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	40 A
	Tripping Characteristics	Type B
	Rated AC Voltage	400 V ac
	Mount Type	DIN Rail
	Breaking Capacity	6kA
	Series	SN201
	Terminal Type	Cage Terminal
	IP Rating	IP40, IP20
	Depth	69mm
	Standards/Approvals	IEC/EN 60898-1
	Height	85mm
	Width	18 mm
	Reset Actuator Type	Toggle

	Select all
	Brand ABB
	Product Type Miniature Circuit Breaker
	Number of Poles 1
	Current Rating 40 A
	Tripping Characteristics Type B
	Rated AC Voltage 400 V ac
	Mount Type DIN Rail
	Breaking Capacity 6kA
	Series SN201
	Terminal Type Cage Terminal
	IP Rating IP40, IP20
	Depth 69mm
	Standards/Approvals IEC/EN 60898-1
	Height 85mm
	Width 18 mm
	Reset Actuator Type Toggle

COO (Country of Origin):: IT

ABB SN201 Series MCB, 40A Current Rating, Type B Tripping Characteristics - 2CSS255101R0405

This miniature circuit breaker (MCB) serves as a reliable 1 pole MCB designed for circuit protection against overloads and short circuits. With a Compact width of 18mm and a length of 69mm, this device is optimally suited for DIN rail mounting. Operating at a rated AC voltage of 230V, it combines exceptional performance with a 10kA breaking capacity, ensuring safety and efficiency in electrical applications.

Features & Benefits

• Provides short circuit protection effectively to safeguard circuits
• Designed with a toggle switch for user-friendly operation
• Features Type B tripping characteristics for effective overload protection
• Compact size fits easily in any modular rail system
• Rated for 40A current handling to support various applications
• Built to withstand harsh environments with an ambient temperature range of -25 to 55 °C

Applications

• Used with residential and commercial electrical systems
• Ideal for protecting motors and transformers in industrial setups
• Suited for use in automation and control systems
• Commonly implemented in mechanical and electrical installations

What does the 10kA breaking capacity indicate about this device?

The 10kA breaking capacity signifies its Ability to safely interrupt fault currents of up to 10kA, ensuring protection against electrical hazards and preventing circuit damage during short circuits.

How is the mounting style of this device advantageous?

The DIN rail mount style allows for straightforward installation alongside other components, enabling efficient use of space in electrical panels while ensuring secure attachment.

What safety features should be considered for harsh environments?

With an operational temperature range from -25 to 55 °C, the device is designed to perform reliably in challenging conditions, maintaining functionality even under extreme temperatures.

How does the toggle switch enhance functionality?

The toggle switch actuator ensures straightforward manual operation, allowing users to easily reset the breaker during maintenance or after a trip event, increasing overall accessibility.

ABB SN201 Miniature Circuit Breaker, 1-Pole, 40 A, Type B, 400 V ac AC, 6 kA Breaking Capacity

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