm
	Better World Product	Yes
	Better World Claim	Designed for Disassembly
	Tripping Mechanism	Thermal
	Reset Actuator Type	Toggle Switch

	Select all
	Brand ABB
	Number of Poles 4
	Product Type Miniature Circuit Breaker
	Current Rating 50A
	Tripping Characteristics Type B
	Rated AC Voltage 400V ac
	Mount Type DIN Rail
	Breaking Capacity 6kA
	Range System Pro M Compact
	Series S200
	Terminal Type Screw
	IP Rating IP20, IP40
	Standards/Approvals IEC/EN 60898-1, IEC/EN 60947-2
	Width 70mm
	Height 88mm
	Depth 69mm
	Better World Product Yes
	Better World Claim Designed for Disassembly
	Tripping Mechanism Thermal
	Reset Actuator Type Toggle Switch

RoHS Status: Exempt

COO (Country of Origin):: DE

ABB S200 Series MCB, 4 Poles, 50A Current Rating - 2CDS254001R0505 S204-B50

This MCB is a reliable 4-pole circuit breaker designed for commercial and industrial applications. With a current rating of 50 A and a rated AC voltage of 400 V, it ensures efficient operation in various electrical systems. Its dimensions are 70mm in width, 69mm in length, and a depth of 69mm, making it suitable for DIN rail mounting.

Features & Benefits

• Type B MCB suitable for standard applications
• 50 A circuit breaker offers robust performance
• Thermal tripping mechanism provides reliable overload protection
• Compact design optimises space within electrical panels
• Screw Terminal contacts ensure secure connections
• Designed for disassembly for easy maintenance and recycling

Applications

• Utilised for protecting electrical circuits in commercial settings
• Ideal for use in industrial machinery and automation systems
• Suitable for residential demanding higher current ratings
• Effective in environments requiring frequent operation and maintenance

What is the breaking capacity of this circuit breaker at its maximum voltage rating?

The breaking capacity is rated at 20 kA, allowing it to effectively interrupt fault currents and protect the connected circuits.

How does the thermal tripping mechanism enhance safety?

The thermal tripping mechanism detects overheating due to excessive current, automatically disconnecting the circuit to prevent potential damage or fire hazards.

What mounting style is used for this circuit breaker?

It features a DIN rail mounting style, simplifying installation within standard electrical enclosures and ensuring a regulated fit alongside other components.

Can this circuit breaker be used in residential applications?

Yes, it is suitable for residential systems where higher current ratings are required to manage the load of various appliances safely.