LPJ-6SP

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LPJ-6SP type high interrupting capacity electrical fuses are widely used in various industries and fields. They are especially suitable for highly demanding applications such as raw and low voltage power distribution networks, motor control circuits, and neutral and line protection. It has the most reliable protection ability and strong capability in withstand short circuit currents. Thus, it is suitable for protection against all kinds of electrical faults in medium-voltage networks.

The LPJ-6SP fuse is crafted with UL 248-14 listing, which means that it meets rigorous safety standards and can provide superior protection when compared to other fuses. It has an I2t rating and minimum DC voltage rating to ensure reliable protection for both AC and DC applications. The fuse will break the circuit at a pre-determined current rating which gives it high interrupting capacity and it also has fast operating times which can help protect against fault currents.

The LPJ-6SP fuse has two types of characteristics, which are time delayed or current limiting. The advantage of having a time delayed fuse is that it can break the circuit at the highest readied current rating rather than the pre-determined one. This helps to protect the equipment from over-fusing, which can result in equipment malfunctioning. Current limiting fuses will not only break the circuit at a pre-determined current rating, but it can also limit the current flowing through the circuit.

The working principle of LPJ-6SP fuse is that it consists of a metal strip inside a cylinder. When the current rating is over its rated current value, the metal strip melts and breaks the circuit. The LPJ-6SP fuse has a higher rated current than a common fuse which gives it superior current interrupting properties. This makes the fuse ideal for medium-voltage applications that require a high level of protection against short circuit faults.

LPJ-6SP fuse has other features like a one-time fuse and a re-settable fuse. A one-time fuse cannot be used again once it has melted, while a re-settable one can be used again once it has melted but then resets itself. This makes the fuse ideal for applications where current protection is continuously required. In addition, these fuses have a long predictable life, and they are usually designed in such a way that they cannot be serviced, so they have to be replaced when the electric circuit is no longer in use.

In conclusion, LPJ-6SP type high interrupting capacity electrical fuses are widely used in various industries and fields. They have many advantages, including UL 248-14 listing, high I2t rating and minimum DC voltage rating. The working principle of this type of fuse is that the metal strip melts and breaks the circuit when the current rating is over its rated current value. In addition, these fuses have a long predictable life which makes them ideal for continuous current protection applications.

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