S505-6.3-R

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Fuses are devices that maintain a prescribed current-carrying capacity for a given application. They are generally used in electric and electronics circuits to protect equipment from damage from short-circuiting or over-current-causing short circuit. The S505-6.3-R Fuse is designed and manufactured to provide reliable protection in parallel and small series electric circuits.

Description

The S505-6.3-R fuse is a single-pole, center-wire fuse with a wire-size of 6.3 millimeters and an approximate 5A rated current. This fuse is designed to open electrically when the current through it reaches a set point of about 5A. It is made from an amalgam of metals, such as lead, copper, zinc, silver, and tin, and is surrounded by epoxy resin or glass-filled polyester. This fuse is also commonly referred to as “shunt fuse” or “junction fuse”.

Applications

The S505-6.3-R fuse is widely used in electrical circuits for electronic and electrical protection applications. These devices can be used to protect circuit components such as resistors, capacitors, and transistors from getting damaged due to an over-current condition. This type of fuse can also be used in circuit breakers, surge protection devices, Electronic relays, as well as in automotive applications.

These fuses are often used in applications that require high-current ratings such as motors, transformers, industrial equipment, household appliances and so on. Additionally, this type of fuse is typically used in low-voltage electrical systems in circuit board applications and other electronic systems where the current needs to be limited and reliably protected from damage.

Working Principle

The S505-6.3-R fuse operates on the principle of thermal stabilization. When there is an over-current condition or any other anomaly in the circuit, the fuse wire inside the fuse element is heated due to the passage of high current through it. This heat then causes the fuse wire to reach its thermal melting point and opens the circuit.

At the same time, the fuse element is designed to provide a time delay for such anomalies to prevent regular overloads from leading to system harm. It ensures that a certain fault current can last for a certain amount of time before the fuse element blows off. This ensures that the circuit is protected from short circuits and over-currents with minimal impact due to the delay time.

Conclusion

The S505-6.3-R fuse is a low-voltage fuse with a rating of 5A. It is designed to provide reliable protection against over-currents or other anomalies and is typically used in applications that require a high-current rating. This fuse works on the principle of thermal stabilization, which ensures that it can protect the circuit with minimal impact due to the delay time. It is widely used in various electrical systems, industrial equipment, and household appliances, as well as in circuit board applications and other electronic systems.

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