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Siemens SENTRON Miniature Circuit Breaker, 2-Pole, 40A, Type B, 400V AC, 60V DC, 10 kA Breaking Capacity 5SY4240-6

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Siemens SENTRON Miniature Circuit Breaker, 2-Pole, 40A, Type B, 400V AC, 60V DC, 10 kA Breaking Capacity 5SY4240-6

Name: Siemens SENTRON Miniature Circuit Breaker, 2-Pole, 40A, Type B, 400V AC, 60V DC, 10 kA Breaking Capacity 5SY4240-6
Brand: Siemens
SKU: 194943
Price: 106.94 USD
Availability: InStock

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Category Miniature Circuit Breaker Brand Siemens Condition New

Specifications

Country of Origin	Germany
Range	SENTRON
Brand	Siemens
Height	90mm
Model	5SY4240-6
Depth	90mm
IP Rating	IP20
Width	76mm
Mount Type	DIN Rail
Current Rating	40A
Series	5SY4
Terminal type	Screw
Breaking Capacity	10kA
Number of Poles	2
Standards/Approvals	IEC/EN 60898-1, IEC/EN 60947-2/UL1077
Rated AC Voltage	400V ac
Rated DC Voltage	60V dc
Tripping Characteristics	Type B
Better World Claim	Extended Product Life
Reset Actuator Type	Toggle Switch
Curve C	Tripping: 5 to 10 times the rated current
Curve D	Tripping: 10 to 14 times the rated current

Key Features

Automatic cut-out mechanism ensures reliable circuit protection.
Designed for DIN rail mounting for quick and easy installation.
Complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards.
Equipped with toggle switch reset actuator for straightforward operation.
Compact dimensions of 76mm width, 90mm height, and 90mm depth.
Screw terminal type guarantees secure electrical connections.
IP20 rating for protection against solid objects greater than 12mm.
Suitable for use in industrial, residential, and functional construction sectors.

Product Description

Siemens 5SY4240-6 Miniature Circuit Breaker is a highly reliable and automatic cut-out device designed to protect electrical circuits by interrupting overload and short circuit faults. It is a 2-pole circuit breaker with a current rating of 40A and Type B tripping characteristics, suitable for both AC voltage up to 400V and DC voltage up to 60V. The device is part of the SENTRON 5SY4 series, providing a robust breaking capacity of 10 kA to ensure safety in various applications.

This circuit breaker features a toggle switch type reset actuator that allows easy manual resetting after trip events. With a compact form factor of 76mm width, 90mm height, and 90mm depth, it is designed for efficient DIN rail mounting, enabling fast and secure installation in electrical panels. The screw terminal type offers steady and reliable wiring connections, ensuring long-term performance.

Meeting international safety standards IEC/EN 60898-1 and IEC/EN 60947-2/UL1077, this breaker is certified for use in residential, commercial, and industrial environments. Its IP20 ingress protection rating safeguards against accidental contact with live parts and intrusion of solid objects larger than 12mm. The product supports Siemens’ Better World initiative by extending the service life of electrical components, reducing waste and environmental impact.

This MCB offers versatility in protection levels with available tripping curves B, C, and D. Curve B trips at 3 to 5 times rated current, ideal for protecting generators and very long cables. Curve C trips at 5 to 10 times rated current, suitable for general circuit protection. Curve D trips at 10 to 14 times rated current, designed for high surge currents from welders, transformers, and motors.

Automatic cut-out with toggle switch for easy reset. DIN rail mounting compatible for quick installation. Compliant with IEC/EN 60898-1 and IEC/EN 60947-2 standards. Breaking capacity rated at 10 kA for robust protection.

Compact size and screw terminal type for secure fitting. IP20 rated for safety against solid foreign objects. Suitable for a wide range of industrial and residential applications.

Choose Siemens SENTRON 5SY4 5SY4240-6 Miniature Circuit Breaker for dependable circuit protection with proven performance. Browse more Miniature Circuit Breakers and Siemens products at EnvMart to find solutions tailored to your electrical protection needs.

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Frequently Asked Questions

This model has a current rating of 40A.

It features a breaking capacity of 10 kA, providing robust protection against overloads and short circuits.

It is rated for AC voltage up to 400V and DC voltage up to 60V.

This unit is designed for DIN rail mounting, allowing for quick and easy installation.

The dimensions are 76mm in width, 90mm in height, and 90mm in depth.

It has Type B tripping characteristics, which trip at 3 to 5 times the rated current.

It complies with IEC/EN 60898-1 and IEC/EN 60947-2/UL1077 standards.

It has an IP20 rating, which protects against solid objects larger than 12mm.

It is equipped with a toggle switch reset actuator for straightforward operation after a trip event.

This model features a screw terminal type, ensuring secure electrical connections.

It is suitable for use in industrial, residential, and functional construction sectors.

This model offers tripping curves B, C, and D, with curve C tripping at 5 to 10 times the rated current and curve D at 10 to 14 times the rated current.