BK1/S506-40-R

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Fuses are important components in the process of current control. They contain a resistance material that melts or breaks when the current through it exceeds its melting point or breaking point. This relieves the short circuits caused by overcurrent conditions and protects sensitive electrical and electronic components from burning and possible catastrophic failures.

The BK1/S506-40-R is a type of fuse with the character of Plug-in band fuse. Designed with corrosion-resistant nickel-plated casing, it is easy to install and remove. Its rated current is 40A and rated voltage 690V, AC-15. Highly reliable, it has a breaking capacity of 10kA and response time less than 20ms.

Application field of BK1/S506-40-R

Due to its attention to safety and convenient installation, BK1/S506-40-R is suitable for both residential and industrial areas. Common applications include the following areas:

• Power distribution systems
• Domestic appliances
• Lighting circuits
• Industrial control and automation.

Owing to the breaking capacity of 10kA and quick response time, the BK1/S506-40-R is also an optimal choice for low-temperature defrosting and defogging of automobiles, photovoltaic systems and other fields.

Working Principle of BK1/S506-40-R

The BK1/S506-40-R works on the principle of overcurrent protection. It contains a volatile material, such as an alloy or strip of metal, that melts or breaks when there is an excessive current. This process is called ‘fusing’, and it achieves the effect of preventing damaging electrical fires and protecting the circuit components. The fuse melts or breaks the circuit, thereby ensuring current safety.

The BK1/S506-40-R is designed to interrupt the current when the current passing through the circuit exceeds the rated current, which is 40A. When the fuse is in normal operation, only a very small current will pass through it. Once the current overshoots the rated current the fuse melts or breaks, thereby interrupting the current and disconnecting the circuit.

The fuse does not act on every small variation in the current, but provides protection only against the very large variations that can cause destruction. When a fuse is blown it must be replaced with a new one of the same fuse rating, as fuses are not designed to be reset.

Conclusion

In brief, the BK1/S506-40-R is an ideal choice for industrial power distribution systems, domestic applications and automotive applications due to its high breaking capacity and quick response time. The working principle of the fuse is that it acts as a safety measure by melting or breaking the circuit when the current passes through it exceeds its rated current. As such, the BK1/S506-40-R is an essential component for any circuit design.

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