MPN

ABB S800S MCB, 1P, 50A Curve B, 240V AC, 50 kA Breaking Capacity

RS Stock No.:: 140-966
Mfr. Part No.:: 2CCS861001R0505
Brand:: ABB

ABB S800S MCB, 1P, 50A Curve B, 240V AC, 50 kA Breaking Capacity

View all MCBs

Subtotal (1 unit)*

£80.48

(exc. VAT)

£96.58

(inc. VAT)

FREE delivery for orders over £50.00

Temporarily out of stock

Shipping from 13 October 2025

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Units	Per unit
1 +	£80.48

*price indicative

RS Stock No.:: 140-966
Mfr. Part No.:: 2CCS861001R0505
Brand:: ABB

ABB S800S Series MCB, 50A Current Rating, Type B Tripping Characteristics - 2CCS861001R0505

This MCB is a highly efficient 1-pole circuit breaker designed for commercial and industrial applications. With a current rating of 50A and a rated AC voltage of 240V, this device showcases a compact size of 27mm in width and 82.5mm in length. It employs thermal and electromechanical tripping mechanisms, ensuring effective protection against electrical faults.

Features & Benefits

• High breaking capacity of 50 kA ensures robust protection
• Type B MCB suitable for domestic and light commercial loads
• Designed for DIN rail mounting for straightforward installation
• Screw terminal contact type enhances stability and reliability
• Suitable for a wide voltage range with 240V operation
• Ideal for use in commercial and industrial systems

Applications

• Used for load protection in commercial electrical systems
• Commonly employed in industrial machinery and equipment
• Supports automation processes in electrical circuit setups
• Essential for safeguarding against overloads in electronic systems

What advantages does the tripping mechanism offer in various settings?

The combination of thermal and electromechanical tripping mechanisms provides optimal response to overloads and short circuits, ensuring that the circuit breaker reacts promptly under fault conditions, thereby protecting both personnel and equipment.

How does the compact size impact installation flexibility?

The compact dimensions of 27mm width make it suitable for tight spaces in electrical panels, allowing for efficient use of limited space while maintaining compliance with installation standards.

What is the significance of a high breaking capacity?

A breaking capacity of 50 kA ensures that the circuit breaker can handle significant fault currents without failure, providing essential protection and minimising the risk of electrical hazards in high-demand environments.

How can this product enhance system safety in commercial applications?

By effectively managing overloads and preventing electrical fires, the MCB contributes significantly to system safety, ensuring continued operation and reducing operational downtime in commercial setups.

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	Number of Poles	1
	Current Rating	50A
	Tripping Characteristics	Type B
	Rated AC Voltage	240V
	Breaking Capacity at Maximum Voltage Rating	50 kA
	Series	S800S
	Circuit Breaker Type	MCB
	Length	82.5mm
	Width	27mm
	Mounting Style	DIN Rail
	Depth	82.5mm
	Model Number	S801S-B50
	Application	Commercial, Industrial
	Terminal Contact Type	Screw

	Select all
	Brand ABB
	Number of Poles 1
	Current Rating 50A
	Tripping Characteristics Type B
	Rated AC Voltage 240V
	Breaking Capacity at Maximum Voltage Rating 50 kA
	Series S800S
	Circuit Breaker Type MCB
	Length 82.5mm
	Width 27mm
	Mounting Style DIN Rail
	Depth 82.5mm
	Model Number S801S-B50
	Application Commercial, Industrial
	Terminal Contact Type Screw

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